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Merge branch 'topic/user-access-begin' into next

Browse source 
Merge the user_access_begin() series from Christophe. This is based on
a commit from Linus that went into v5.5-rc7.
This commit is contained in:
Michael Ellerman 2020-02-01 21:47:17 +11:00
parent 34b5a946a9 3d7dfd632f
commit 4c25df5640
535 changed files with 4308 additions and 3234 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
.mailmap
View file

@ -99,6 +99,7 @@ Jacob Shin <Jacob.Shin@amd.com>
Jaegeuk Kim <jaegeuk@kernel.org> <jaegeuk@google.com>
Jaegeuk Kim <jaegeuk@kernel.org> <jaegeuk@motorola.com>
Jaegeuk Kim <jaegeuk@kernel.org> <jaegeuk.kim@samsung.com>
Jakub Kicinski <kuba@kernel.org> <jakub.kicinski@netronome.com>
James Bottomley <jejb@mulgrave.(none)>
James Bottomley <jejb@titanic.il.steeleye.com>
James E Wilson <wilson@specifix.com>

13
Documentation/ABI/stable/sysfs-driver-mlxreg-io
View file

@ -29,13 +29,13 @@ Description: This file shows the system fans direction:
The files are read only.
What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/jtag_enable
What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld3_version
Date: November 2018
KernelVersion: 5.0
Contact: Vadim Pasternak <vadimpmellanox.com>
Description: These files show with which CPLD versions have been burned
on LED board.
on LED or Gearbox board.
The files are read only.
@ -121,6 +121,15 @@ Description: These files show the system reset cause, as following: ComEx
The files are read only.
What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld4_version
Date: November 2018
KernelVersion: 5.0
Contact: Vadim Pasternak <vadimpmellanox.com>
Description: These files show with which CPLD versions have been burned
on LED board.
The files are read only.
Date: June 2019
KernelVersion: 5.3
Contact: Vadim Pasternak <vadimpmellanox.com>

2
Documentation/admin-guide/devices.txt
View file

@ -319,7 +319,7 @@
182 = /dev/perfctr Performance-monitoring counters
183 = /dev/hwrng Generic random number generator
184 = /dev/cpu/microcode CPU microcode update interface
186 = /dev/atomicps Atomic shapshot of process state data
186 = /dev/atomicps Atomic snapshot of process state data
187 = /dev/irnet IrNET device
188 = /dev/smbusbios SMBus BIOS
189 = /dev/ussp_ctl User space serial port control

6
Documentation/devicetree/bindings/i2c/i2c-at91.txt
View file

@ -18,8 +18,10 @@ Optional properties:
- dma-names: should contain "tx" and "rx".
- atmel,fifo-size: maximum number of data the RX and TX FIFOs can store for FIFO
capable I2C controllers.
- i2c-sda-hold-time-ns: TWD hold time, only available for "atmel,sama5d4-i2c"
and "atmel,sama5d2-i2c".
- i2c-sda-hold-time-ns: TWD hold time, only available for:
"atmel,sama5d4-i2c",
"atmel,sama5d2-i2c",
"microchip,sam9x60-i2c".
- Child nodes conforming to i2c bus binding
Examples :

4
Documentation/devicetree/bindings/spi/spi-controller.yaml
View file

@ -111,7 +111,7 @@ patternProperties:
spi-rx-bus-width:
allOf:
- $ref: /schemas/types.yaml#/definitions/uint32
- enum: [ 1, 2, 4 ]
- enum: [ 1, 2, 4, 8 ]
- default: 1
description:
Bus width to the SPI bus used for MISO.
@ -123,7 +123,7 @@ patternProperties:
spi-tx-bus-width:
allOf:
- $ref: /schemas/types.yaml#/definitions/uint32
- enum: [ 1, 2, 4 ]
- enum: [ 1, 2, 4, 8 ]
- default: 1
description:
Bus width to the SPI bus used for MOSI.

