s390 updates for 5.4-rc2

- Default configs updates.
 
 - Fix build errors with CC_OPTIMIZE_FOR_SIZE due to usage of "i" constraint
   for function arguments. Two kvm changes acked-by Christian Borntraeger.
 
 - Fix -Wunused-but-set-variable warnings in mm code.
 
 - Avoid a constant misuse in qdio.
 
 - Handle a case when cpumf is temporarily unavailable.
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Merge tag 's390-5.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 fixes from Vasily Gorbik:

 - defconfig updates

 - Fix build errors with CC_OPTIMIZE_FOR_SIZE due to usage of "i"
   constraint for function arguments. Two kvm changes acked-by Christian
   Borntraeger.

 - Fix -Wunused-but-set-variable warnings in mm code.

 - Avoid a constant misuse in qdio.

 - Handle a case when cpumf is temporarily unavailable.

* tag 's390-5.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  KVM: s390: mark __insn32_query() as __always_inline
  KVM: s390: fix __insn32_query() inline assembly
  s390: update defconfigs
  s390/pci: mark function(s) __always_inline
  s390/mm: mark function(s) __always_inline
  s390/jump_label: mark function(s) __always_inline
  s390/cpu_mf: mark function(s) __always_inline
  s390/atomic,bitops: mark function(s) __always_inline
  s390/mm: fix -Wunused-but-set-variable warnings
  s390: mark __cpacf_query() as __always_inline
  s390/qdio: clarify size of the QIB parm area
  s390/cpumf: Fix indentation in sampling device driver
  s390/cpumsf: Check for CPU Measurement sampling
  s390/cpumf: Use consistant debug print format

