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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

hifive-unleashed-5.1
David S. Miller 2016-12-10 16:21:55 -05:00
parent 3174fed982 045169816b
commit 821781a9f4
80 changed files with 864 additions and 280 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/arm/boot/dts/imx7s.dtsi
View File

@ -643,9 +643,8 @@
reg = <0x30730000 0x10000>;
interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX7D_LCDIF_PIXEL_ROOT_CLK>,
<&clks IMX7D_CLK_DUMMY>,
<&clks IMX7D_CLK_DUMMY>;
clock-names = "pix", "axi", "disp_axi";
<&clks IMX7D_LCDIF_PIXEL_ROOT_CLK>;
clock-names = "pix", "axi";
status = "disabled";
};
};

4
arch/arm/boot/dts/orion5x-linkstation-lsgl.dts
View File

@ -82,6 +82,10 @@
gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>;
};
&sata {
nr-ports = <2>;
};
&ehci1 {
status = "okay";
};

2
arch/arm/boot/dts/sun8i-h3.dtsi
View File

@ -410,7 +410,7 @@
};
uart3_pins: uart3 {
allwinner,pins = "PG13", "PG14";
allwinner,pins = "PA13", "PA14";
allwinner,function = "uart3";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;

8
arch/m68k/configs/amiga_defconfig
View File

@ -95,9 +95,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -105,8 +106,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -366,6 +369,7 @@ CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_3COM is not set
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_A2065=y
CONFIG_ARIADNE=y
# CONFIG_NET_VENDOR_ARC is not set

8
arch/m68k/configs/apollo_defconfig
View File

@ -93,9 +93,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -103,8 +104,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -347,6 +350,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set

8
arch/m68k/configs/atari_defconfig
View File

@ -93,9 +93,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -103,8 +104,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -356,6 +359,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_ATARILANCE=y
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set

8
arch/m68k/configs/bvme6000_defconfig
View File

@ -91,9 +91,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -101,8 +102,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -346,6 +349,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set

8
arch/m68k/configs/hp300_defconfig
View File

@ -93,9 +93,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -103,8 +104,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -347,6 +350,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_HPLANCE=y
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set

8
arch/m68k/configs/mac_defconfig
View File

@ -92,9 +92,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -102,8 +103,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -363,6 +366,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_MACMACE=y
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set

8
arch/m68k/configs/multi_defconfig
View File

@ -102,9 +102,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -112,8 +113,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -397,6 +400,7 @@ CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_3COM is not set
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_A2065=y
CONFIG_ARIADNE=y
CONFIG_ATARILANCE=y

8
arch/m68k/configs/mvme147_defconfig
View File

@ -90,9 +90,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -100,8 +101,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -345,6 +348,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_MVME147_NET=y
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set

8
arch/m68k/configs/mvme16x_defconfig
View File

@ -91,9 +91,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -101,8 +102,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -346,6 +349,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set
# CONFIG_NET_VENDOR_BROADCOM is not set

8
arch/m68k/configs/q40_defconfig
View File

@ -91,9 +91,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -101,8 +102,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -353,6 +356,7 @@ CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_3COM is not set
# CONFIG_NET_VENDOR_AMAZON is not set
# CONFIG_NET_VENDOR_AMD is not set
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set

8
arch/m68k/configs/sun3_defconfig
View File

@ -88,9 +88,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -98,8 +99,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -343,6 +346,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_SUN3LANCE=y
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set

8
arch/m68k/configs/sun3x_defconfig
View File

@ -88,9 +88,10 @@ CONFIG_NF_TABLES_INET=m
CONFIG_NF_TABLES_NETDEV=m
CONFIG_NFT_EXTHDR=m
CONFIG_NFT_META=m
CONFIG_NFT_NUMGEN=m
CONFIG_NFT_CT=m
CONFIG_NFT_RBTREE=m
CONFIG_NFT_HASH=m
CONFIG_NFT_SET_RBTREE=m
CONFIG_NFT_SET_HASH=m
CONFIG_NFT_COUNTER=m
CONFIG_NFT_LOG=m
CONFIG_NFT_LIMIT=m
@ -98,8 +99,10 @@ CONFIG_NFT_MASQ=m
CONFIG_NFT_REDIR=m
CONFIG_NFT_NAT=m
CONFIG_NFT_QUEUE=m
CONFIG_NFT_QUOTA=m
CONFIG_NFT_REJECT=m
CONFIG_NFT_COMPAT=m
CONFIG_NFT_HASH=m
CONFIG_NFT_DUP_NETDEV=m
CONFIG_NFT_FWD_NETDEV=m
CONFIG_NETFILTER_XT_SET=m
@ -343,6 +346,7 @@ CONFIG_MACSEC=m
CONFIG_NETCONSOLE=m
CONFIG_NETCONSOLE_DYNAMIC=y
CONFIG_VETH=m
# CONFIG_NET_VENDOR_AMAZON is not set
CONFIG_SUN3LANCE=y
# CONFIG_NET_VENDOR_ARC is not set
# CONFIG_NET_CADENCE is not set

2
arch/m68k/include/asm/delay.h
View File

@ -114,6 +114,6 @@ static inline void __udelay(unsigned long usecs)
*/
#define HZSCALE (268435456 / (1000000 / HZ))
#define ndelay(n) __delay(DIV_ROUND_UP((n) * ((((HZSCALE) >> 11) * (loops_per_jiffy >> 11)) >> 6), 1000));
#define ndelay(n) __delay(DIV_ROUND_UP((n) * ((((HZSCALE) >> 11) * (loops_per_jiffy >> 11)) >> 6), 1000))
#endif /* defined(_M68K_DELAY_H) */

8
arch/parisc/include/asm/pgtable.h
View File

@ -65,9 +65,9 @@ static inline void purge_tlb_entries(struct mm_struct *mm, unsigned long addr)
unsigned long flags; \
spin_lock_irqsave(&pa_tlb_lock, flags); \
old_pte = *ptep; \
set_pte(ptep, pteval); \
if (pte_inserted(old_pte)) \
purge_tlb_entries(mm, addr); \
set_pte(ptep, pteval); \
spin_unlock_irqrestore(&pa_tlb_lock, flags); \
} while (0)
@ -478,8 +478,8 @@ static inline int ptep_test_and_clear_young(struct vm_area_struct *vma, unsigned
spin_unlock_irqrestore(&pa_tlb_lock, flags);
return 0;
}
set_pte(ptep, pte_mkold(pte));
purge_tlb_entries(vma->vm_mm, addr);
set_pte(ptep, pte_mkold(pte));
spin_unlock_irqrestore(&pa_tlb_lock, flags);
return 1;
}
@ -492,9 +492,9 @@ static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
spin_lock_irqsave(&pa_tlb_lock, flags);
old_pte = *ptep;
set_pte(ptep, __pte(0));
if (pte_inserted(old_pte))
purge_tlb_entries(mm, addr);
set_pte(ptep, __pte(0));
spin_unlock_irqrestore(&pa_tlb_lock, flags);
return old_pte;
@ -504,8 +504,8 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr,
{
unsigned long flags;
spin_lock_irqsave(&pa_tlb_lock, flags);
set_pte(ptep, pte_wrprotect(*ptep));
purge_tlb_entries(mm, addr);
set_pte(ptep, pte_wrprotect(*ptep));
spin_unlock_irqrestore(&pa_tlb_lock, flags);
}

11
arch/parisc/kernel/cache.c
View File

@ -393,6 +393,15 @@ void __init parisc_setup_cache_timing(void)
/* calculate TLB flush threshold */
/* On SMP machines, skip the TLB measure of kernel text which
* has been mapped as huge pages. */
if (num_online_cpus() > 1 && !parisc_requires_coherency()) {
threshold = max(cache_info.it_size, cache_info.dt_size);
threshold *= PAGE_SIZE;
threshold /= num_online_cpus();
goto set_tlb_threshold;
}
alltime = mfctl(16);
flush_tlb_all();
alltime = mfctl(16) - alltime;
@ -411,6 +420,8 @@ void __init parisc_setup_cache_timing(void)
alltime, size, rangetime);
threshold = PAGE_ALIGN(num_online_cpus() * size * alltime / rangetime);
set_tlb_threshold:
if (threshold)
parisc_tlb_flush_threshold = threshold;
printk(KERN_INFO "TLB flush threshold set to %lu KiB\n",

22
arch/parisc/kernel/pacache.S
View File

@ -892,19 +892,10 @@ ENTRY_CFI(flush_dcache_page_asm)
fdc,m r31(%r28)
fdc,m r31(%r28)
fdc,m r31(%r28)
cmpb,COND(<<) %r28, %r25,1b
cmpb,COND(<<) %r28, %r25,1b
fdc,m r31(%r28)
sync
#ifdef CONFIG_PA20
pdtlb,l %r0(%r25)
#else
tlb_lock %r20,%r21,%r22
pdtlb %r0(%r25)
tlb_unlock %r20,%r21,%r22
#endif
bv %r0(%r2)
nop
.exit
@ -979,17 +970,6 @@ ENTRY_CFI(flush_icache_page_asm)
fic,m %r31(%sr4,%r28)
sync
#ifdef CONFIG_PA20
pdtlb,l %r0(%r28)
pitlb,l %r0(%sr4,%r25)
#else
tlb_lock %r20,%r21,%r22
pdtlb %r0(%r28)
pitlb %r0(%sr4,%r25)
tlb_unlock %r20,%r21,%r22
#endif
bv %r0(%r2)
nop
.exit

2
arch/x86/events/core.c
View File

@ -69,7 +69,7 @@ u64 x86_perf_event_update(struct perf_event *event)
int shift = 64 - x86_pmu.cntval_bits;
u64 prev_raw_count, new_raw_count;
int idx = hwc->idx;
s64 delta;
u64 delta;
if (idx == INTEL_PMC_IDX_FIXED_BTS)
return 0;

2
arch/x86/events/intel/core.c
View File

@ -4034,7 +4034,7 @@ __init int intel_pmu_init(void)
/* Support full width counters using alternative MSR range */
if (x86_pmu.intel_cap.full_width_write) {
x86_pmu.max_period = x86_pmu.cntval_mask;
x86_pmu.max_period = x86_pmu.cntval_mask >> 1;
x86_pmu.perfctr = MSR_IA32_PMC0;
pr_cont("full-width counters, ");
}

1
arch/x86/events/intel/cstate.c
View File

@ -540,6 +540,7 @@ static const struct x86_cpu_id intel_cstates_match[] __initconst = {
X86_CSTATES_MODEL(INTEL_FAM6_SKYLAKE_DESKTOP, snb_cstates),
X86_CSTATES_MODEL(INTEL_FAM6_XEON_PHI_KNL, knl_cstates),
X86_CSTATES_MODEL(INTEL_FAM6_XEON_PHI_KNM, knl_cstates),
{ },
};
MODULE_DEVICE_TABLE(x86cpu, intel_cstates_match);

4
arch/x86/include/asm/compat.h
View File

@ -272,7 +272,6 @@ struct compat_shmid64_ds {
/*
* The type of struct elf_prstatus.pr_reg in compatible core dumps.
*/
#ifdef CONFIG_X86_X32_ABI
typedef struct user_regs_struct compat_elf_gregset_t;
/* Full regset -- prstatus on x32, otherwise on ia32 */
@ -281,10 +280,9 @@ typedef struct user_regs_struct compat_elf_gregset_t;
do { *(int *) (((void *) &((S)->pr_reg)) + R) = (V); } \
while (0)
#ifdef CONFIG_X86_X32_ABI
#define COMPAT_USE_64BIT_TIME \
(!!(task_pt_regs(current)->orig_ax & __X32_SYSCALL_BIT))
#else
typedef struct user_regs_struct32 compat_elf_gregset_t;
#endif
/*