2
Documentation/media/v4l-drivers/meye.rst
View file

@ -95,7 +95,7 @@ so all video4linux tools (like xawtv) should work with this driver.
Besides the video4linux interface, the driver has a private interface
for accessing the Motion Eye extended parameters (camera sharpness,
agc, video framerate), the shapshot and the MJPEG capture facilities.
agc, video framerate), the snapshot and the MJPEG capture facilities.
This interface consists of several ioctls (prototypes and structures
can be found in include/linux/meye.h):

2
Documentation/networking/ip-sysctl.txt
View file

@ -603,7 +603,7 @@ tcp_synack_retries - INTEGER
with the current initial RTO of 1second. With this the final timeout
for a passive TCP connection will happen after 63seconds.
tcp_syncookies - BOOLEAN
tcp_syncookies - INTEGER
Only valid when the kernel was compiled with CONFIG_SYN_COOKIES
Send out syncookies when the syn backlog queue of a socket
overflows. This is to prevent against the common 'SYN flood attack'

4
Documentation/networking/netdev-FAQ.rst
View file

@ -34,8 +34,8 @@ the names, the ``net`` tree is for fixes to existing code already in the
mainline tree from Linus, and ``net-next`` is where the new code goes
for the future release. You can find the trees here:
- https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git
- https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git
Q: How often do changes from these trees make it to the mainline Linus tree?
----------------------------------------------------------------------------

2
Documentation/process/embargoed-hardware-issues.rst
View file

@ -255,7 +255,7 @@ an involved disclosed party. The current ambassadors list:
Red Hat Josh Poimboeuf <jpoimboe@redhat.com>
SUSE Jiri Kosina <jkosina@suse.cz>
Amazon
Amazon Peter Bowen <pzb@amzn.com>
Google Kees Cook <keescook@chromium.org>
============= ========================================================