arch/s390/configs/debug_defconfig

@@ -44,6 +44,7 @@ CONFIG_NR_CPUS=512
 CONFIG_NUMA=y
 CONFIG_HZ_100=y
 CONFIG_KEXEC_FILE=y
+CONFIG_KEXEC_SIG=y
 CONFIG_EXPOLINE=y
 CONFIG_EXPOLINE_AUTO=y
 CONFIG_CHSC_SCH=y
@@ -69,12 +70,13 @@ CONFIG_MODULE_UNLOAD=y
 CONFIG_MODULE_FORCE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
-CONFIG_MODULE_SIG=y
 CONFIG_MODULE_SIG_SHA256=y
+CONFIG_UNUSED_SYMBOLS=y
 CONFIG_BLK_DEV_INTEGRITY=y
 CONFIG_BLK_DEV_THROTTLING=y
 CONFIG_BLK_WBT=y
 CONFIG_BLK_CGROUP_IOLATENCY=y
+CONFIG_BLK_CGROUP_IOCOST=y
 CONFIG_PARTITION_ADVANCED=y
 CONFIG_IBM_PARTITION=y
 CONFIG_BSD_DISKLABEL=y
@@ -370,6 +372,7 @@ CONFIG_NETLINK_DIAG=m
 CONFIG_CGROUP_NET_PRIO=y
 CONFIG_BPF_JIT=y
 CONFIG_NET_PKTGEN=m
+# CONFIG_NET_DROP_MONITOR is not set
 CONFIG_PCI=y
 CONFIG_PCI_DEBUG=y
 CONFIG_HOTPLUG_PCI=y
@@ -424,6 +427,7 @@ CONFIG_DM_CRYPT=m
 CONFIG_DM_SNAPSHOT=m
 CONFIG_DM_THIN_PROVISIONING=m
 CONFIG_DM_WRITECACHE=m
+CONFIG_DM_CLONE=m
 CONFIG_DM_MIRROR=m
 CONFIG_DM_LOG_USERSPACE=m
 CONFIG_DM_RAID=m
@@ -435,6 +439,7 @@ CONFIG_DM_DELAY=m
 CONFIG_DM_UEVENT=y
 CONFIG_DM_FLAKEY=m
 CONFIG_DM_VERITY=m
+CONFIG_DM_VERITY_VERIFY_ROOTHASH_SIG=y
 CONFIG_DM_SWITCH=m
 CONFIG_NETDEVICES=y
 CONFIG_BONDING=m
@@ -489,6 +494,7 @@ CONFIG_MLX5_CORE_EN=y
 # CONFIG_NET_VENDOR_NVIDIA is not set
 # CONFIG_NET_VENDOR_OKI is not set
 # CONFIG_NET_VENDOR_PACKET_ENGINES is not set
+# CONFIG_NET_VENDOR_PENSANDO is not set
 # CONFIG_NET_VENDOR_QLOGIC is not set
 # CONFIG_NET_VENDOR_QUALCOMM is not set
 # CONFIG_NET_VENDOR_RDC is not set
@@ -538,15 +544,16 @@ CONFIG_WATCHDOG=y
 CONFIG_WATCHDOG_NOWAYOUT=y
 CONFIG_SOFT_WATCHDOG=m
 CONFIG_DIAG288_WATCHDOG=m
-CONFIG_DRM=y
-CONFIG_DRM_VIRTIO_GPU=y
+CONFIG_FB=y
 CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
 # CONFIG_HID is not set
 # CONFIG_USB_SUPPORT is not set
 CONFIG_INFINIBAND=m
 CONFIG_INFINIBAND_USER_ACCESS=m
 CONFIG_MLX4_INFINIBAND=m
 CONFIG_MLX5_INFINIBAND=m
+CONFIG_SYNC_FILE=y
 CONFIG_VFIO=m
 CONFIG_VFIO_PCI=m
 CONFIG_VFIO_MDEV=m
@@ -580,6 +587,8 @@ CONFIG_NILFS2_FS=m
 CONFIG_FS_DAX=y
 CONFIG_EXPORTFS_BLOCK_OPS=y
 CONFIG_FS_ENCRYPTION=y
+CONFIG_FS_VERITY=y
+CONFIG_FS_VERITY_BUILTIN_SIGNATURES=y
 CONFIG_FANOTIFY=y
 CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
 CONFIG_QUOTA_NETLINK_INTERFACE=y
@@ -589,6 +598,7 @@ CONFIG_QFMT_V2=m
 CONFIG_AUTOFS4_FS=m
 CONFIG_FUSE_FS=y
 CONFIG_CUSE=m
+CONFIG_VIRTIO_FS=m
 CONFIG_OVERLAY_FS=m
 CONFIG_FSCACHE=m
 CONFIG_CACHEFILES=m
@@ -648,12 +658,15 @@ CONFIG_FORTIFY_SOURCE=y
 CONFIG_SECURITY_SELINUX=y
 CONFIG_SECURITY_SELINUX_BOOTPARAM=y
 CONFIG_SECURITY_SELINUX_DISABLE=y
+CONFIG_SECURITY_LOCKDOWN_LSM=y
+CONFIG_SECURITY_LOCKDOWN_LSM_EARLY=y
 CONFIG_INTEGRITY_SIGNATURE=y
 CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
 CONFIG_IMA=y
 CONFIG_IMA_DEFAULT_HASH_SHA256=y
 CONFIG_IMA_WRITE_POLICY=y
 CONFIG_IMA_APPRAISE=y
+CONFIG_LSM="yama,loadpin,safesetid,integrity,selinux,smack,tomoyo,apparmor"
 CONFIG_CRYPTO_USER=m
 # CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set
 CONFIG_CRYPTO_PCRYPT=m
@@ -664,10 +677,6 @@ CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECRDSA=m
 CONFIG_CRYPTO_CHACHA20POLY1305=m
 CONFIG_CRYPTO_AEGIS128=m
-CONFIG_CRYPTO_AEGIS128L=m
-CONFIG_CRYPTO_AEGIS256=m
-CONFIG_CRYPTO_MORUS640=m
-CONFIG_CRYPTO_MORUS1280=m
 CONFIG_CRYPTO_CFB=m
 CONFIG_CRYPTO_LRW=m
 CONFIG_CRYPTO_PCBC=m
@@ -739,7 +748,6 @@ CONFIG_DEBUG_INFO=y
 CONFIG_DEBUG_INFO_DWARF4=y
 CONFIG_GDB_SCRIPTS=y
 CONFIG_FRAME_WARN=1024
-CONFIG_UNUSED_SYMBOLS=y
 CONFIG_HEADERS_INSTALL=y
 CONFIG_HEADERS_CHECK=y
 CONFIG_DEBUG_SECTION_MISMATCH=y