4
arch/x86/kernel/apic/x2apic_uv_x.c
View File

@ -815,9 +815,9 @@ static __init void map_mmioh_high_uv3(int index, int min_pnode, int max_pnode)
l = li;
}
addr1 = (base << shift) +
f * (unsigned long)(1 << m_io);
f * (1ULL << m_io);
addr2 = (base << shift) +
(l + 1) * (unsigned long)(1 << m_io);
(l + 1) * (1ULL << m_io);
pr_info("UV: %s[%03d..%03d] NASID 0x%04x ADDR 0x%016lx - 0x%016lx\n",
id, fi, li, lnasid, addr1, addr2);
if (max_io < l)

9
arch/x86/kernel/unwind_guess.c
View File

@ -7,11 +7,13 @@
unsigned long unwind_get_return_address(struct unwind_state *state)
{
unsigned long addr = READ_ONCE_NOCHECK(*state->sp);
unsigned long addr;
if (unwind_done(state))
return 0;
addr = READ_ONCE_NOCHECK(*state->sp);
return ftrace_graph_ret_addr(state->task, &state->graph_idx,
addr, state->sp);
}
@ -25,11 +27,12 @@ bool unwind_next_frame(struct unwind_state *state)
return false;
do {
unsigned long addr = READ_ONCE_NOCHECK(*state->sp);
for (state->sp++; state->sp < info->end; state->sp++) {
unsigned long addr = READ_ONCE_NOCHECK(*state->sp);
for (state->sp++; state->sp < info->end; state->sp++)
if (__kernel_text_address(addr))
return true;
}
state->sp = info->next_sp;

2
arch/x86/platform/olpc/olpc-xo15-sci.c
View File

@ -196,6 +196,7 @@ static int xo15_sci_remove(struct acpi_device *device)
return 0;
}
#ifdef CONFIG_PM_SLEEP
static int xo15_sci_resume(struct device *dev)
{
/* Enable all EC events */
@ -207,6 +208,7 @@ static int xo15_sci_resume(struct device *dev)
return 0;
}
#endif
static SIMPLE_DEV_PM_OPS(xo15_sci_pm, NULL, xo15_sci_resume);

2
arch/x86/tools/relocs.h
View File

@ -16,7 +16,7 @@
#include <regex.h>
#include <tools/le_byteshift.h>
void die(char *fmt, ...);
void die(char *fmt, ...) __attribute__((noreturn));
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))

4
block/blk-map.c
View File

@ -118,6 +118,9 @@ int blk_rq_map_user_iov(struct request_queue *q, struct request *rq,
struct iov_iter i;
int ret;
if (!iter_is_iovec(iter))
goto fail;
if (map_data)
copy = true;
else if (iov_iter_alignment(iter) & align)
@ -140,6 +143,7 @@ int blk_rq_map_user_iov(struct request_queue *q, struct request *rq,
unmap_rq:
__blk_rq_unmap_user(bio);
fail:
rq->bio = NULL;
return -EINVAL;
}

59
crypto/algif_aead.c
View File

@ -81,7 +81,11 @@ static inline bool aead_sufficient_data(struct aead_ctx *ctx)
{
unsigned as = crypto_aead_authsize(crypto_aead_reqtfm(&ctx->aead_req));
return ctx->used >= ctx->aead_assoclen + as;
/*
* The minimum amount of memory needed for an AEAD cipher is
* the AAD and in case of decryption the tag.
*/
return ctx->used >= ctx->aead_assoclen + (ctx->enc ? 0 : as);
}
static void aead_reset_ctx(struct aead_ctx *ctx)
@ -415,7 +419,7 @@ static int aead_recvmsg_async(struct socket *sock, struct msghdr *msg,
unsigned int i, reqlen = GET_REQ_SIZE(tfm);
int err = -ENOMEM;
unsigned long used;
size_t outlen;
size_t outlen = 0;
size_t usedpages = 0;
lock_sock(sk);
@ -425,12 +429,15 @@ static int aead_recvmsg_async(struct socket *sock, struct msghdr *msg,
goto unlock;
}
used = ctx->used;
outlen = used;
if (!aead_sufficient_data(ctx))
goto unlock;
used = ctx->used;
if (ctx->enc)
outlen = used + as;
else
outlen = used - as;
req = sock_kmalloc(sk, reqlen, GFP_KERNEL);
if (unlikely(!req))
goto unlock;
@ -444,7 +451,7 @@ static int aead_recvmsg_async(struct socket *sock, struct msghdr *msg,
aead_request_set_ad(req, ctx->aead_assoclen);
aead_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
aead_async_cb, sk);
used -= ctx->aead_assoclen + (ctx->enc ? as : 0);
used -= ctx->aead_assoclen;
/* take over all tx sgls from ctx */
areq->tsgl = sock_kmalloc(sk, sizeof(*areq->tsgl) * sgl->cur,
@ -460,7 +467,7 @@ static int aead_recvmsg_async(struct socket *sock, struct msghdr *msg,
areq->tsgls = sgl->cur;
/* create rx sgls */
while (iov_iter_count(&msg->msg_iter)) {
while (outlen > usedpages && iov_iter_count(&msg->msg_iter)) {
size_t seglen = min_t(size_t, iov_iter_count(&msg->msg_iter),
(outlen - usedpages));
@ -490,16 +497,14 @@ static int aead_recvmsg_async(struct socket *sock, struct msghdr *msg,
last_rsgl = rsgl;
/* we do not need more iovecs as we have sufficient memory */
if (outlen <= usedpages)
break;
iov_iter_advance(&msg->msg_iter, err);
}
err = -EINVAL;
/* ensure output buffer is sufficiently large */
if (usedpages < outlen)
goto free;
if (usedpages < outlen) {
err = -EINVAL;
goto unlock;
}
aead_request_set_crypt(req, areq->tsgl, areq->first_rsgl.sgl.sg, used,
areq->iv);
@ -570,6 +575,7 @@ static int aead_recvmsg_sync(struct socket *sock, struct msghdr *msg, int flags)
goto unlock;
}
/* data length provided by caller via sendmsg/sendpage */
used = ctx->used;
/*
@ -584,16 +590,27 @@ static int aead_recvmsg_sync(struct socket *sock, struct msghdr *msg, int flags)
if (!aead_sufficient_data(ctx))
goto unlock;
outlen = used;
/*
* Calculate the minimum output buffer size holding the result of the
* cipher operation. When encrypting data, the receiving buffer is
* larger by the tag length compared to the input buffer as the
* encryption operation generates the tag. For decryption, the input
* buffer provides the tag which is consumed resulting in only the
* plaintext without a buffer for the tag returned to the caller.
*/
if (ctx->enc)
outlen = used + as;
else
outlen = used - as;
/*
* The cipher operation input data is reduced by the associated data
* length as this data is processed separately later on.
*/
used -= ctx->aead_assoclen + (ctx->enc ? as : 0);
used -= ctx->aead_assoclen;
/* convert iovecs of output buffers into scatterlists */
while (iov_iter_count(&msg->msg_iter)) {
while (outlen > usedpages && iov_iter_count(&msg->msg_iter)) {
size_t seglen = min_t(size_t, iov_iter_count(&msg->msg_iter),
(outlen - usedpages));
@ -620,16 +637,14 @@ static int aead_recvmsg_sync(struct socket *sock, struct msghdr *msg, int flags)
last_rsgl = rsgl;
/* we do not need more iovecs as we have sufficient memory */
if (outlen <= usedpages)
break;
iov_iter_advance(&msg->msg_iter, err);
}
err = -EINVAL;
/* ensure output buffer is sufficiently large */
if (usedpages < outlen)
if (usedpages < outlen) {
err = -EINVAL;
goto unlock;
}
sg_mark_end(sgl->sg + sgl->cur - 1);
aead_request_set_crypt(&ctx->aead_req, sgl->sg, ctx->first_rsgl.sgl.sg,

19
crypto/mcryptd.c
View File

@ -254,18 +254,22 @@ out_free_inst:
goto out;
}
static inline void mcryptd_check_internal(struct rtattr **tb, u32 *type,
static inline bool mcryptd_check_internal(struct rtattr **tb, u32 *type,
u32 *mask)
{
struct crypto_attr_type *algt;
algt = crypto_get_attr_type(tb);
if (IS_ERR(algt))
return;
if ((algt->type & CRYPTO_ALG_INTERNAL))
*type |= CRYPTO_ALG_INTERNAL;
if ((algt->mask & CRYPTO_ALG_INTERNAL))
*mask |= CRYPTO_ALG_INTERNAL;
return false;
*type |= algt->type & CRYPTO_ALG_INTERNAL;
*mask |= algt->mask & CRYPTO_ALG_INTERNAL;
if (*type & *mask & CRYPTO_ALG_INTERNAL)
return true;
else
return false;
}
static int mcryptd_hash_init_tfm(struct crypto_tfm *tfm)
@ -492,7 +496,8 @@ static int mcryptd_create_hash(struct crypto_template *tmpl, struct rtattr **tb,
u32 mask = 0;
int err;
mcryptd_check_internal(tb, &type, &mask);
if (!mcryptd_check_internal(tb, &type, &mask))
return -EINVAL;
halg = ahash_attr_alg(tb[1], type, mask);
if (IS_ERR(halg))