33
MAINTAINERS
View file

@ -720,7 +720,7 @@ F: Documentation/devicetree/bindings/i2c/i2c-altera.txt
F: drivers/i2c/busses/i2c-altera.c
ALTERA MAILBOX DRIVER
M: Ley Foon Tan <lftan@altera.com>
M: Ley Foon Tan <ley.foon.tan@intel.com>
L: nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
S: Maintained
F: drivers/mailbox/mailbox-altera.c
@ -1407,7 +1407,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc.git
ARM/ACTIONS SEMI ARCHITECTURE
M: Andreas Färber <afaerber@suse.de>
R: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
M: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
N: owl
@ -3150,7 +3150,7 @@ S: Maintained
F: arch/mips/net/
BPF JIT for NFP NICs
M: Jakub Kicinski <jakub.kicinski@netronome.com>
M: Jakub Kicinski <kuba@kernel.org>
L: netdev@vger.kernel.org
L: bpf@vger.kernel.org
S: Supported
@ -11437,7 +11437,7 @@ F: include/uapi/linux/netrom.h
F: net/netrom/
NETRONOME ETHERNET DRIVERS
M: Jakub Kicinski <jakub.kicinski@netronome.com>
M: Jakub Kicinski <kuba@kernel.org>
L: oss-drivers@netronome.com
S: Maintained
F: drivers/net/ethernet/netronome/
@ -11466,8 +11466,8 @@ M: "David S. Miller" <davem@davemloft.net>
L: netdev@vger.kernel.org
W: http://www.linuxfoundation.org/en/Net
Q: http://patchwork.ozlabs.org/project/netdev/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git
S: Odd Fixes
F: Documentation/devicetree/bindings/net/
F: drivers/net/
@ -11508,8 +11508,8 @@ M: "David S. Miller" <davem@davemloft.net>
L: netdev@vger.kernel.org
W: http://www.linuxfoundation.org/en/Net
Q: http://patchwork.ozlabs.org/project/netdev/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git
B: mailto:netdev@vger.kernel.org
S: Maintained
F: net/
@ -11554,7 +11554,7 @@ M: "David S. Miller" <davem@davemloft.net>
M: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
M: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
L: netdev@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
S: Maintained
F: net/ipv4/
F: net/ipv6/
@ -11597,7 +11597,7 @@ M: Boris Pismenny <borisp@mellanox.com>
M: Aviad Yehezkel <aviadye@mellanox.com>
M: John Fastabend <john.fastabend@gmail.com>
M: Daniel Borkmann <daniel@iogearbox.net>
M: Jakub Kicinski <jakub.kicinski@netronome.com>
M: Jakub Kicinski <kuba@kernel.org>
L: netdev@vger.kernel.org
S: Maintained
F: net/tls/*
@ -11609,7 +11609,7 @@ L: linux-wireless@vger.kernel.org
Q: http://patchwork.kernel.org/project/linux-wireless/list/
NETDEVSIM
M: Jakub Kicinski <jakub.kicinski@netronome.com>
M: Jakub Kicinski <kuba@kernel.org>
S: Maintained
F: drivers/net/netdevsim/*
@ -11686,7 +11686,7 @@ F: Documentation/scsi/NinjaSCSI.txt
F: drivers/scsi/nsp32*
NIOS2 ARCHITECTURE
M: Ley Foon Tan <lftan@altera.com>
M: Ley Foon Tan <ley.foon.tan@intel.com>
L: nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2.git
S: Maintained
@ -12570,7 +12570,7 @@ F: Documentation/devicetree/bindings/pci/aardvark-pci.txt
F: drivers/pci/controller/pci-aardvark.c
PCI DRIVER FOR ALTERA PCIE IP
M: Ley Foon Tan <lftan@altera.com>
M: Ley Foon Tan <ley.foon.tan@intel.com>
L: rfi@lists.rocketboards.org (moderated for non-subscribers)
L: linux-pci@vger.kernel.org
S: Supported
@ -12749,7 +12749,7 @@ S: Supported
F: Documentation/PCI/pci-error-recovery.rst
PCI MSI DRIVER FOR ALTERA MSI IP
M: Ley Foon Tan <lftan@altera.com>
M: Ley Foon Tan <ley.foon.tan@intel.com>
L: rfi@lists.rocketboards.org (moderated for non-subscribers)
L: linux-pci@vger.kernel.org
S: Supported
@ -13685,7 +13685,6 @@ F: drivers/net/ethernet/qualcomm/emac/
QUALCOMM ETHQOS ETHERNET DRIVER
M: Vinod Koul <vkoul@kernel.org>
M: Niklas Cassel <niklas.cassel@linaro.org>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
@ -14555,8 +14554,6 @@ F: include/linux/platform_data/spi-s3c64xx.h
SAMSUNG SXGBE DRIVERS
M: Byungho An <bh74.an@samsung.com>
M: Girish K S <ks.giri@samsung.com>
M: Vipul Pandya <vipul.pandya@samsung.com>
S: Supported
L: netdev@vger.kernel.org
F: drivers/net/ethernet/samsung/sxgbe/
@ -18051,7 +18048,7 @@ XDP (eXpress Data Path)
M: Alexei Starovoitov <ast@kernel.org>
M: Daniel Borkmann <daniel@iogearbox.net>
M: David S. Miller <davem@davemloft.net>
M: Jakub Kicinski <jakub.kicinski@netronome.com>
M: Jakub Kicinski <kuba@kernel.org>
M: Jesper Dangaard Brouer <hawk@kernel.org>
M: John Fastabend <john.fastabend@gmail.com>
L: netdev@vger.kernel.org

2
Makefile
View file

@ -2,7 +2,7 @@
VERSION = 5
PATCHLEVEL = 5
SUBLEVEL = 0
EXTRAVERSION = -rc5
EXTRAVERSION = -rc7
NAME = Kleptomaniac Octopus
# *DOCUMENTATION*