arch/s390/configs/defconfig

@@ -44,6 +44,7 @@ CONFIG_NUMA=y
 # CONFIG_NUMA_EMU is not set
 CONFIG_HZ_100=y
 CONFIG_KEXEC_FILE=y
+CONFIG_KEXEC_SIG=y
 CONFIG_EXPOLINE=y
 CONFIG_EXPOLINE_AUTO=y
 CONFIG_CHSC_SCH=y
@@ -66,11 +67,12 @@ CONFIG_MODULE_UNLOAD=y
 CONFIG_MODULE_FORCE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
-CONFIG_MODULE_SIG=y
 CONFIG_MODULE_SIG_SHA256=y
+CONFIG_UNUSED_SYMBOLS=y
 CONFIG_BLK_DEV_THROTTLING=y
 CONFIG_BLK_WBT=y
 CONFIG_BLK_CGROUP_IOLATENCY=y
+CONFIG_BLK_CGROUP_IOCOST=y
 CONFIG_PARTITION_ADVANCED=y
 CONFIG_IBM_PARTITION=y
 CONFIG_BSD_DISKLABEL=y
@@ -363,6 +365,7 @@ CONFIG_NETLINK_DIAG=m
 CONFIG_CGROUP_NET_PRIO=y
 CONFIG_BPF_JIT=y
 CONFIG_NET_PKTGEN=m
+# CONFIG_NET_DROP_MONITOR is not set
 CONFIG_PCI=y
 CONFIG_HOTPLUG_PCI=y
 CONFIG_HOTPLUG_PCI_S390=y
@@ -418,6 +421,7 @@ CONFIG_DM_CRYPT=m
 CONFIG_DM_SNAPSHOT=m
 CONFIG_DM_THIN_PROVISIONING=m
 CONFIG_DM_WRITECACHE=m
+CONFIG_DM_CLONE=m
 CONFIG_DM_MIRROR=m
 CONFIG_DM_LOG_USERSPACE=m
 CONFIG_DM_RAID=m
@@ -429,6 +433,7 @@ CONFIG_DM_DELAY=m
 CONFIG_DM_UEVENT=y
 CONFIG_DM_FLAKEY=m
 CONFIG_DM_VERITY=m
+CONFIG_DM_VERITY_VERIFY_ROOTHASH_SIG=y
 CONFIG_DM_SWITCH=m
 CONFIG_DM_INTEGRITY=m
 CONFIG_NETDEVICES=y
@@ -484,6 +489,7 @@ CONFIG_MLX5_CORE_EN=y
 # CONFIG_NET_VENDOR_NVIDIA is not set
 # CONFIG_NET_VENDOR_OKI is not set
 # CONFIG_NET_VENDOR_PACKET_ENGINES is not set
+# CONFIG_NET_VENDOR_PENSANDO is not set
 # CONFIG_NET_VENDOR_QLOGIC is not set
 # CONFIG_NET_VENDOR_QUALCOMM is not set
 # CONFIG_NET_VENDOR_RDC is not set
@@ -533,16 +539,16 @@ CONFIG_WATCHDOG_CORE=y
 CONFIG_WATCHDOG_NOWAYOUT=y
 CONFIG_SOFT_WATCHDOG=m
 CONFIG_DIAG288_WATCHDOG=m
-CONFIG_DRM=y
-CONFIG_DRM_VIRTIO_GPU=y
-# CONFIG_BACKLIGHT_CLASS_DEVICE is not set
+CONFIG_FB=y
 CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
 # CONFIG_HID is not set
 # CONFIG_USB_SUPPORT is not set
 CONFIG_INFINIBAND=m
 CONFIG_INFINIBAND_USER_ACCESS=m
 CONFIG_MLX4_INFINIBAND=m
 CONFIG_MLX5_INFINIBAND=m
+CONFIG_SYNC_FILE=y
 CONFIG_VFIO=m
 CONFIG_VFIO_PCI=m
 CONFIG_VFIO_MDEV=m
@@ -573,6 +579,8 @@ CONFIG_NILFS2_FS=m
 CONFIG_FS_DAX=y
 CONFIG_EXPORTFS_BLOCK_OPS=y
 CONFIG_FS_ENCRYPTION=y
+CONFIG_FS_VERITY=y
+CONFIG_FS_VERITY_BUILTIN_SIGNATURES=y
 CONFIG_FANOTIFY=y
 CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
 CONFIG_QUOTA_NETLINK_INTERFACE=y
@@ -581,6 +589,7 @@ CONFIG_QFMT_V2=m
 CONFIG_AUTOFS4_FS=m
 CONFIG_FUSE_FS=y
 CONFIG_CUSE=m
+CONFIG_VIRTIO_FS=m
 CONFIG_OVERLAY_FS=m
 CONFIG_FSCACHE=m
 CONFIG_CACHEFILES=m
@@ -639,12 +648,15 @@ CONFIG_SECURITY_NETWORK=y
 CONFIG_SECURITY_SELINUX=y
 CONFIG_SECURITY_SELINUX_BOOTPARAM=y
 CONFIG_SECURITY_SELINUX_DISABLE=y
+CONFIG_SECURITY_LOCKDOWN_LSM=y
+CONFIG_SECURITY_LOCKDOWN_LSM_EARLY=y
 CONFIG_INTEGRITY_SIGNATURE=y
 CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
 CONFIG_IMA=y
 CONFIG_IMA_DEFAULT_HASH_SHA256=y
 CONFIG_IMA_WRITE_POLICY=y
 CONFIG_IMA_APPRAISE=y
+CONFIG_LSM="yama,loadpin,safesetid,integrity,selinux,smack,tomoyo,apparmor"
 CONFIG_CRYPTO_FIPS=y
 CONFIG_CRYPTO_USER=m
 # CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set
@@ -656,10 +668,6 @@ CONFIG_CRYPTO_ECDH=m
 CONFIG_CRYPTO_ECRDSA=m
 CONFIG_CRYPTO_CHACHA20POLY1305=m
 CONFIG_CRYPTO_AEGIS128=m
-CONFIG_CRYPTO_AEGIS128L=m
-CONFIG_CRYPTO_AEGIS256=m
-CONFIG_CRYPTO_MORUS640=m
-CONFIG_CRYPTO_MORUS1280=m
 CONFIG_CRYPTO_CFB=m
 CONFIG_CRYPTO_LRW=m
 CONFIG_CRYPTO_OFB=m
@@ -727,7 +735,6 @@ CONFIG_DEBUG_INFO=y
 CONFIG_DEBUG_INFO_DWARF4=y
 CONFIG_GDB_SCRIPTS=y
 CONFIG_FRAME_WARN=1024
-CONFIG_UNUSED_SYMBOLS=y
 CONFIG_DEBUG_SECTION_MISMATCH=y
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_MEMORY_INIT=y