55
drivers/acpi/nfit/core.c
View File

@ -94,7 +94,7 @@ static struct acpi_device *to_acpi_dev(struct acpi_nfit_desc *acpi_desc)
return to_acpi_device(acpi_desc->dev);
}
static int xlat_status(void *buf, unsigned int cmd, u32 status)
static int xlat_bus_status(void *buf, unsigned int cmd, u32 status)
{
struct nd_cmd_clear_error *clear_err;
struct nd_cmd_ars_status *ars_status;
@ -113,7 +113,7 @@ static int xlat_status(void *buf, unsigned int cmd, u32 status)
flags = ND_ARS_PERSISTENT | ND_ARS_VOLATILE;
if ((status >> 16 & flags) == 0)
return -ENOTTY;
break;
return 0;
case ND_CMD_ARS_START:
/* ARS is in progress */
if ((status & 0xffff) == NFIT_ARS_START_BUSY)
@ -122,7 +122,7 @@ static int xlat_status(void *buf, unsigned int cmd, u32 status)
/* Command failed */
if (status & 0xffff)
return -EIO;
break;
return 0;
case ND_CMD_ARS_STATUS:
ars_status = buf;
/* Command failed */
@ -146,7 +146,8 @@ static int xlat_status(void *buf, unsigned int cmd, u32 status)
* then just continue with the returned results.
*/
if (status == NFIT_ARS_STATUS_INTR) {
if (ars_status->flags & NFIT_ARS_F_OVERFLOW)
if (ars_status->out_length >= 40 && (ars_status->flags
& NFIT_ARS_F_OVERFLOW))
return -ENOSPC;
return 0;
}
@ -154,7 +155,7 @@ static int xlat_status(void *buf, unsigned int cmd, u32 status)
/* Unknown status */
if (status >> 16)
return -EIO;
break;
return 0;
case ND_CMD_CLEAR_ERROR:
clear_err = buf;
if (status & 0xffff)
@ -163,7 +164,7 @@ static int xlat_status(void *buf, unsigned int cmd, u32 status)
return -EIO;
if (clear_err->length > clear_err->cleared)
return clear_err->cleared;
break;
return 0;
default:
break;
}
@ -174,9 +175,18 @@ static int xlat_status(void *buf, unsigned int cmd, u32 status)
return 0;
}
static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc,
struct nvdimm *nvdimm, unsigned int cmd, void *buf,
unsigned int buf_len, int *cmd_rc)
static int xlat_status(struct nvdimm *nvdimm, void *buf, unsigned int cmd,
u32 status)
{
if (!nvdimm)
return xlat_bus_status(buf, cmd, status);
if (status)
return -EIO;
return 0;
}
int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
unsigned int cmd, void *buf, unsigned int buf_len, int *cmd_rc)
{
struct acpi_nfit_desc *acpi_desc = to_acpi_nfit_desc(nd_desc);
union acpi_object in_obj, in_buf, *out_obj;
@ -298,7 +308,8 @@ static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc,
for (i = 0, offset = 0; i < desc->out_num; i++) {
u32 out_size = nd_cmd_out_size(nvdimm, cmd, desc, i, buf,
(u32 *) out_obj->buffer.pointer);
(u32 *) out_obj->buffer.pointer,
out_obj->buffer.length - offset);
if (offset + out_size > out_obj->buffer.length) {
dev_dbg(dev, "%s:%s output object underflow cmd: %s field: %d\n",
@ -333,7 +344,8 @@ static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc,
*/
rc = buf_len - offset - in_buf.buffer.length;
if (cmd_rc)
*cmd_rc = xlat_status(buf, cmd, fw_status);
*cmd_rc = xlat_status(nvdimm, buf, cmd,
fw_status);
} else {
dev_err(dev, "%s:%s underrun cmd: %s buf_len: %d out_len: %d\n",
__func__, dimm_name, cmd_name, buf_len,
@ -343,7 +355,7 @@ static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc,
} else {
rc = 0;
if (cmd_rc)
*cmd_rc = xlat_status(buf, cmd, fw_status);
*cmd_rc = xlat_status(nvdimm, buf, cmd, fw_status);
}
out:
@ -351,6 +363,7 @@ static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc,
return rc;
}
EXPORT_SYMBOL_GPL(acpi_nfit_ctl);
static const char *spa_type_name(u16 type)
{
@ -2001,19 +2014,32 @@ static int ars_get_status(struct acpi_nfit_desc *acpi_desc)
return cmd_rc;
}
static int ars_status_process_records(struct nvdimm_bus *nvdimm_bus,
static int ars_status_process_records(struct acpi_nfit_desc *acpi_desc,
struct nd_cmd_ars_status *ars_status)
{
struct nvdimm_bus *nvdimm_bus = acpi_desc->nvdimm_bus;
int rc;
u32 i;
/*
* First record starts at 44 byte offset from the start of the
* payload.
*/
if (ars_status->out_length < 44)
return 0;
for (i = 0; i < ars_status->num_records; i++) {
/* only process full records */
if (ars_status->out_length
< 44 + sizeof(struct nd_ars_record) * (i + 1))
break;
rc = nvdimm_bus_add_poison(nvdimm_bus,
ars_status->records[i].err_address,
ars_status->records[i].length);
if (rc)
return rc;
}
if (i < ars_status->num_records)
dev_warn(acpi_desc->dev, "detected truncated ars results\n");
return 0;
}
@ -2266,8 +2292,7 @@ static int acpi_nfit_query_poison(struct acpi_nfit_desc *acpi_desc,
if (rc < 0 && rc != -ENOSPC)
return rc;
if (ars_status_process_records(acpi_desc->nvdimm_bus,
acpi_desc->ars_status))
if (ars_status_process_records(acpi_desc, acpi_desc->ars_status))
return -ENOMEM;
return 0;

2
drivers/acpi/nfit/nfit.h
View File

@ -240,5 +240,7 @@ const u8 *to_nfit_uuid(enum nfit_uuids id);
int acpi_nfit_init(struct acpi_nfit_desc *acpi_desc, void *nfit, acpi_size sz);
void __acpi_nfit_notify(struct device *dev, acpi_handle handle, u32 event);
void __acpi_nvdimm_notify(struct device *dev, u32 event);
int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
unsigned int cmd, void *buf, unsigned int buf_len, int *cmd_rc);
void acpi_nfit_desc_init(struct acpi_nfit_desc *acpi_desc, struct device *dev);
#endif /* __NFIT_H__ */

1
drivers/ata/libata-scsi.c
View File

@ -1159,6 +1159,7 @@ static void ata_scsi_sdev_config(struct scsi_device *sdev)
{
sdev->use_10_for_rw = 1;
sdev->use_10_for_ms = 1;
sdev->no_write_same = 1;
/* Schedule policy is determined by ->qc_defer() callback and
* it needs to see every deferred qc. Set dev_blocked to 1 to

15
drivers/ata/sata_mv.c
View File

@ -4090,7 +4090,20 @@ static int mv_platform_probe(struct platform_device *pdev)
/* allocate host */
if (pdev->dev.of_node) {
of_property_read_u32(pdev->dev.of_node, "nr-ports", &n_ports);
rc = of_property_read_u32(pdev->dev.of_node, "nr-ports",
&n_ports);
if (rc) {
dev_err(&pdev->dev,
"error parsing nr-ports property: %d\n", rc);
return rc;
}
if (n_ports <= 0) {
dev_err(&pdev->dev, "nr-ports must be positive: %d\n",
n_ports);
return -EINVAL;
}
irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
} else {
mv_platform_data = dev_get_platdata(&pdev->dev);

8
drivers/block/zram/zram_drv.c
View File

@ -1413,8 +1413,14 @@ static ssize_t hot_remove_store(struct class *class,
return ret ? ret : count;
}
/*
* NOTE: hot_add attribute is not the usual read-only sysfs attribute. In a
* sense that reading from this file does alter the state of your system -- it
* creates a new un-initialized zram device and returns back this device's
* device_id (or an error code if it fails to create a new device).
*/
static struct class_attribute zram_control_class_attrs[] = {
__ATTR_RO(hot_add),
__ATTR(hot_add, 0400, hot_add_show, NULL),
__ATTR_WO(hot_remove),
__ATTR_NULL,
};

5
drivers/crypto/caam/ctrl.c
View File

@ -558,8 +558,9 @@ static int caam_probe(struct platform_device *pdev)
* Enable DECO watchdogs and, if this is a PHYS_ADDR_T_64BIT kernel,
* long pointers in master configuration register
*/
clrsetbits_32(&ctrl->mcr, MCFGR_AWCACHE_MASK, MCFGR_AWCACHE_CACH |
MCFGR_AWCACHE_BUFF | MCFGR_WDENABLE | MCFGR_LARGE_BURST |
clrsetbits_32(&ctrl->mcr, MCFGR_AWCACHE_MASK | MCFGR_LONG_PTR,
MCFGR_AWCACHE_CACH | MCFGR_AWCACHE_BUFF |
MCFGR_WDENABLE | MCFGR_LARGE_BURST |
(sizeof(dma_addr_t) == sizeof(u64) ? MCFGR_LONG_PTR : 0));
/*

11
drivers/crypto/marvell/hash.c
View File

@ -168,12 +168,11 @@ static void mv_cesa_ahash_std_step(struct ahash_request *req)
mv_cesa_adjust_op(engine, &creq->op_tmpl);
memcpy_toio(engine->sram, &creq->op_tmpl, sizeof(creq->op_tmpl));
digsize = crypto_ahash_digestsize(crypto_ahash_reqtfm(req));
for (i = 0; i < digsize / 4; i++)
writel_relaxed(creq->state[i], engine->regs + CESA_IVDIG(i));
mv_cesa_adjust_op(engine, &creq->op_tmpl);
memcpy_toio(engine->sram, &creq->op_tmpl, sizeof(creq->op_tmpl));
if (!sreq->offset) {
digsize = crypto_ahash_digestsize(crypto_ahash_reqtfm(req));
for (i = 0; i < digsize / 4; i++)
writel_relaxed(creq->state[i], engine->regs + CESA_IVDIG(i));
}
if (creq->cache_ptr)
memcpy_toio(engine->sram + CESA_SA_DATA_SRAM_OFFSET,

2
drivers/dax/dax.c
View File

@ -271,7 +271,7 @@ static int check_vma(struct dax_dev *dax_dev, struct vm_area_struct *vma,
return -ENXIO;
/* prevent private mappings from being established */
if ((vma->vm_flags & VM_SHARED) != VM_SHARED) {
if ((vma->vm_flags & VM_MAYSHARE) != VM_MAYSHARE) {
dev_info(dev, "%s: %s: fail, attempted private mapping\n",
current->comm, func);
return -EINVAL;

1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -2472,6 +2472,7 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
struct drm_file *file_priv);
void amdgpu_driver_preclose_kms(struct drm_device *dev,
struct drm_file *file_priv);
int amdgpu_suspend(struct amdgpu_device *adev);
int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon);
int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon);
u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe);

2
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View File

@ -1493,7 +1493,7 @@ static int amdgpu_fini(struct amdgpu_device *adev)
return 0;
}
static int amdgpu_suspend(struct amdgpu_device *adev)
int amdgpu_suspend(struct amdgpu_device *adev)
{
int i, r;

5
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
View File

@ -479,12 +479,15 @@ amdgpu_pci_remove(struct pci_dev *pdev)
static void
amdgpu_pci_shutdown(struct pci_dev *pdev)
{
struct drm_device *dev = pci_get_drvdata(pdev);
struct amdgpu_device *adev = dev->dev_private;
/* if we are running in a VM, make sure the device
* torn down properly on reboot/shutdown.
* unfortunately we can't detect certain
* hypervisors so just do this all the time.
*/
amdgpu_pci_remove(pdev);
amdgpu_suspend(adev);
}
static int amdgpu_pmops_suspend(struct device *dev)

4
drivers/isdn/gigaset/ser-gigaset.c
View File

@ -755,8 +755,10 @@ static int __init ser_gigaset_init(void)
driver = gigaset_initdriver(GIGASET_MINOR, GIGASET_MINORS,
GIGASET_MODULENAME, GIGASET_DEVNAME,
&ops, THIS_MODULE);
if (!driver)
if (!driver) {
rc = -ENOMEM;
goto error;
}
rc = tty_register_ldisc(N_GIGASET_M101, &gigaset_ldisc);
if (rc != 0) {

6
drivers/net/can/usb/peak_usb/pcan_usb_core.c
View File

@ -870,23 +870,25 @@ lbl_free_candev:
static void peak_usb_disconnect(struct usb_interface *intf)
{
struct peak_usb_device *dev;
struct peak_usb_device *dev_prev_siblings;
/* unregister as many netdev devices as siblings */
for (dev = usb_get_intfdata(intf); dev; dev = dev->prev_siblings) {
for (dev = usb_get_intfdata(intf); dev; dev = dev_prev_siblings) {
struct net_device *netdev = dev->netdev;
char name[IFNAMSIZ];
dev_prev_siblings = dev->prev_siblings;
dev->state &= ~PCAN_USB_STATE_CONNECTED;
strncpy(name, netdev->name, IFNAMSIZ);
unregister_netdev(netdev);
free_candev(netdev);
kfree(dev->cmd_buf);
dev->next_siblings = NULL;
if (dev->adapter->dev_free)
dev->adapter->dev_free(dev);
free_candev(netdev);
dev_info(&intf->dev, "%s removed\n", name);
}

1
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
View File

@ -4921,6 +4921,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
*/
for_each_port(adapter, i) {
pi = adap2pinfo(adapter, i);
adapter->port[i]->dev_port = pi->lport;
netif_set_real_num_tx_queues(adapter->port[i], pi->nqsets);
netif_set_real_num_rx_queues(adapter->port[i], pi->nqsets);

1
drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
View File

@ -7851,7 +7851,6 @@ int t4_port_init(struct adapter *adap, int mbox, int pf, int vf)
return ret;
memcpy(adap->port[i]->dev_addr, addr, ETH_ALEN);
adap->port[i]->dev_port = j;
j++;
}
return 0;

1
drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
View File

@ -2960,6 +2960,7 @@ static int cxgb4vf_pci_probe(struct pci_dev *pdev,
netdev->netdev_ops = &cxgb4vf_netdev_ops;
netdev->ethtool_ops = &cxgb4vf_ethtool_ops;
netdev->dev_port = pi->port_id;
/*
* Initialize the hardware/software state for the port.