8
arch/arc/include/asm/entry-arcv2.h
View file

@ -162,7 +162,7 @@
#endif
#ifdef CONFIG_ARC_HAS_ACCL_REGS
ST2 r58, r59, PT_sp + 12
ST2 r58, r59, PT_r58
#endif
.endm
@ -172,8 +172,8 @@
LD2 gp, fp, PT_r26 ; gp (r26), fp (r27)
ld r12, [sp, PT_sp + 4]
ld r30, [sp, PT_sp + 8]
ld r12, [sp, PT_r12]
ld r30, [sp, PT_r30]
; Restore SP (into AUX_USER_SP) only if returning to U mode
; - for K mode, it will be implicitly restored as stack is unwound
@ -190,7 +190,7 @@
#endif
#ifdef CONFIG_ARC_HAS_ACCL_REGS
LD2 r58, r59, PT_sp + 12
LD2 r58, r59, PT_r58
#endif
.endm

1
arch/arc/include/asm/hugepage.h
View file

@ -8,7 +8,6 @@
#define _ASM_ARC_HUGEPAGE_H
#include <linux/types.h>
#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopmd.h>
static inline pte_t pmd_pte(pmd_t pmd)

10
arch/arc/kernel/asm-offsets.c
View file

@ -66,7 +66,15 @@ int main(void)
DEFINE(SZ_CALLEE_REGS, sizeof(struct callee_regs));
DEFINE(SZ_PT_REGS, sizeof(struct pt_regs));
DEFINE(PT_user_r25, offsetof(struct pt_regs, user_r25));
#ifdef CONFIG_ISA_ARCV2
OFFSET(PT_r12, pt_regs, r12);
OFFSET(PT_r30, pt_regs, r30);
#endif
#ifdef CONFIG_ARC_HAS_ACCL_REGS
OFFSET(PT_r58, pt_regs, r58);
OFFSET(PT_r59, pt_regs, r59);
#endif
return 0;
}

2
arch/arc/plat-eznps/Kconfig
View file

@ -7,7 +7,7 @@
menuconfig ARC_PLAT_EZNPS
bool "\"EZchip\" ARC dev platform"
select CPU_BIG_ENDIAN
select CLKSRC_NPS
select CLKSRC_NPS if !PHYS_ADDR_T_64BIT
select EZNPS_GIC
select EZCHIP_NPS_MANAGEMENT_ENET if ETHERNET
help

1
arch/arm/Kconfig
View file

@ -72,6 +72,7 @@ config ARM
select HAVE_ARM_SMCCC if CPU_V7
select HAVE_EBPF_JIT if !CPU_ENDIAN_BE32
select HAVE_CONTEXT_TRACKING
select HAVE_COPY_THREAD_TLS
select HAVE_C_RECORDMCOUNT
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS if MMU

6
arch/arm/boot/dts/am571x-idk.dts
View file

@ -167,11 +167,7 @@
&pcie1_rc {
status = "okay";
gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;
};
&pcie1_ep {
gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;
gpios = <&gpio5 18 GPIO_ACTIVE_HIGH>;
};
&mmc1 {

4
arch/arm/boot/dts/am572x-idk-common.dtsi
View file

@ -147,10 +147,6 @@
gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;
};
&pcie1_ep {
gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;
};
&mailbox5 {
status = "okay";
mbox_ipu1_ipc3x: mbox_ipu1_ipc3x {

25
arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi
View file

@ -29,6 +29,27 @@
reg = <0x0 0x80000000 0x0 0x80000000>;
};
main_12v0: fixedregulator-main_12v0 {
/* main supply */
compatible = "regulator-fixed";
regulator-name = "main_12v0";
regulator-min-microvolt = <12000000>;
regulator-max-microvolt = <12000000>;
regulator-always-on;
regulator-boot-on;
};
evm_5v0: fixedregulator-evm_5v0 {
/* Output of TPS54531D */
compatible = "regulator-fixed";
regulator-name = "evm_5v0";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&main_12v0>;
regulator-always-on;
regulator-boot-on;
};
vdd_3v3: fixedregulator-vdd_3v3 {
compatible = "regulator-fixed";
regulator-name = "vdd_3v3";
@ -547,10 +568,6 @@
gpios = <&gpio2 8 GPIO_ACTIVE_LOW>;
};
&pcie1_ep {
gpios = <&gpio2 8 GPIO_ACTIVE_LOW>;
};
&mcasp3 {
#sound-dai-cells = <0>;
assigned-clocks = <&l4per2_clkctrl DRA7_L4PER2_MCASP3_CLKCTRL 24>;