arch/s390/configs/zfcpdump_defconfig

@@ -61,7 +61,7 @@ CONFIG_RAW_DRIVER=y
 CONFIG_CONFIGFS_FS=y
 # CONFIG_MISC_FILESYSTEMS is not set
 # CONFIG_NETWORK_FILESYSTEMS is not set
-# CONFIG_DIMLIB is not set
+CONFIG_LSM="yama,loadpin,safesetid,integrity"
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_INFO=y
 CONFIG_DEBUG_FS=y

arch/s390/include/asm/atomic_ops.h

@@ -41,7 +41,7 @@ __ATOMIC_OPS(__atomic64_xor, long, "laxg")
 #undef __ATOMIC_OP
 
 #define __ATOMIC_CONST_OP(op_name, op_type, op_string, op_barrier)	\
-static inline void op_name(op_type val, op_type *ptr)			\
+static __always_inline void op_name(op_type val, op_type *ptr)		\
 {									\
 	asm volatile(							\
 		op_string "	%[ptr],%[val]\n"			\

arch/s390/include/asm/bitops.h

@@ -56,7 +56,7 @@ __bitops_byte(unsigned long nr, volatile unsigned long *ptr)
 	return ((unsigned char *)ptr) + ((nr ^ (BITS_PER_LONG - 8)) >> 3);
 }
 
-static inline void arch_set_bit(unsigned long nr, volatile unsigned long *ptr)
+static __always_inline void arch_set_bit(unsigned long nr, volatile unsigned long *ptr)
 {
 	unsigned long *addr = __bitops_word(nr, ptr);
 	unsigned long mask;
@@ -77,7 +77,7 @@ static inline void arch_set_bit(unsigned long nr, volatile unsigned long *ptr)
 	__atomic64_or(mask, (long *)addr);
 }
 