65
drivers/net/ethernet/ibm/ibmveth.c
View File

@ -58,7 +58,7 @@ static struct kobj_type ktype_veth_pool;
static const char ibmveth_driver_name[] = "ibmveth";
static const char ibmveth_driver_string[] = "IBM Power Virtual Ethernet Driver";
#define ibmveth_driver_version "1.05"
#define ibmveth_driver_version "1.06"
MODULE_AUTHOR("Santiago Leon <santil@linux.vnet.ibm.com>");
MODULE_DESCRIPTION("IBM Power Virtual Ethernet Driver");
@ -137,6 +137,11 @@ static inline int ibmveth_rxq_frame_offset(struct ibmveth_adapter *adapter)
return ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_OFF_MASK;
}
static inline int ibmveth_rxq_large_packet(struct ibmveth_adapter *adapter)
{
return ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_LRG_PKT;
}
static inline int ibmveth_rxq_frame_length(struct ibmveth_adapter *adapter)
{
return be32_to_cpu(adapter->rx_queue.queue_addr[adapter->rx_queue.index].length);
@ -1174,6 +1179,45 @@ map_failed:
goto retry_bounce;
}
static void ibmveth_rx_mss_helper(struct sk_buff *skb, u16 mss, int lrg_pkt)
{
int offset = 0;
/* only TCP packets will be aggregated */
if (skb->protocol == htons(ETH_P_IP)) {
struct iphdr *iph = (struct iphdr *)skb->data;
if (iph->protocol == IPPROTO_TCP) {
offset = iph->ihl * 4;
skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4;
} else {
return;
}
} else if (skb->protocol == htons(ETH_P_IPV6)) {
struct ipv6hdr *iph6 = (struct ipv6hdr *)skb->data;
if (iph6->nexthdr == IPPROTO_TCP) {
offset = sizeof(struct ipv6hdr);
skb_shinfo(skb)->gso_type = SKB_GSO_TCPV6;
} else {
return;
}
} else {
return;
}
/* if mss is not set through Large Packet bit/mss in rx buffer,
* expect that the mss will be written to the tcp header checksum.
*/
if (lrg_pkt) {
skb_shinfo(skb)->gso_size = mss;
} else if (offset) {
struct tcphdr *tcph = (struct tcphdr *)(skb->data + offset);
skb_shinfo(skb)->gso_size = ntohs(tcph->check);
tcph->check = 0;
}
}
static int ibmveth_poll(struct napi_struct *napi, int budget)
{
struct ibmveth_adapter *adapter =
@ -1182,6 +1226,7 @@ static int ibmveth_poll(struct napi_struct *napi, int budget)
int frames_processed = 0;
unsigned long lpar_rc;
struct iphdr *iph;
u16 mss = 0;
restart_poll:
while (frames_processed < budget) {
@ -1199,9 +1244,21 @@ restart_poll:
int length = ibmveth_rxq_frame_length(adapter);
int offset = ibmveth_rxq_frame_offset(adapter);
int csum_good = ibmveth_rxq_csum_good(adapter);
int lrg_pkt = ibmveth_rxq_large_packet(adapter);
skb = ibmveth_rxq_get_buffer(adapter);
/* if the large packet bit is set in the rx queue
* descriptor, the mss will be written by PHYP eight
* bytes from the start of the rx buffer, which is
* skb->data at this stage
*/
if (lrg_pkt) {
__be64 *rxmss = (__be64 *)(skb->data + 8);
mss = (u16)be64_to_cpu(*rxmss);
}
new_skb = NULL;
if (length < rx_copybreak)
new_skb = netdev_alloc_skb(netdev, length);
@ -1235,11 +1292,15 @@ restart_poll:
if (iph->check == 0xffff) {
iph->check = 0;
iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl);
adapter->rx_large_packets++;
}
}
}
if (length > netdev->mtu + ETH_HLEN) {
ibmveth_rx_mss_helper(skb, mss, lrg_pkt);
adapter->rx_large_packets++;
}
napi_gro_receive(napi, skb); /* send it up */
netdev->stats.rx_packets++;

1
drivers/net/ethernet/ibm/ibmveth.h
View File

@ -209,6 +209,7 @@ struct ibmveth_rx_q_entry {
#define IBMVETH_RXQ_TOGGLE 0x80000000
#define IBMVETH_RXQ_TOGGLE_SHIFT 31
#define IBMVETH_RXQ_VALID 0x40000000
#define IBMVETH_RXQ_LRG_PKT 0x04000000
#define IBMVETH_RXQ_NO_CSUM 0x02000000
#define IBMVETH_RXQ_CSUM_GOOD 0x01000000
#define IBMVETH_RXQ_OFF_MASK 0x0000FFFF

1
drivers/net/ethernet/lantiq_etop.c
View File

@ -696,6 +696,7 @@ ltq_etop_probe(struct platform_device *pdev)
priv->pldata = dev_get_platdata(&pdev->dev);
priv->netdev = dev;
spin_lock_init(&priv->lock);
SET_NETDEV_DEV(dev, &pdev->dev);
for (i = 0; i < MAX_DMA_CHAN; i++) {
if (IS_TX(i))

2
drivers/net/ethernet/mellanox/mlx5/core/Kconfig
View File

@ -18,8 +18,6 @@ config MLX5_CORE_EN
default n
---help---
Ethernet support in Mellanox Technologies ConnectX-4 NIC.
Ethernet and Infiniband support in ConnectX-4 are currently mutually
exclusive.
config MLX5_CORE_EN_DCB
bool "Data Center Bridging (DCB) Support"

9
drivers/net/ethernet/smsc/smsc911x.c
View File

@ -438,9 +438,16 @@ static int smsc911x_request_resources(struct platform_device *pdev)
ret = regulator_bulk_get(&pdev->dev,
ARRAY_SIZE(pdata->supplies),
pdata->supplies);
if (ret)
if (ret) {
/*
* Retry on deferrals, else just report the error
* and try to continue.
*/
if (ret == -EPROBE_DEFER)
return ret;
netdev_err(ndev, "couldn't get regulators %d\n",
ret);
}
/* Request optional RESET GPIO */
pdata->reset_gpiod = devm_gpiod_get_optional(&pdev->dev,

1
drivers/net/ethernet/ti/cpmac.c
View File

@ -1112,6 +1112,7 @@ static int cpmac_probe(struct platform_device *pdev)
if (!dev)
return -ENOMEM;
SET_NETDEV_DEV(dev, &pdev->dev);
platform_set_drvdata(pdev, dev);
priv = netdev_priv(dev);

1
drivers/net/ethernet/ti/cpsw-phy-sel.c
View File

@ -81,6 +81,7 @@ static void cpsw_gmii_sel_am3352(struct cpsw_phy_sel_priv *priv,
};
mask = GMII_SEL_MODE_MASK << (slave * 2) | BIT(slave + 6);
mask |= BIT(slave + 4);
mode <<= slave * 2;
if (priv->rmii_clock_external) {

5
drivers/net/hyperv/netvsc_drv.c
View File

@ -47,6 +47,10 @@
NETIF_F_TSO | \
NETIF_F_TSO6 | \
NETIF_F_HW_CSUM)
/* Restrict GSO size to account for NVGRE */
#define NETVSC_GSO_MAX_SIZE 62768
static int ring_size = 128;
module_param(ring_size, int, S_IRUGO);
MODULE_PARM_DESC(ring_size, "Ring buffer size (# of pages)");
@ -1393,6 +1397,7 @@ static int netvsc_probe(struct hv_device *dev,
nvdev = net_device_ctx->nvdev;
netif_set_real_num_tx_queues(net, nvdev->num_chn);
netif_set_real_num_rx_queues(net, nvdev->num_chn);
netif_set_gso_max_size(net, NETVSC_GSO_MAX_SIZE);
/* MTU range: 68 - 1500 or 65521 */
net->min_mtu = NETVSC_MTU_MIN;

4
drivers/net/ipvlan/ipvlan_main.c
View File

@ -546,13 +546,15 @@ static int ipvlan_link_new(struct net *src_net, struct net_device *dev,
}
err = ipvlan_set_port_mode(port, mode);
if (err) {
goto unregister_netdev;
goto unlink_netdev;
}
list_add_tail_rcu(&ipvlan->pnode, &port->ipvlans);
netif_stacked_transfer_operstate(phy_dev, dev);
return 0;
unlink_netdev:
netdev_upper_dev_unlink(phy_dev, dev);
unregister_netdev:
unregister_netdevice(dev);
destroy_ipvlan_port:

16
drivers/net/phy/phy_device.c
View File

@ -905,11 +905,17 @@ EXPORT_SYMBOL(phy_attached_print);
int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
u32 flags, phy_interface_t interface)
{
struct module *ndev_owner = dev->dev.parent->driver->owner;
struct mii_bus *bus = phydev->mdio.bus;
struct device *d = &phydev->mdio.dev;
int err;
if (!try_module_get(bus->owner)) {
/* For Ethernet device drivers that register their own MDIO bus, we
* will have bus->owner match ndev_mod, so we do not want to increment
* our own module->refcnt here, otherwise we would not be able to
* unload later on.
*/
if (ndev_owner != bus->owner && !try_module_get(bus->owner)) {
dev_err(&dev->dev, "failed to get the bus module\n");
return -EIO;
}
@ -971,7 +977,8 @@ int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
error:
phy_detach(phydev);
put_device(d);
module_put(bus->owner);
if (ndev_owner != bus->owner)
module_put(bus->owner);
return err;
}
EXPORT_SYMBOL(phy_attach_direct);
@ -1021,6 +1028,8 @@ EXPORT_SYMBOL(phy_attach);
*/
void phy_detach(struct phy_device *phydev)
{
struct net_device *dev = phydev->attached_dev;
struct module *ndev_owner = dev->dev.parent->driver->owner;
struct mii_bus *bus;
int i;
@ -1050,7 +1059,8 @@ void phy_detach(struct phy_device *phydev)
bus = phydev->mdio.bus;
put_device(&phydev->mdio.dev);
module_put(bus->owner);
if (ndev_owner != bus->owner)
module_put(bus->owner);
}
EXPORT_SYMBOL(phy_detach);

21
drivers/net/usb/cdc_mbim.c
View File

@ -602,6 +602,21 @@ static const struct driver_info cdc_mbim_info_ndp_to_end = {
.data = CDC_NCM_FLAG_NDP_TO_END,
};
/* Some modems (e.g. Telit LE922A6) do not work properly with altsetting
* toggle done in cdc_ncm_bind_common. CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE
* flag is used to avoid this procedure.
*/
static const struct driver_info cdc_mbim_info_avoid_altsetting_toggle = {
.description = "CDC MBIM",
.flags = FLAG_NO_SETINT | FLAG_MULTI_PACKET | FLAG_WWAN,
.bind = cdc_mbim_bind,
.unbind = cdc_mbim_unbind,
.manage_power = cdc_mbim_manage_power,
.rx_fixup = cdc_mbim_rx_fixup,
.tx_fixup = cdc_mbim_tx_fixup,
.data = CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE,
};
static const struct usb_device_id mbim_devs[] = {
/* This duplicate NCM entry is intentional. MBIM devices can
* be disguised as NCM by default, and this is necessary to
@ -626,6 +641,12 @@ static const struct usb_device_id mbim_devs[] = {
{ USB_VENDOR_AND_INTERFACE_INFO(0x12d1, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info_ndp_to_end,
},
/* Telit LE922A6 in MBIM composition */
{ USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1041, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle,
},
/* default entry */
{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info_zlp,