369
arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
View file

@ -258,9 +258,9 @@
};
};
pca0: pca9552@60 {
pca0: pca9552@61 {
compatible = "nxp,pca9552";
reg = <0x60>;
reg = <0x61>;
#address-cells = <1>;
#size-cells = <0>;
@ -519,371 +519,6 @@
status = "okay";
};
&i2c13 {
status = "okay";
};
&i2c14 {
status = "okay";
};
&i2c15 {
status = "okay";
};
&i2c0 {
status = "okay";
};
&i2c1 {
status = "okay";
};
&i2c2 {
status = "okay";
};
&i2c3 {
status = "okay";
power-supply@68 {
compatible = "ibm,cffps2";
reg = <0x68>;
};
power-supply@69 {
compatible = "ibm,cffps2";
reg = <0x69>;
};
power-supply@6a {
compatible = "ibm,cffps2";
reg = <0x6a>;
};
power-supply@6b {
compatible = "ibm,cffps2";
reg = <0x6b>;
};
};
&i2c4 {
status = "okay";
tmp275@48 {
compatible = "ti,tmp275";
reg = <0x48>;
};
tmp275@49 {
compatible = "ti,tmp275";
reg = <0x49>;
};
tmp275@4a {
compatible = "ti,tmp275";
reg = <0x4a>;
};
};
&i2c5 {
status = "okay";
tmp275@48 {
compatible = "ti,tmp275";
reg = <0x48>;
};
tmp275@49 {
compatible = "ti,tmp275";
reg = <0x49>;
};
};
&i2c6 {
status = "okay";
tmp275@48 {
compatible = "ti,tmp275";
reg = <0x48>;
};
tmp275@4a {
compatible = "ti,tmp275";
reg = <0x4a>;
};
tmp275@4b {
compatible = "ti,tmp275";
reg = <0x4b>;
};
};
&i2c7 {
status = "okay";
si7021-a20@20 {
compatible = "silabs,si7020";
reg = <0x20>;
};
tmp275@48 {
compatible = "ti,tmp275";
reg = <0x48>;
};
max31785@52 {
compatible = "maxim,max31785a";
reg = <0x52>;
#address-cells = <1>;
#size-cells = <0>;
fan@0 {
compatible = "pmbus-fan";
reg = <0>;
tach-pulses = <2>;
};
fan@1 {
compatible = "pmbus-fan";
reg = <1>;
tach-pulses = <2>;
};
fan@2 {
compatible = "pmbus-fan";
reg = <2>;
tach-pulses = <2>;
};
fan@3 {
compatible = "pmbus-fan";
reg = <3>;
tach-pulses = <2>;
};
};
pca0: pca9552@60 {
compatible = "nxp,pca9552";
reg = <0x60>;
#address-cells = <1>;
#size-cells = <0>;
gpio-controller;
#gpio-cells = <2>;
gpio@0 {
reg = <0>;
};
gpio@1 {
reg = <1>;
};
gpio@2 {
reg = <2>;
};
gpio@3 {
reg = <3>;
};
gpio@4 {
reg = <4>;
};
gpio@5 {
reg = <5>;
};
gpio@6 {
reg = <6>;
};
gpio@7 {
reg = <7>;
};
gpio@8 {
reg = <8>;
};
gpio@9 {
reg = <9>;
};
gpio@10 {
reg = <10>;
};
gpio@11 {
reg = <11>;
};
gpio@12 {
reg = <12>;
};
gpio@13 {
reg = <13>;
};
gpio@14 {
reg = <14>;
};
gpio@15 {
reg = <15>;
};
};
dps: dps310@76 {
compatible = "infineon,dps310";
reg = <0x76>;
#io-channel-cells = <0>;
};
};
&i2c8 {
status = "okay";
ucd90320@b {
compatible = "ti,ucd90160";
reg = <0x0b>;
};
ucd90320@c {
compatible = "ti,ucd90160";
reg = <0x0c>;
};
ucd90320@11 {
compatible = "ti,ucd90160";
reg = <0x11>;
};
rtc@32 {
compatible = "epson,rx8900";
reg = <0x32>;
};
tmp275@48 {
compatible = "ti,tmp275";
reg = <0x48>;
};
tmp275@4a {
compatible = "ti,tmp275";
reg = <0x4a>;
};
};
&i2c9 {
status = "okay";
ir35221@42 {
compatible = "infineon,ir35221";
reg = <0x42>;
};
ir35221@43 {
compatible = "infineon,ir35221";
reg = <0x43>;
};
ir35221@44 {
compatible = "infineon,ir35221";
reg = <0x44>;
};
tmp423a@4c {
compatible = "ti,tmp423";
reg = <0x4c>;
};
tmp423b@4d {
compatible = "ti,tmp423";
reg = <0x4d>;
};
ir35221@72 {
compatible = "infineon,ir35221";
reg = <0x72>;
};
ir35221@73 {
compatible = "infineon,ir35221";
reg = <0x73>;
};
ir35221@74 {
compatible = "infineon,ir35221";
reg = <0x74>;
};
};
&i2c10 {
status = "okay";
ir35221@42 {
compatible = "infineon,ir35221";
reg = <0x42>;
};
ir35221@43 {
compatible = "infineon,ir35221";
reg = <0x43>;
};
ir35221@44 {
compatible = "infineon,ir35221";
reg = <0x44>;
};
tmp423a@4c {
compatible = "ti,tmp423";
reg = <0x4c>;
};
tmp423b@4d {
compatible = "ti,tmp423";
reg = <0x4d>;
};
ir35221@72 {
compatible = "infineon,ir35221";
reg = <0x72>;
};
ir35221@73 {
compatible = "infineon,ir35221";
reg = <0x73>;
};
ir35221@74 {
compatible = "infineon,ir35221";
reg = <0x74>;
};
};
&i2c11 {
status = "okay";
tmp275@48 {
compatible = "ti,tmp275";
reg = <0x48>;
};
tmp275@49 {
compatible = "ti,tmp275";
reg = <0x49>;
};
};
&i2c12 {
status = "okay";
};
&i2c13 {
status = "okay";