-static inline void arch_clear_bit(unsigned long nr, volatile unsigned long *ptr)
+static __always_inline void arch_clear_bit(unsigned long nr, volatile unsigned long *ptr)
 {
 	unsigned long *addr = __bitops_word(nr, ptr);
 	unsigned long mask;
@@ -98,8 +98,8 @@ static inline void arch_clear_bit(unsigned long nr, volatile unsigned long *ptr)
 	__atomic64_and(mask, (long *)addr);
 }
 
-static inline void arch_change_bit(unsigned long nr,
-				   volatile unsigned long *ptr)
+static __always_inline void arch_change_bit(unsigned long nr,
+					    volatile unsigned long *ptr)
 {
 	unsigned long *addr = __bitops_word(nr, ptr);
 	unsigned long mask;

arch/s390/include/asm/cpacf.h

@@ -171,7 +171,7 @@ typedef struct { unsigned char bytes[16]; } cpacf_mask_t;
  *
  * Returns 1 if @func is available for @opcode, 0 otherwise
  */
-static inline void __cpacf_query(unsigned int opcode, cpacf_mask_t *mask)
+static __always_inline void __cpacf_query(unsigned int opcode, cpacf_mask_t *mask)
 {
 	register unsigned long r0 asm("0") = 0;	/* query function */
 	register unsigned long r1 asm("1") = (unsigned long) mask;

arch/s390/include/asm/cpu_mf.h

@@ -28,6 +28,8 @@ asm(".include \"asm/cpu_mf-insn.h\"\n");
 				 CPU_MF_INT_SF_PRA|CPU_MF_INT_SF_SACA|	\
 				 CPU_MF_INT_SF_LSDA)
 
+#define CPU_MF_SF_RIBM_NOTAV	0x1		/* Sampling unavailable */
+
 /* CPU measurement facility support */
 static inline int cpum_cf_avail(void)
 {
@@ -69,7 +71,8 @@ struct hws_qsi_info_block {	    /* Bit(s) */
 	unsigned long max_sampl_rate; /* 16-23: maximum sampling interval*/
 	unsigned long tear;	    /* 24-31: TEAR contents		 */
 	unsigned long dear;	    /* 32-39: DEAR contents		 */
-	unsigned int rsvrd0;	    /* 40-43: reserved			 */
+	unsigned int rsvrd0:24;	    /* 40-42: reserved			 */
+	unsigned int ribm:8;	    /* 43: Reserved by IBM		 */
 	unsigned int cpu_speed;     /* 44-47: CPU speed			 */
 	unsigned long long rsvrd1;  /* 48-55: reserved			 */
 	unsigned long long rsvrd2;  /* 56-63: reserved			 */
@@ -220,7 +223,8 @@ enum stcctm_ctr_set {
 	MT_DIAG = 5,
 	MT_DIAG_CLEARING = 9,	/* clears loss-of-MT-ctr-data alert */
 };
-static inline int stcctm(enum stcctm_ctr_set set, u64 range, u64 *dest)
+
+static __always_inline int stcctm(enum stcctm_ctr_set set, u64 range, u64 *dest)
 {
 	int cc;
 

arch/s390/include/asm/hugetlb.h

@@ -12,8 +12,6 @@
 #include <asm/page.h>
 #include <asm/pgtable.h>
 
-
-#define is_hugepage_only_range(mm, addr, len)	0
 #define hugetlb_free_pgd_range			free_pgd_range
 #define hugepages_supported()			(MACHINE_HAS_EDAT1)
 
@@ -23,6 +21,13 @@ pte_t huge_ptep_get(pte_t *ptep);
 pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
 			      unsigned long addr, pte_t *ptep);
 
+static inline bool is_hugepage_only_range(struct mm_struct *mm,
+					  unsigned long addr,
+					  unsigned long len)
+{
+	return false;
+}
+
 /*
  * If the arch doesn't supply something else, assume that hugepage
  * size aligned regions are ok without further preparation.