14
drivers/net/usb/cdc_ncm.c
View File

@ -835,11 +835,18 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
iface_no = ctx->data->cur_altsetting->desc.bInterfaceNumber;
/* Device-specific flags */
ctx->drvflags = drvflags;
/* Reset data interface. Some devices will not reset properly
* unless they are configured first. Toggle the altsetting to
* force a reset
* force a reset.
* Some other devices do not work properly with this procedure
* that can be avoided using quirk CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE
*/
usb_set_interface(dev->udev, iface_no, data_altsetting);
if (!(ctx->drvflags & CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE))
usb_set_interface(dev->udev, iface_no, data_altsetting);
temp = usb_set_interface(dev->udev, iface_no, 0);
if (temp) {
dev_dbg(&intf->dev, "set interface failed\n");
@ -886,9 +893,6 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
/* finish setting up the device specific data */
cdc_ncm_setup(dev);
/* Device-specific flags */
ctx->drvflags = drvflags;
/* Allocate the delayed NDP if needed. */
if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) {
ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL);

25
drivers/nvdimm/bus.c
View File

@ -715,7 +715,7 @@ EXPORT_SYMBOL_GPL(nd_cmd_in_size);
u32 nd_cmd_out_size(struct nvdimm *nvdimm, int cmd,
const struct nd_cmd_desc *desc, int idx, const u32 *in_field,
const u32 *out_field)
const u32 *out_field, unsigned long remainder)
{
if (idx >= desc->out_num)
return UINT_MAX;
@ -727,9 +727,24 @@ u32 nd_cmd_out_size(struct nvdimm *nvdimm, int cmd,
return in_field[1];
else if (nvdimm && cmd == ND_CMD_VENDOR && idx == 2)
return out_field[1];
else if (!nvdimm && cmd == ND_CMD_ARS_STATUS && idx == 2)
return out_field[1] - 8;
else if (cmd == ND_CMD_CALL) {
else if (!nvdimm && cmd == ND_CMD_ARS_STATUS && idx == 2) {
/*
* Per table 9-276 ARS Data in ACPI 6.1, out_field[1] is
* "Size of Output Buffer in bytes, including this
* field."
*/
if (out_field[1] < 4)
return 0;
/*
* ACPI 6.1 is ambiguous if 'status' is included in the
* output size. If we encounter an output size that
* overshoots the remainder by 4 bytes, assume it was
* including 'status'.
*/
if (out_field[1] - 8 == remainder)
return remainder;
return out_field[1] - 4;
} else if (cmd == ND_CMD_CALL) {
struct nd_cmd_pkg *pkg = (struct nd_cmd_pkg *) in_field;
return pkg->nd_size_out;
@ -876,7 +891,7 @@ static int __nd_ioctl(struct nvdimm_bus *nvdimm_bus, struct nvdimm *nvdimm,
/* process an output envelope */
for (i = 0; i < desc->out_num; i++) {
u32 out_size = nd_cmd_out_size(nvdimm, cmd, desc, i,
(u32 *) in_env, (u32 *) out_env);
(u32 *) in_env, (u32 *) out_env, 0);
u32 copy;
if (out_size == UINT_MAX) {

14
drivers/scsi/lpfc/lpfc_sli.c
View File

@ -1323,18 +1323,20 @@ lpfc_sli_ringtxcmpl_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
{
lockdep_assert_held(&phba->hbalock);
BUG_ON(!piocb || !piocb->vport);
BUG_ON(!piocb);
list_add_tail(&piocb->list, &pring->txcmplq);
piocb->iocb_flag |= LPFC_IO_ON_TXCMPLQ;
if ((unlikely(pring->ringno == LPFC_ELS_RING)) &&
(piocb->iocb.ulpCommand != CMD_ABORT_XRI_CN) &&
(piocb->iocb.ulpCommand != CMD_CLOSE_XRI_CN) &&
(!(piocb->vport->load_flag & FC_UNLOADING)))
mod_timer(&piocb->vport->els_tmofunc,
jiffies +
msecs_to_jiffies(1000 * (phba->fc_ratov << 1)));
(piocb->iocb.ulpCommand != CMD_CLOSE_XRI_CN)) {
BUG_ON(!piocb->vport);
if (!(piocb->vport->load_flag & FC_UNLOADING))
mod_timer(&piocb->vport->els_tmofunc,
jiffies +
msecs_to_jiffies(1000 * (phba->fc_ratov << 1)));
}
return 0;
}

2
drivers/vhost/vsock.c
View File

@ -503,7 +503,7 @@ static void vhost_vsock_reset_orphans(struct sock *sk)
* executing.
*/
if (!vhost_vsock_get(vsk->local_addr.svm_cid)) {
if (!vhost_vsock_get(vsk->remote_addr.svm_cid)) {
sock_set_flag(sk, SOCK_DONE);
vsk->peer_shutdown = SHUTDOWN_MASK;
sk->sk_state = SS_UNCONNECTED;

24
fs/ceph/dir.c
View File

@ -1261,26 +1261,30 @@ static int ceph_d_revalidate(struct dentry *dentry, unsigned int flags)
return -ECHILD;
op = ceph_snap(dir) == CEPH_SNAPDIR ?
CEPH_MDS_OP_LOOKUPSNAP : CEPH_MDS_OP_LOOKUP;
CEPH_MDS_OP_LOOKUPSNAP : CEPH_MDS_OP_GETATTR;
req = ceph_mdsc_create_request(mdsc, op, USE_ANY_MDS);
if (!IS_ERR(req)) {
req->r_dentry = dget(dentry);
req->r_num_caps = 2;
req->r_num_caps = op == CEPH_MDS_OP_GETATTR ? 1 : 2;
mask = CEPH_STAT_CAP_INODE | CEPH_CAP_AUTH_SHARED;
if (ceph_security_xattr_wanted(dir))
mask |= CEPH_CAP_XATTR_SHARED;
req->r_args.getattr.mask = mask;
req->r_locked_dir = dir;
err = ceph_mdsc_do_request(mdsc, NULL, req);
if (err == 0 || err == -ENOENT) {
if (dentry == req->r_dentry) {
valid = !d_unhashed(dentry);
} else {
d_invalidate(req->r_dentry);
err = -EAGAIN;
}
switch (err) {
case 0:
if (d_really_is_positive(dentry) &&
d_inode(dentry) == req->r_target_inode)
valid = 1;
break;
case -ENOENT:
if (d_really_is_negative(dentry))
valid = 1;
/* Fallthrough */
default:
break;
}
ceph_mdsc_put_request(req);
dout("d_revalidate %p lookup result=%d\n",

7
fs/fuse/dir.c
View File

@ -1739,8 +1739,6 @@ static int fuse_setattr(struct dentry *entry, struct iattr *attr)
* This should be done on write(), truncate() and chown().
*/
if (!fc->handle_killpriv) {
int kill;
/*
* ia_mode calculation may have used stale i_mode.
* Refresh and recalculate.
@ -1750,12 +1748,11 @@ static int fuse_setattr(struct dentry *entry, struct iattr *attr)
return ret;
attr->ia_mode = inode->i_mode;
kill = should_remove_suid(entry);
if (kill & ATTR_KILL_SUID) {
if (inode->i_mode & S_ISUID) {
attr->ia_valid |= ATTR_MODE;
attr->ia_mode &= ~S_ISUID;
}
if (kill & ATTR_KILL_SGID) {
if ((inode->i_mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP)) {
attr->ia_valid |= ATTR_MODE;
attr->ia_mode &= ~S_ISGID;
}

1
include/asm-generic/export.h
View File

@ -54,7 +54,6 @@ KSYM(__kstrtab_\name):
KSYM(__kcrctab_\name):
__put KSYM(__crc_\name)
.weak KSYM(__crc_\name)
.set KSYM(__crc_\name), 0
.previous
#endif
#endif

2
include/linux/libnvdimm.h
View File

@ -143,7 +143,7 @@ u32 nd_cmd_in_size(struct nvdimm *nvdimm, int cmd,
const struct nd_cmd_desc *desc, int idx, void *buf);
u32 nd_cmd_out_size(struct nvdimm *nvdimm, int cmd,
const struct nd_cmd_desc *desc, int idx, const u32 *in_field,
const u32 *out_field);
const u32 *out_field, unsigned long remainder);
int nvdimm_bus_check_dimm_count(struct nvdimm_bus *nvdimm_bus, int dimm_count);
struct nd_region *nvdimm_pmem_region_create(struct nvdimm_bus *nvdimm_bus,
struct nd_region_desc *ndr_desc);

3
include/linux/usb/cdc_ncm.h
View File

@ -81,7 +81,8 @@
#define CDC_NCM_TIMER_INTERVAL_MAX (U32_MAX / NSEC_PER_USEC)
/* Driver flags */
#define CDC_NCM_FLAG_NDP_TO_END 0x02 /* NDP is placed at end of frame */
#define CDC_NCM_FLAG_NDP_TO_END 0x02 /* NDP is placed at end of frame */
#define CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE 0x04 /* Avoid altsetting toggle during init */
#define cdc_ncm_comm_intf_is_mbim(x) ((x)->desc.bInterfaceSubClass == USB_CDC_SUBCLASS_MBIM && \
(x)->desc.bInterfaceProtocol == USB_CDC_PROTO_NONE)

1
include/uapi/linux/can.h
View File

@ -196,5 +196,6 @@ struct can_filter {
};
#define CAN_INV_FILTER 0x20000000U /* to be set in can_filter.can_id */
#define CAN_RAW_FILTER_MAX 512 /* maximum number of can_filter set via setsockopt() */
#endif /* !_UAPI_CAN_H */

19
kernel/events/core.c
View File

@ -903,17 +903,14 @@ list_update_cgroup_event(struct perf_event *event,
*/
cpuctx = __get_cpu_context(ctx);
/* Only set/clear cpuctx->cgrp if current task uses event->cgrp. */
if (perf_cgroup_from_task(current, ctx) != event->cgrp) {
/*
* We are removing the last cpu event in this context.
* If that event is not active in this cpu, cpuctx->cgrp
* should've been cleared by perf_cgroup_switch.
*/
WARN_ON_ONCE(!add && cpuctx->cgrp);
return;
}
cpuctx->cgrp = add ? event->cgrp : NULL;
/*
* cpuctx->cgrp is NULL until a cgroup event is sched in or
* ctx->nr_cgroup == 0 .
*/
if (add && perf_cgroup_from_task(current, ctx) == event->cgrp)
cpuctx->cgrp = event->cgrp;
else if (!add)
cpuctx->cgrp = NULL;
}
#else /* !CONFIG_CGROUP_PERF */

1
kernel/kcov.c
View File

@ -7,6 +7,7 @@
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/printk.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/vmalloc.h>