403
arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts
View file

@ -122,37 +122,6 @@
};
};
&fmc {
status = "okay";
flash@0 {
status = "okay";
m25p,fast-read;
label = "bmc";
spi-max-frequency = <50000000>;
#include "openbmc-flash-layout-128.dtsi"
};
flash@1 {
status = "okay";
m25p,fast-read;
label = "alt-bmc";
spi-max-frequency = <50000000>;
};
};
&spi1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spi1_default>;
flash@0 {
status = "okay";
m25p,fast-read;
label = "pnor";
spi-max-frequency = <100000000>;
};
};
&mac2 {
status = "okay";
pinctrl-names = "default";
@ -165,6 +134,11 @@
&emmc {
status = "okay";
};
&fsim0 {
status = "okay";
#address-cells = <2>;
#size-cells = <0>;
@ -820,373 +794,6 @@
status = "okay";
};
&i2c0 {
status = "okay";
};
&i2c1 {
status = "okay";
};
&i2c2 {
status = "okay";
};
&i2c3 {
status = "okay";
bmp: bmp280@77 {
compatible = "bosch,bmp280";
reg = <0x77>;
#io-channel-cells = <1>;
};
max31785@52 {
compatible = "maxim,max31785a";
reg = <0x52>;
#address-cells = <1>;
#size-cells = <0>;
fan@0 {
compatible = "pmbus-fan";
reg = <0>;
tach-pulses = <2>;
maxim,fan-rotor-input = "tach";
maxim,fan-pwm-freq = <25000>;
maxim,fan-dual-tach;
maxim,fan-no-watchdog;
maxim,fan-no-fault-ramp;
maxim,fan-ramp = <2>;
maxim,fan-fault-pin-mon;
};
fan@1 {
compatible = "pmbus-fan";
reg = <1>;
tach-pulses = <2>;
maxim,fan-rotor-input = "tach";
maxim,fan-pwm-freq = <25000>;
maxim,fan-dual-tach;
maxim,fan-no-watchdog;
maxim,fan-no-fault-ramp;
maxim,fan-ramp = <2>;
maxim,fan-fault-pin-mon;
};
fan@2 {
compatible = "pmbus-fan";
reg = <2>;
tach-pulses = <2>;
maxim,fan-rotor-input = "tach";
maxim,fan-pwm-freq = <25000>;
maxim,fan-dual-tach;
maxim,fan-no-watchdog;
maxim,fan-no-fault-ramp;
maxim,fan-ramp = <2>;
maxim,fan-fault-pin-mon;
};
fan@3 {
compatible = "pmbus-fan";
reg = <3>;
tach-pulses = <2>;
maxim,fan-rotor-input = "tach";
maxim,fan-pwm-freq = <25000>;
maxim,fan-dual-tach;
maxim,fan-no-watchdog;
maxim,fan-no-fault-ramp;
maxim,fan-ramp = <2>;
maxim,fan-fault-pin-mon;
};
};
dps: dps310@76 {
compatible = "infineon,dps310";
reg = <0x76>;
#io-channel-cells = <0>;
};
pca0: pca9552@60 {
compatible = "nxp,pca9552";
reg = <0x60>;
#address-cells = <1>;
#size-cells = <0>;
gpio-controller;
#gpio-cells = <2>;
gpio@0 {
reg = <0>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@1 {
reg = <1>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@2 {
reg = <2>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@3 {
reg = <3>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@4 {
reg = <4>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@5 {
reg = <5>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@6 {
reg = <6>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@7 {
reg = <7>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@8 {
reg = <8>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@9 {
reg = <9>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@10 {
reg = <10>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@11 {