arch/s390/include/asm/jump_label.h

@@ -20,7 +20,7 @@
  * We use a brcl 0,2 instruction for jump labels at compile time so it
  * can be easily distinguished from a hotpatch generated instruction.
  */
-static inline bool arch_static_branch(struct static_key *key, bool branch)
+static __always_inline bool arch_static_branch(struct static_key *key, bool branch)
 {
 	asm_volatile_goto("0:	brcl	0,"__stringify(JUMP_LABEL_NOP_OFFSET)"\n"
 			  ".pushsection __jump_table,\"aw\"\n"
@@ -34,7 +34,7 @@ label:
 	return true;
 }
 
-static inline bool arch_static_branch_jump(struct static_key *key, bool branch)
+static __always_inline bool arch_static_branch_jump(struct static_key *key, bool branch)
 {
 	asm_volatile_goto("0:	brcl 15,%l[label]\n"
 			  ".pushsection __jump_table,\"aw\"\n"

arch/s390/include/asm/pgtable.h

@@ -997,9 +997,9 @@ static inline pte_t pte_mkhuge(pte_t pte)
 #define IPTE_NODAT	0x400
 #define IPTE_GUEST_ASCE	0x800
 
-static inline void __ptep_ipte(unsigned long address, pte_t *ptep,
-			       unsigned long opt, unsigned long asce,
-			       int local)
+static __always_inline void __ptep_ipte(unsigned long address, pte_t *ptep,
+					unsigned long opt, unsigned long asce,
+					int local)
 {
 	unsigned long pto = (unsigned long) ptep;
 
@@ -1020,8 +1020,8 @@ static inline void __ptep_ipte(unsigned long address, pte_t *ptep,
 		: [r1] "a" (pto), [m4] "i" (local) : "memory");
 }
 
-static inline void __ptep_ipte_range(unsigned long address, int nr,
-				     pte_t *ptep, int local)
+static __always_inline void __ptep_ipte_range(unsigned long address, int nr,
+					      pte_t *ptep, int local)
 {
 	unsigned long pto = (unsigned long) ptep;
 
@@ -1269,7 +1269,8 @@ static inline pte_t *pte_offset(pmd_t *pmd, unsigned long address)
 
 #define pte_offset_kernel(pmd, address) pte_offset(pmd, address)
 #define pte_offset_map(pmd, address) pte_offset_kernel(pmd, address)
-#define pte_unmap(pte) do { } while (0)
+
+static inline void pte_unmap(pte_t *pte) { }
 
 static inline bool gup_fast_permitted(unsigned long start, unsigned long end)
 {
@@ -1435,9 +1436,9 @@ static inline void __pmdp_csp(pmd_t *pmdp)
 #define IDTE_NODAT	0x1000
 #define IDTE_GUEST_ASCE	0x2000
 
-static inline void __pmdp_idte(unsigned long addr, pmd_t *pmdp,
-			       unsigned long opt, unsigned long asce,
-			       int local)
+static __always_inline void __pmdp_idte(unsigned long addr, pmd_t *pmdp,
+					unsigned long opt, unsigned long asce,
+					int local)
 {
 	unsigned long sto;
 
@@ -1461,9 +1462,9 @@ static inline void __pmdp_idte(unsigned long addr, pmd_t *pmdp,
 	}
 }
 
-static inline void __pudp_idte(unsigned long addr, pud_t *pudp,
-			       unsigned long opt, unsigned long asce,
-			       int local)
+static __always_inline void __pudp_idte(unsigned long addr, pud_t *pudp,
+					unsigned long opt, unsigned long asce,
+					int local)
 {
 	unsigned long r3o;
 

arch/s390/include/asm/qdio.h

@@ -111,7 +111,7 @@ struct qib {
 	/* private: */
 	u8 res[88];
 	/* public: */
-	u8 parm[QDIO_MAX_BUFFERS_PER_Q];
+	u8 parm[128];
 } __attribute__ ((packed, aligned(256)));
 