111
kernel/locking/lockdep.c
View File

@ -506,13 +506,13 @@ static void __print_lock_name(struct lock_class *class)
name = class->name;
if (!name) {
name = __get_key_name(class->key, str);
printk("%s", name);
printk(KERN_CONT "%s", name);
} else {
printk("%s", name);
printk(KERN_CONT "%s", name);
if (class->name_version > 1)
printk("#%d", class->name_version);
printk(KERN_CONT "#%d", class->name_version);
if (class->subclass)
printk("/%d", class->subclass);
printk(KERN_CONT "/%d", class->subclass);
}
}
@ -522,9 +522,9 @@ static void print_lock_name(struct lock_class *class)
get_usage_chars(class, usage);
printk(" (");
printk(KERN_CONT " (");
__print_lock_name(class);
printk("){%s}", usage);
printk(KERN_CONT "){%s}", usage);
}
static void print_lockdep_cache(struct lockdep_map *lock)
@ -536,7 +536,7 @@ static void print_lockdep_cache(struct lockdep_map *lock)
if (!name)
name = __get_key_name(lock->key->subkeys, str);
printk("%s", name);
printk(KERN_CONT "%s", name);
}
static void print_lock(struct held_lock *hlock)
@ -551,13 +551,13 @@ static void print_lock(struct held_lock *hlock)
barrier();
if (!class_idx || (class_idx - 1) >= MAX_LOCKDEP_KEYS) {
printk("<RELEASED>\n");
printk(KERN_CONT "<RELEASED>\n");
return;
}
print_lock_name(lock_classes + class_idx - 1);
printk(", at: ");
print_ip_sym(hlock->acquire_ip);
printk(KERN_CONT ", at: [<%p>] %pS\n",
(void *)hlock->acquire_ip, (void *)hlock->acquire_ip);
}
static void lockdep_print_held_locks(struct task_struct *curr)
@ -792,8 +792,8 @@ register_lock_class(struct lockdep_map *lock, unsigned int subclass, int force)
printk("\nnew class %p: %s", class->key, class->name);
if (class->name_version > 1)
printk("#%d", class->name_version);
printk("\n");
printk(KERN_CONT "#%d", class->name_version);
printk(KERN_CONT "\n");
dump_stack();
if (!graph_lock()) {
@ -1071,7 +1071,7 @@ print_circular_bug_entry(struct lock_list *target, int depth)
return 0;
printk("\n-> #%u", depth);
print_lock_name(target->class);
printk(":\n");
printk(KERN_CONT ":\n");
print_stack_trace(&target->trace, 6);
return 0;
@ -1102,11 +1102,11 @@ print_circular_lock_scenario(struct held_lock *src,
if (parent != source) {
printk("Chain exists of:\n ");
__print_lock_name(source);
printk(" --> ");
printk(KERN_CONT " --> ");
__print_lock_name(parent);
printk(" --> ");
printk(KERN_CONT " --> ");
__print_lock_name(target);
printk("\n\n");
printk(KERN_CONT "\n\n");
}
printk(" Possible unsafe locking scenario:\n\n");
@ -1114,16 +1114,16 @@ print_circular_lock_scenario(struct held_lock *src,
printk(" ---- ----\n");
printk(" lock(");
__print_lock_name(target);
printk(");\n");
printk(KERN_CONT ");\n");
printk(" lock(");
__print_lock_name(parent);
printk(");\n");
printk(KERN_CONT ");\n");
printk(" lock(");
__print_lock_name(target);
printk(");\n");
printk(KERN_CONT ");\n");
printk(" lock(");
__print_lock_name(source);
printk(");\n");
printk(KERN_CONT ");\n");
printk("\n *** DEADLOCK ***\n\n");
}
@ -1359,22 +1359,22 @@ static void print_lock_class_header(struct lock_class *class, int depth)
printk("%*s->", depth, "");
print_lock_name(class);
printk(" ops: %lu", class->ops);
printk(" {\n");
printk(KERN_CONT " ops: %lu", class->ops);
printk(KERN_CONT " {\n");
for (bit = 0; bit < LOCK_USAGE_STATES; bit++) {
if (class->usage_mask & (1 << bit)) {
int len = depth;
len += printk("%*s %s", depth, "", usage_str[bit]);
len += printk(" at:\n");
len += printk(KERN_CONT " at:\n");
print_stack_trace(class->usage_traces + bit, len);
}
}
printk("%*s }\n", depth, "");
printk("%*s ... key at: ",depth,"");
print_ip_sym((unsigned long)class->key);
printk("%*s ... key at: [<%p>] %pS\n",
depth, "", class->key, class->key);
}
/*
@ -1437,11 +1437,11 @@ print_irq_lock_scenario(struct lock_list *safe_entry,
if (middle_class != unsafe_class) {
printk("Chain exists of:\n ");
__print_lock_name(safe_class);
printk(" --> ");
printk(KERN_CONT " --> ");
__print_lock_name(middle_class);
printk(" --> ");
printk(KERN_CONT " --> ");
__print_lock_name(unsafe_class);
printk("\n\n");
printk(KERN_CONT "\n\n");
}
printk(" Possible interrupt unsafe locking scenario:\n\n");
@ -1449,18 +1449,18 @@ print_irq_lock_scenario(struct lock_list *safe_entry,
printk(" ---- ----\n");
printk(" lock(");
__print_lock_name(unsafe_class);
printk(");\n");
printk(KERN_CONT ");\n");
printk(" local_irq_disable();\n");
printk(" lock(");
__print_lock_name(safe_class);
printk(");\n");
printk(KERN_CONT ");\n");
printk(" lock(");
__print_lock_name(middle_class);
printk(");\n");
printk(KERN_CONT ");\n");
printk(" <Interrupt>\n");
printk(" lock(");
__print_lock_name(safe_class);
printk(");\n");
printk(KERN_CONT ");\n");
printk("\n *** DEADLOCK ***\n\n");
}
@ -1497,9 +1497,9 @@ print_bad_irq_dependency(struct task_struct *curr,
print_lock(prev);
printk("which would create a new lock dependency:\n");
print_lock_name(hlock_class(prev));
printk(" ->");
printk(KERN_CONT " ->");
print_lock_name(hlock_class(next));
printk("\n");
printk(KERN_CONT "\n");
printk("\nbut this new dependency connects a %s-irq-safe lock:\n",
irqclass);
@ -1521,8 +1521,7 @@ print_bad_irq_dependency(struct task_struct *curr,
lockdep_print_held_locks(curr);
printk("\nthe dependencies between %s-irq-safe lock", irqclass);
printk(" and the holding lock:\n");
printk("\nthe dependencies between %s-irq-safe lock and the holding lock:\n", irqclass);
if (!save_trace(&prev_root->trace))
return 0;
print_shortest_lock_dependencies(backwards_entry, prev_root);
@ -1694,10 +1693,10 @@ print_deadlock_scenario(struct held_lock *nxt,
printk(" ----\n");
printk(" lock(");
__print_lock_name(prev);
printk(");\n");
printk(KERN_CONT ");\n");
printk(" lock(");
__print_lock_name(next);
printk(");\n");
printk(KERN_CONT ");\n");
printk("\n *** DEADLOCK ***\n\n");
printk(" May be due to missing lock nesting notation\n\n");
}
@ -1891,9 +1890,9 @@ check_prev_add(struct task_struct *curr, struct held_lock *prev,
graph_unlock();
printk("\n new dependency: ");
print_lock_name(hlock_class(prev));
printk(" => ");
printk(KERN_CONT " => ");
print_lock_name(hlock_class(next));
printk("\n");
printk(KERN_CONT "\n");
dump_stack();
return graph_lock();
}
@ -2343,11 +2342,11 @@ print_usage_bug_scenario(struct held_lock *lock)
printk(" ----\n");
printk(" lock(");
__print_lock_name(class);
printk(");\n");
printk(KERN_CONT ");\n");
printk(" <Interrupt>\n");
printk(" lock(");
__print_lock_name(class);
printk(");\n");
printk(KERN_CONT ");\n");
printk("\n *** DEADLOCK ***\n\n");
}
@ -2522,14 +2521,18 @@ check_usage_backwards(struct task_struct *curr, struct held_lock *this,
void print_irqtrace_events(struct task_struct *curr)
{
printk("irq event stamp: %u\n", curr->irq_events);
printk("hardirqs last enabled at (%u): ", curr->hardirq_enable_event);
print_ip_sym(curr->hardirq_enable_ip);
printk("hardirqs last disabled at (%u): ", curr->hardirq_disable_event);
print_ip_sym(curr->hardirq_disable_ip);
printk("softirqs last enabled at (%u): ", curr->softirq_enable_event);
print_ip_sym(curr->softirq_enable_ip);
printk("softirqs last disabled at (%u): ", curr->softirq_disable_event);
print_ip_sym(curr->softirq_disable_ip);
printk("hardirqs last enabled at (%u): [<%p>] %pS\n",
curr->hardirq_enable_event, (void *)curr->hardirq_enable_ip,
(void *)curr->hardirq_enable_ip);
printk("hardirqs last disabled at (%u): [<%p>] %pS\n",
curr->hardirq_disable_event, (void *)curr->hardirq_disable_ip,
(void *)curr->hardirq_disable_ip);
printk("softirqs last enabled at (%u): [<%p>] %pS\n",
curr->softirq_enable_event, (void *)curr->softirq_enable_ip,
(void *)curr->softirq_enable_ip);
printk("softirqs last disabled at (%u): [<%p>] %pS\n",
curr->softirq_disable_event, (void *)curr->softirq_disable_ip,
(void *)curr->softirq_disable_ip);
}
static int HARDIRQ_verbose(struct lock_class *class)
@ -3235,8 +3238,8 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass,
if (very_verbose(class)) {
printk("\nacquire class [%p] %s", class->key, class->name);
if (class->name_version > 1)
printk("#%d", class->name_version);
printk("\n");
printk(KERN_CONT "#%d", class->name_version);
printk(KERN_CONT "\n");
dump_stack();
}
@ -3378,7 +3381,7 @@ print_unlock_imbalance_bug(struct task_struct *curr, struct lockdep_map *lock,
printk("%s/%d is trying to release lock (",
curr->comm, task_pid_nr(curr));
print_lockdep_cache(lock);
printk(") at:\n");
printk(KERN_CONT ") at:\n");
print_ip_sym(ip);
printk("but there are no more locks to release!\n");
printk("\nother info that might help us debug this:\n");
@ -3871,7 +3874,7 @@ print_lock_contention_bug(struct task_struct *curr, struct lockdep_map *lock,
printk("%s/%d is trying to contend lock (",
curr->comm, task_pid_nr(curr));
print_lockdep_cache(lock);
printk(") at:\n");
printk(KERN_CONT ") at:\n");
print_ip_sym(ip);
printk("but there are no locks held!\n");
printk("\nother info that might help us debug this:\n");

68
kernel/locking/rtmutex.c
View File

@ -65,8 +65,72 @@ static inline void clear_rt_mutex_waiters(struct rt_mutex *lock)
static void fixup_rt_mutex_waiters(struct rt_mutex *lock)
{
if (!rt_mutex_has_waiters(lock))
clear_rt_mutex_waiters(lock);
unsigned long owner, *p = (unsigned long *) &lock->owner;
if (rt_mutex_has_waiters(lock))
return;
/*
* The rbtree has no waiters enqueued, now make sure that the
* lock->owner still has the waiters bit set, otherwise the
* following can happen:
*
* CPU 0 CPU 1 CPU2
* l->owner=T1
* rt_mutex_lock(l)
* lock(l->lock)
* l->owner = T1 | HAS_WAITERS;
* enqueue(T2)
* boost()
* unlock(l->lock)
* block()
*
* rt_mutex_lock(l)
* lock(l->lock)
* l->owner = T1 | HAS_WAITERS;
* enqueue(T3)
* boost()
* unlock(l->lock)
* block()
* signal(->T2) signal(->T3)
* lock(l->lock)
* dequeue(T2)
* deboost()
* unlock(l->lock)
* lock(l->lock)
* dequeue(T3)
* ==> wait list is empty
* deboost()
* unlock(l->lock)
* lock(l->lock)
* fixup_rt_mutex_waiters()
* if (wait_list_empty(l) {
* l->owner = owner
* owner = l->owner & ~HAS_WAITERS;
* ==> l->owner = T1
* }
* lock(l->lock)
* rt_mutex_unlock(l) fixup_rt_mutex_waiters()
* if (wait_list_empty(l) {
* owner = l->owner & ~HAS_WAITERS;
* cmpxchg(l->owner, T1, NULL)
* ===> Success (l->owner = NULL)
*
* l->owner = owner
* ==> l->owner = T1
* }
*
* With the check for the waiter bit in place T3 on CPU2 will not
* overwrite. All tasks fiddling with the waiters bit are
* serialized by l->lock, so nothing else can modify the waiters
* bit. If the bit is set then nothing can change l->owner either
* so the simple RMW is safe. The cmpxchg() will simply fail if it
* happens in the middle of the RMW because the waiters bit is
* still set.
*/
owner = READ_ONCE(*p);
if (owner & RT_MUTEX_HAS_WAITERS)
WRITE_ONCE(*p, owner & ~RT_MUTEX_HAS_WAITERS);
}
/*