reg = <11>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@12 {
reg = <12>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@13 {
reg = <13>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@14 {
reg = <14>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@15 {
reg = <15>;
type = <PCA955X_TYPE_GPIO>;
};
};
power-supply@68 {
compatible = "ibm,cffps1";
reg = <0x68>;
};
power-supply@69 {
compatible = "ibm,cffps1";
reg = <0x69>;
};
};
&i2c4 {
status = "okay";
tmp423a@4c {
compatible = "ti,tmp423";
reg = <0x4c>;
};
ir35221@70 {
compatible = "infineon,ir35221";
reg = <0x70>;
};
ir35221@71 {
compatible = "infineon,ir35221";
reg = <0x71>;
};
};
&i2c5 {
status = "okay";
tmp423a@4c {
compatible = "ti,tmp423";
reg = <0x4c>;
};
ir35221@70 {
compatible = "infineon,ir35221";
reg = <0x70>;
};
ir35221@71 {
compatible = "infineon,ir35221";
reg = <0x71>;
};
};
&i2c7 {
status = "okay";
};
&i2c9 {
status = "okay";
tmp275@4a {
compatible = "ti,tmp275";
reg = <0x4a>;
};
};
&i2c10 {
status = "okay";
};
&i2c11 {
status = "okay";
pca9552: pca9552@60 {
compatible = "nxp,pca9552";
reg = <0x60>;
#address-cells = <1>;
#size-cells = <0>;
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "PS_SMBUS_RESET_N", "APSS_RESET_N",
"GPU0_TH_OVERT_N_BUFF", "GPU1_TH_OVERT_N_BUFF",
"GPU2_TH_OVERT_N_BUFF", "GPU3_TH_OVERT_N_BUFF",
"GPU4_TH_OVERT_N_BUFF", "GPU5_TH_OVERT_N_BUFF",
"GPU0_PWR_GOOD_BUFF", "GPU1_PWR_GOOD_BUFF",
"GPU2_PWR_GOOD_BUFF", "GPU3_PWR_GOOD_BUFF",
"GPU4_PWR_GOOD_BUFF", "GPU5_PWR_GOOD_BUFF",
"12V_BREAKER_FLT_N", "THROTTLE_UNLATCHED_N";
gpio@0 {
reg = <0>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@1 {
reg = <1>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@2 {
reg = <2>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@3 {
reg = <3>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@4 {
reg = <4>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@5 {
reg = <5>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@6 {
reg = <6>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@7 {
reg = <7>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@8 {
reg = <8>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@9 {
reg = <9>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@10 {
reg = <10>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@11 {
reg = <11>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@12 {
reg = <12>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@13 {
reg = <13>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@14 {
reg = <14>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@15 {
reg = <15>;
type = <PCA955X_TYPE_GPIO>;
};
};
rtc@32 {
compatible = "epson,rx8900";
reg = <0x32>;
};
eeprom@51 {
compatible = "atmel,24c64";
reg = <0x51>;
};
ucd90160@64 {
compatible = "ti,ucd90160";
reg = <0x64>;
};
};
&i2c12 {
status = "okay";
};
&i2c13 {
status = "okay";
};
&pinctrl {
/* Hog these as no driver is probed for the entire LPC block */
pinctrl-names = "default";