 /**

arch/s390/kernel/perf_cpum_cf_diag.c

@@ -390,7 +390,7 @@ static size_t cf_diag_getctrset(struct cf_ctrset_entry *ctrdata, int ctrset,
 
 	debug_sprintf_event(cf_diag_dbg, 6,
 			    "%s ctrset %d ctrset_size %zu cfvn %d csvn %d"
-			    " need %zd rc:%d\n",
+			    " need %zd rc %d\n",
 			    __func__, ctrset, ctrset_size, cpuhw->info.cfvn,
 			    cpuhw->info.csvn, need, rc);
 	return need;
@@ -567,7 +567,7 @@ static int cf_diag_add(struct perf_event *event, int flags)
 	int err = 0;
 
 	debug_sprintf_event(cf_diag_dbg, 5,
-			    "%s event %p cpu %d flags %#x cpuhw:%p\n",
+			    "%s event %p cpu %d flags %#x cpuhw %p\n",
 			    __func__, event, event->cpu, flags, cpuhw);
 
 	if (cpuhw->flags & PMU_F_IN_USE) {

arch/s390/kernel/perf_cpum_sf.c

@@ -803,6 +803,12 @@ static int __hw_perf_event_init(struct perf_event *event)
 		goto out;
 	}
 
+	if (si.ribm & CPU_MF_SF_RIBM_NOTAV) {
+		pr_warn("CPU Measurement Facility sampling is temporarily not available\n");
+		err = -EBUSY;
+		goto out;
+	}
+
 	/* Always enable basic sampling */
 	SAMPL_FLAGS(hwc) = PERF_CPUM_SF_BASIC_MODE;
 
@@ -895,7 +901,7 @@ static int cpumsf_pmu_event_init(struct perf_event *event)
 
 	/* Check online status of the CPU to which the event is pinned */
 	if (event->cpu >= 0 && !cpu_online(event->cpu))
-			return -ENODEV;
+		return -ENODEV;
 
 	/* Force reset of idle/hv excludes regardless of what the
 	 * user requested.

arch/s390/kvm/kvm-s390.c

@@ -332,7 +332,7 @@ static inline int plo_test_bit(unsigned char nr)
 	return cc == 0;
 }
 
-static inline void __insn32_query(unsigned int opcode, u8 query[32])
+static __always_inline void __insn32_query(unsigned int opcode, u8 *query)
 {
 	register unsigned long r0 asm("0") = 0;	/* query function */
 	register unsigned long r1 asm("1") = (unsigned long) query;
@@ -340,9 +340,9 @@ static inline void __insn32_query(unsigned int opcode, u8 query[32])
 	asm volatile(
 		/* Parameter regs are ignored */
 		"	.insn	rrf,%[opc] << 16,2,4,6,0\n"
-		: "=m" (*query)
+		:
 		: "d" (r0), "a" (r1), [opc] "i" (opcode)
-		: "cc");
+		: "cc", "memory");
 }
 
 #define INSN_SORTL 0xb938

arch/s390/pci/pci_clp.c

@@ -66,7 +66,7 @@ static inline int clp_get_ilp(unsigned long *ilp)
 /*
  * Call Logical Processor with c=0, the give constant lps and an lpcb request.
  */
-static inline int clp_req(void *data, unsigned int lps)
+static __always_inline int clp_req(void *data, unsigned int lps)
 {
 	struct { u8 _[CLP_BLK_SIZE]; } *req = data;
 	u64 ignored;

drivers/s390/cio/qdio_setup.c

@@ -113,7 +113,7 @@ static void set_impl_params(struct qdio_irq *irq_ptr,
 	irq_ptr->qib.pfmt = qib_param_field_format;
 	if (qib_param_field)
 		memcpy(irq_ptr->qib.parm, qib_param_field,
-		       QDIO_MAX_BUFFERS_PER_Q);
+		       sizeof(irq_ptr->qib.parm));
 
 	if (!input_slib_elements)
 		goto output;

drivers/s390/net/qeth_core_main.c

@@ -4715,8 +4715,7 @@ static int qeth_qdio_establish(struct qeth_card *card)
 
 	QETH_CARD_TEXT(card, 2, "qdioest");
 
-	qib_param_field = kzalloc(QDIO_MAX_BUFFERS_PER_Q,
-				  GFP_KERNEL);
+	qib_param_field = kzalloc(FIELD_SIZEOF(struct qib, parm), GFP_KERNEL);
 	if (!qib_param_field) {
 		rc =  -ENOMEM;
 		goto out_free_nothing;