5
kernel/locking/rtmutex_common.h
View File

@ -75,8 +75,9 @@ task_top_pi_waiter(struct task_struct *p)
static inline struct task_struct *rt_mutex_owner(struct rt_mutex *lock)
{
return (struct task_struct *)
((unsigned long)lock->owner & ~RT_MUTEX_OWNER_MASKALL);
unsigned long owner = (unsigned long) READ_ONCE(lock->owner);
return (struct task_struct *) (owner & ~RT_MUTEX_OWNER_MASKALL);
}
/*

4
kernel/sched/auto_group.c
View File

@ -212,6 +212,7 @@ int proc_sched_autogroup_set_nice(struct task_struct *p, int nice)
{
static unsigned long next = INITIAL_JIFFIES;
struct autogroup *ag;
unsigned long shares;
int err;
if (nice < MIN_NICE || nice > MAX_NICE)
@ -230,9 +231,10 @@ int proc_sched_autogroup_set_nice(struct task_struct *p, int nice)
next = HZ / 10 + jiffies;
ag = autogroup_task_get(p);
shares = scale_load(sched_prio_to_weight[nice + 20]);
down_write(&ag->lock);
err = sched_group_set_shares(ag->tg, sched_prio_to_weight[nice + 20]);
err = sched_group_set_shares(ag->tg, shares);
if (!err)
ag->nice = nice;
up_write(&ag->lock);

66
lib/locking-selftest.c
View File

@ -980,23 +980,23 @@ static void dotest(void (*testcase_fn)(void), int expected, int lockclass_mask)
#ifndef CONFIG_PROVE_LOCKING
if (expected == FAILURE && debug_locks) {
expected_testcase_failures++;
printk("failed|");
pr_cont("failed|");
}
else
#endif
if (debug_locks != expected) {
unexpected_testcase_failures++;
printk("FAILED|");
pr_cont("FAILED|");
dump_stack();
} else {
testcase_successes++;
printk(" ok |");
pr_cont(" ok |");
}
testcase_total++;
if (debug_locks_verbose)
printk(" lockclass mask: %x, debug_locks: %d, expected: %d\n",
pr_cont(" lockclass mask: %x, debug_locks: %d, expected: %d\n",
lockclass_mask, debug_locks, expected);
/*
* Some tests (e.g. double-unlock) might corrupt the preemption
@ -1021,26 +1021,26 @@ static inline void print_testname(const char *testname)
#define DO_TESTCASE_1(desc, name, nr) \
print_testname(desc"/"#nr); \
dotest(name##_##nr, SUCCESS, LOCKTYPE_RWLOCK); \
printk("\n");
pr_cont("\n");
#define DO_TESTCASE_1B(desc, name, nr) \
print_testname(desc"/"#nr); \
dotest(name##_##nr, FAILURE, LOCKTYPE_RWLOCK); \
printk("\n");
pr_cont("\n");
#define DO_TESTCASE_3(desc, name, nr) \
print_testname(desc"/"#nr); \
dotest(name##_spin_##nr, FAILURE, LOCKTYPE_SPIN); \
dotest(name##_wlock_##nr, FAILURE, LOCKTYPE_RWLOCK); \
dotest(name##_rlock_##nr, SUCCESS, LOCKTYPE_RWLOCK); \
printk("\n");
pr_cont("\n");
#define DO_TESTCASE_3RW(desc, name, nr) \
print_testname(desc"/"#nr); \
dotest(name##_spin_##nr, FAILURE, LOCKTYPE_SPIN|LOCKTYPE_RWLOCK);\
dotest(name##_wlock_##nr, FAILURE, LOCKTYPE_RWLOCK); \
dotest(name##_rlock_##nr, SUCCESS, LOCKTYPE_RWLOCK); \
printk("\n");
pr_cont("\n");
#define DO_TESTCASE_6(desc, name) \
print_testname(desc); \
@ -1050,7 +1050,7 @@ static inline void print_testname(const char *testname)
dotest(name##_mutex, FAILURE, LOCKTYPE_MUTEX); \
dotest(name##_wsem, FAILURE, LOCKTYPE_RWSEM); \
dotest(name##_rsem, FAILURE, LOCKTYPE_RWSEM); \
printk("\n");
pr_cont("\n");
#define DO_TESTCASE_6_SUCCESS(desc, name) \
print_testname(desc); \
@ -1060,7 +1060,7 @@ static inline void print_testname(const char *testname)
dotest(name##_mutex, SUCCESS, LOCKTYPE_MUTEX); \
dotest(name##_wsem, SUCCESS, LOCKTYPE_RWSEM); \
dotest(name##_rsem, SUCCESS, LOCKTYPE_RWSEM); \
printk("\n");
pr_cont("\n");
/*
* 'read' variant: rlocks must not trigger.
@ -1073,7 +1073,7 @@ static inline void print_testname(const char *testname)
dotest(name##_mutex, FAILURE, LOCKTYPE_MUTEX); \
dotest(name##_wsem, FAILURE, LOCKTYPE_RWSEM); \
dotest(name##_rsem, FAILURE, LOCKTYPE_RWSEM); \
printk("\n");
pr_cont("\n");
#define DO_TESTCASE_2I(desc, name, nr) \
DO_TESTCASE_1("hard-"desc, name##_hard, nr); \
@ -1726,25 +1726,25 @@ static void ww_tests(void)
dotest(ww_test_fail_acquire, SUCCESS, LOCKTYPE_WW);
dotest(ww_test_normal, SUCCESS, LOCKTYPE_WW);
dotest(ww_test_unneeded_slow, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
print_testname("ww contexts mixing");
dotest(ww_test_two_contexts, FAILURE, LOCKTYPE_WW);
dotest(ww_test_diff_class, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
print_testname("finishing ww context");
dotest(ww_test_context_done_twice, FAILURE, LOCKTYPE_WW);
dotest(ww_test_context_unlock_twice, FAILURE, LOCKTYPE_WW);
dotest(ww_test_context_fini_early, FAILURE, LOCKTYPE_WW);
dotest(ww_test_context_lock_after_done, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
print_testname("locking mismatches");
dotest(ww_test_object_unlock_twice, FAILURE, LOCKTYPE_WW);
dotest(ww_test_object_lock_unbalanced, FAILURE, LOCKTYPE_WW);
dotest(ww_test_object_lock_stale_context, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
print_testname("EDEADLK handling");
dotest(ww_test_edeadlk_normal, SUCCESS, LOCKTYPE_WW);
@ -1757,11 +1757,11 @@ static void ww_tests(void)
dotest(ww_test_edeadlk_acquire_more_edeadlk_slow, FAILURE, LOCKTYPE_WW);
dotest(ww_test_edeadlk_acquire_wrong, FAILURE, LOCKTYPE_WW);
dotest(ww_test_edeadlk_acquire_wrong_slow, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
print_testname("spinlock nest unlocked");
dotest(ww_test_spin_nest_unlocked, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
printk(" -----------------------------------------------------\n");
printk(" |block | try |context|\n");
@ -1771,25 +1771,25 @@ static void ww_tests(void)
dotest(ww_test_context_block, FAILURE, LOCKTYPE_WW);
dotest(ww_test_context_try, SUCCESS, LOCKTYPE_WW);
dotest(ww_test_context_context, SUCCESS, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
print_testname("try");
dotest(ww_test_try_block, FAILURE, LOCKTYPE_WW);
dotest(ww_test_try_try, SUCCESS, LOCKTYPE_WW);
dotest(ww_test_try_context, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
print_testname("block");
dotest(ww_test_block_block, FAILURE, LOCKTYPE_WW);
dotest(ww_test_block_try, SUCCESS, LOCKTYPE_WW);
dotest(ww_test_block_context, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
print_testname("spinlock");
dotest(ww_test_spin_block, FAILURE, LOCKTYPE_WW);
dotest(ww_test_spin_try, SUCCESS, LOCKTYPE_WW);
dotest(ww_test_spin_context, FAILURE, LOCKTYPE_WW);
printk("\n");
pr_cont("\n");
}
void locking_selftest(void)
@ -1829,32 +1829,32 @@ void locking_selftest(void)
printk(" --------------------------------------------------------------------------\n");
print_testname("recursive read-lock");
printk(" |");
pr_cont(" |");
dotest(rlock_AA1, SUCCESS, LOCKTYPE_RWLOCK);
printk(" |");
pr_cont(" |");
dotest(rsem_AA1, FAILURE, LOCKTYPE_RWSEM);
printk("\n");
pr_cont("\n");
print_testname("recursive read-lock #2");
printk(" |");
pr_cont(" |");
dotest(rlock_AA1B, SUCCESS, LOCKTYPE_RWLOCK);
printk(" |");
pr_cont(" |");
dotest(rsem_AA1B, FAILURE, LOCKTYPE_RWSEM);
printk("\n");
pr_cont("\n");
print_testname("mixed read-write-lock");
printk(" |");
pr_cont(" |");
dotest(rlock_AA2, FAILURE, LOCKTYPE_RWLOCK);
printk(" |");
pr_cont(" |");
dotest(rsem_AA2, FAILURE, LOCKTYPE_RWSEM);
printk("\n");
pr_cont("\n");
print_testname("mixed write-read-lock");
printk(" |");
pr_cont(" |");
dotest(rlock_AA3, FAILURE, LOCKTYPE_RWLOCK);
printk(" |");
pr_cont(" |");
dotest(rsem_AA3, FAILURE, LOCKTYPE_RWSEM);
printk("\n");
pr_cont("\n");
printk(" --------------------------------------------------------------------------\n");

3
net/can/raw.c
View File

@ -499,6 +499,9 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
if (optlen % sizeof(struct can_filter) != 0)
return -EINVAL;
if (optlen > CAN_RAW_FILTER_MAX * sizeof(struct can_filter))
return -EINVAL;
count = optlen / sizeof(struct can_filter);
if (count > 1) {

2
tools/objtool/arch/x86/decode.c
View File

@ -99,7 +99,7 @@ int arch_decode_instruction(struct elf *elf, struct section *sec,
break;
case 0x8d:
if (insn.rex_prefix.bytes &&
if (insn.rex_prefix.nbytes &&
insn.rex_prefix.bytes[0] == 0x48 &&
insn.modrm.nbytes && insn.modrm.bytes[0] == 0x2c &&
insn.sib.nbytes && insn.sib.bytes[0] == 0x24)

1
tools/testing/nvdimm/Kbuild
View File

@ -14,6 +14,7 @@ ldflags-y += --wrap=devm_memremap_pages
ldflags-y += --wrap=insert_resource
ldflags-y += --wrap=remove_resource
ldflags-y += --wrap=acpi_evaluate_object
ldflags-y += --wrap=acpi_evaluate_dsm
DRIVERS := ../../../drivers
NVDIMM_SRC := $(DRIVERS)/nvdimm

23
tools/testing/nvdimm/test/iomap.c
View File

@ -26,14 +26,17 @@ static LIST_HEAD(iomap_head);
static struct iomap_ops {
nfit_test_lookup_fn nfit_test_lookup;
nfit_test_evaluate_dsm_fn evaluate_dsm;
struct list_head list;
} iomap_ops = {
.list = LIST_HEAD_INIT(iomap_ops.list),
};
void nfit_test_setup(nfit_test_lookup_fn lookup)
void nfit_test_setup(nfit_test_lookup_fn lookup,
nfit_test_evaluate_dsm_fn evaluate)
{
iomap_ops.nfit_test_lookup = lookup;
iomap_ops.evaluate_dsm = evaluate;
list_add_rcu(&iomap_ops.list, &iomap_head);
}
EXPORT_SYMBOL(nfit_test_setup);
@ -367,4 +370,22 @@ acpi_status __wrap_acpi_evaluate_object(acpi_handle handle, acpi_string path,
}
EXPORT_SYMBOL(__wrap_acpi_evaluate_object);
union acpi_object * __wrap_acpi_evaluate_dsm(acpi_handle handle, const u8 *uuid,
u64 rev, u64 func, union acpi_object *argv4)
{
union acpi_object *obj = ERR_PTR(-ENXIO);
struct iomap_ops *ops;
rcu_read_lock();
ops = list_first_or_null_rcu(&iomap_head, typeof(*ops), list);
if (ops)
obj = ops->evaluate_dsm(handle, uuid, rev, func, argv4);
rcu_read_unlock();
if (IS_ERR(obj))
return acpi_evaluate_dsm(handle, uuid, rev, func, argv4);
return obj;
}
EXPORT_SYMBOL(__wrap_acpi_evaluate_dsm);
MODULE_LICENSE("GPL v2");

236
tools/testing/nvdimm/test/nfit.c
View File

@ -23,6 +23,7 @@
#include <linux/sizes.h>
#include <linux/list.h>
#include <linux/slab.h>
#include <nd-core.h>
#include <nfit.h>
#include <nd.h>
#include "nfit_test.h"
@ -1506,6 +1507,225 @@ static int nfit_test_blk_do_io(struct nd_blk_region *ndbr, resource_size_t dpa,
return 0;
}
static unsigned long nfit_ctl_handle;
union acpi_object *result;
static union acpi_object *nfit_test_evaluate_dsm(acpi_handle handle,
const u8 *uuid, u64 rev, u64 func, union acpi_object *argv4)
{
if (handle != &nfit_ctl_handle)
return ERR_PTR(-ENXIO);
return result;
}
static int setup_result(void *buf, size_t size)
{
result = kmalloc(sizeof(union acpi_object) + size, GFP_KERNEL);
if (!result)
return -ENOMEM;
result->package.type = ACPI_TYPE_BUFFER,
result->buffer.pointer = (void *) (result + 1);
result->buffer.length = size;
memcpy(result->buffer.pointer, buf, size);
memset(buf, 0, size);
return 0;
}
static int nfit_ctl_test(struct device *dev)
{
int rc, cmd_rc;
struct nvdimm *nvdimm;
struct acpi_device *adev;
struct nfit_mem *nfit_mem;
struct nd_ars_record *record;
struct acpi_nfit_desc *acpi_desc;
const u64 test_val = 0x0123456789abcdefULL;
unsigned long mask, cmd_size, offset;
union {
struct nd_cmd_get_config_size cfg_size;
struct nd_cmd_ars_status ars_stat;
struct nd_cmd_ars_cap ars_cap;
char buf[sizeof(struct nd_cmd_ars_status)
+ sizeof(struct nd_ars_record)];
} cmds;
adev = devm_kzalloc(dev, sizeof(*adev), GFP_KERNEL);
if (!adev)
return -ENOMEM;
*adev = (struct acpi_device) {
.handle = &nfit_ctl_handle,
.dev = {
.init_name = "test-adev",
},
};
acpi_desc = devm_kzalloc(dev, sizeof(*acpi_desc), GFP_KERNEL);
if (!acpi_desc)
return -ENOMEM;
*acpi_desc = (struct acpi_nfit_desc) {
.nd_desc = {
.cmd_mask = 1UL << ND_CMD_ARS_CAP
| 1UL << ND_CMD_ARS_START
| 1UL << ND_CMD_ARS_STATUS
| 1UL << ND_CMD_CLEAR_ERROR,
.module = THIS_MODULE,
.provider_name = "ACPI.NFIT",
.ndctl = acpi_nfit_ctl,
},
.dev = &adev->dev,
};
nfit_mem = devm_kzalloc(dev, sizeof(*nfit_mem), GFP_KERNEL);
if (!nfit_mem)
return -ENOMEM;
mask = 1UL << ND_CMD_SMART | 1UL << ND_CMD_SMART_THRESHOLD
| 1UL << ND_CMD_DIMM_FLAGS | 1UL << ND_CMD_GET_CONFIG_SIZE
| 1UL << ND_CMD_GET_CONFIG_DATA | 1UL << ND_CMD_SET_CONFIG_DATA
| 1UL << ND_CMD_VENDOR;
*nfit_mem = (struct nfit_mem) {
.adev = adev,
.family = NVDIMM_FAMILY_INTEL,
.dsm_mask = mask,
};
nvdimm = devm_kzalloc(dev, sizeof(*nvdimm), GFP_KERNEL);
if (!nvdimm)
return -ENOMEM;
*nvdimm = (struct nvdimm) {
.provider_data = nfit_mem,
.cmd_mask = mask,
.dev = {
.init_name = "test-dimm",
},
};
/* basic checkout of a typical 'get config size' command */
cmd_size = sizeof(cmds.cfg_size);
cmds.cfg_size = (struct nd_cmd_get_config_size) {
.status = 0,
.config_size = SZ_128K,
.max_xfer = SZ_4K,
};
rc = setup_result(cmds.buf, cmd_size);
if (rc)
return rc;
rc = acpi_nfit_ctl(&acpi_desc->nd_desc, nvdimm, ND_CMD_GET_CONFIG_SIZE,
cmds.buf, cmd_size, &cmd_rc);
if (rc < 0 || cmd_rc || cmds.cfg_size.status != 0
|| cmds.cfg_size.config_size != SZ_128K
|| cmds.cfg_size.max_xfer != SZ_4K) {
dev_dbg(dev, "%s: failed at: %d rc: %d cmd_rc: %d\n",
__func__, __LINE__, rc, cmd_rc);
return -EIO;
}
/* test ars_status with zero output */
cmd_size = offsetof(struct nd_cmd_ars_status, address);
cmds.ars_stat = (struct nd_cmd_ars_status) {
.out_length = 0,
};
rc = setup_result(cmds.buf, cmd_size);
if (rc)
return rc;
rc = acpi_nfit_ctl(&acpi_desc->nd_desc, NULL, ND_CMD_ARS_STATUS,
cmds.buf, cmd_size, &cmd_rc);
if (rc < 0 || cmd_rc) {
dev_dbg(dev, "%s: failed at: %d rc: %d cmd_rc: %d\n",
__func__, __LINE__, rc, cmd_rc);
return -EIO;
}
/* test ars_cap with benign extended status */
cmd_size = sizeof(cmds.ars_cap);
cmds.ars_cap = (struct nd_cmd_ars_cap) {
.status = ND_ARS_PERSISTENT << 16,
};
offset = offsetof(struct nd_cmd_ars_cap, status);
rc = setup_result(cmds.buf + offset, cmd_size - offset);
if (rc)
return rc;
rc = acpi_nfit_ctl(&acpi_desc->nd_desc, NULL, ND_CMD_ARS_CAP,
cmds.buf, cmd_size, &cmd_rc);
if (rc < 0 || cmd_rc) {
dev_dbg(dev, "%s: failed at: %d rc: %d cmd_rc: %d\n",
__func__, __LINE__, rc, cmd_rc);
return -EIO;
}
/* test ars_status with 'status' trimmed from 'out_length' */
cmd_size = sizeof(cmds.ars_stat) + sizeof(struct nd_ars_record);
cmds.ars_stat = (struct nd_cmd_ars_status) {
.out_length = cmd_size - 4,
};
record = &cmds.ars_stat.records[0];
*record = (struct nd_ars_record) {
.length = test_val,
};
rc = setup_result(cmds.buf, cmd_size);
if (rc)
return rc;
rc = acpi_nfit_ctl(&acpi_desc->nd_desc, NULL, ND_CMD_ARS_STATUS,
cmds.buf, cmd_size, &cmd_rc);
if (rc < 0 || cmd_rc || record->length != test_val) {
dev_dbg(dev, "%s: failed at: %d rc: %d cmd_rc: %d\n",
__func__, __LINE__, rc, cmd_rc);
return -EIO;
}
/* test ars_status with 'Output (Size)' including 'status' */
cmd_size = sizeof(cmds.ars_stat) + sizeof(struct nd_ars_record);
cmds.ars_stat = (struct nd_cmd_ars_status) {
.out_length = cmd_size,
};
record = &cmds.ars_stat.records[0];
*record = (struct nd_ars_record) {
.length = test_val,
};
rc = setup_result(cmds.buf, cmd_size);
if (rc)
return rc;
rc = acpi_nfit_ctl(&acpi_desc->nd_desc, NULL, ND_CMD_ARS_STATUS,
cmds.buf, cmd_size, &cmd_rc);
if (rc < 0 || cmd_rc || record->length != test_val) {
dev_dbg(dev, "%s: failed at: %d rc: %d cmd_rc: %d\n",
__func__, __LINE__, rc, cmd_rc);
return -EIO;
}
/* test extended status for get_config_size results in failure */
cmd_size = sizeof(cmds.cfg_size);
cmds.cfg_size = (struct nd_cmd_get_config_size) {
.status = 1 << 16,
};
rc = setup_result(cmds.buf, cmd_size);
if (rc)
return rc;
rc = acpi_nfit_ctl(&acpi_desc->nd_desc, nvdimm, ND_CMD_GET_CONFIG_SIZE,
cmds.buf, cmd_size, &cmd_rc);
if (rc < 0 || cmd_rc >= 0) {
dev_dbg(dev, "%s: failed at: %d rc: %d cmd_rc: %d\n",
__func__, __LINE__, rc, cmd_rc);
return -EIO;
}
return 0;
}
static int nfit_test_probe(struct platform_device *pdev)
{
struct nvdimm_bus_descriptor *nd_desc;
@ -1516,6 +1736,12 @@ static int nfit_test_probe(struct platform_device *pdev)
union acpi_object *obj;
int rc;
if (strcmp(dev_name(&pdev->dev), "nfit_test.0") == 0) {
rc = nfit_ctl_test(&pdev->dev);
if (rc)
return rc;
}
nfit_test = to_nfit_test(&pdev->dev);
/* common alloc */
@ -1639,11 +1865,13 @@ static __init int nfit_test_init(void)
{
int rc, i;
nfit_test_dimm = class_create(THIS_MODULE, "nfit_test_dimm");
if (IS_ERR(nfit_test_dimm))
return PTR_ERR(nfit_test_dimm);
nfit_test_setup(nfit_test_lookup, nfit_test_evaluate_dsm);
nfit_test_setup(nfit_test_lookup);
nfit_test_dimm = class_create(THIS_MODULE, "nfit_test_dimm");
if (IS_ERR(nfit_test_dimm)) {
rc = PTR_ERR(nfit_test_dimm);
goto err_register;
}
for (i = 0; i < NUM_NFITS; i++) {
struct nfit_test *nfit_test;

8
tools/testing/nvdimm/test/nfit_test.h
View File

@ -31,11 +31,17 @@ struct nfit_test_resource {
void *buf;
};
union acpi_object;
typedef void *acpi_handle;
typedef struct nfit_test_resource *(*nfit_test_lookup_fn)(resource_size_t);
typedef union acpi_object *(*nfit_test_evaluate_dsm_fn)(acpi_handle handle,
const u8 *uuid, u64 rev, u64 func, union acpi_object *argv4);
void __iomem *__wrap_ioremap_nocache(resource_size_t offset,
unsigned long size);
void __wrap_iounmap(volatile void __iomem *addr);
void nfit_test_setup(nfit_test_lookup_fn lookup);
void nfit_test_setup(nfit_test_lookup_fn lookup,
nfit_test_evaluate_dsm_fn evaluate);
void nfit_test_teardown(void);
struct nfit_test_resource *get_nfit_res(resource_size_t resource);
#endif