39
arch/arm/boot/dts/aspeed-g6.dtsi
View file

@ -163,26 +163,6 @@
spi-max-frequency = <50000000>;
status = "disabled";
};
fsim0: fsi@1e79b000 {
compatible = "aspeed,ast2600-fsi-master", "fsi-master";
reg = <0x1e79b000 0x94>;
interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fsi1_default>;
clocks = <&syscon ASPEED_CLK_GATE_FSICLK>;
status = "disabled";
};
fsim1: fsi@1e79b100 {
compatible = "aspeed,ast2600-fsi-master", "fsi-master";
reg = <0x1e79b100 0x94>;
interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fsi2_default>;
clocks = <&syscon ASPEED_CLK_GATE_FSICLK>;
status = "disabled";
};
};
mdio0: mdio@1e650000 {
@ -595,6 +575,25 @@
ranges = <0 0x1e78a000 0x1000>;
};
fsim0: fsi@1e79b000 {
compatible = "aspeed,ast2600-fsi-master", "fsi-master";
reg = <0x1e79b000 0x94>;
interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fsi1_default>;
clocks = <&syscon ASPEED_CLK_GATE_FSICLK>;
status = "disabled";
};
fsim1: fsi@1e79b100 {
compatible = "aspeed,ast2600-fsi-master", "fsi-master";
reg = <0x1e79b100 0x94>;
interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fsi2_default>;
clocks = <&syscon ASPEED_CLK_GATE_FSICLK>;
status = "disabled";
};
};
};
};

2
arch/arm/boot/dts/imx6dl-icore-mipi.dts
View file

@ -8,7 +8,7 @@
/dts-v1/;
#include "imx6dl.dtsi"
#include "imx6qdl-icore.dtsi"
#include "imx6qdl-icore-1.5.dtsi"
/ {
model = "Engicam i.CoreM6 DualLite/Solo MIPI Starter Kit";

2
arch/arm/boot/dts/imx6q-dhcom-pdk2.dts
View file

@ -63,7 +63,7 @@
#sound-dai-cells = <0>;
clocks = <&clk_ext_audio_codec>;
VDDA-supply = <&reg_3p3v>;
VDDIO-supply = <&reg_3p3v>;
VDDIO-supply = <&sw2_reg>;
};
};

2
arch/arm/boot/dts/imx6q-dhcom-som.dtsi
View file

@ -204,7 +204,7 @@
};
rtc@56 {
compatible = "rv3029c2";
compatible = "microcrystal,rv3029";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_rtc_hw300>;
reg = <0x56>;

4
arch/arm/boot/dts/imx6qdl-sabresd.dtsi
View file

@ -749,10 +749,6 @@
vin-supply = <&vgen5_reg>;
};
&reg_vdd3p0 {
vin-supply = <&sw2_reg>;
};
&reg_vdd2p5 {
vin-supply = <&vgen5_reg>;
};

4
arch/arm/boot/dts/imx6sl-evk.dts
View file

@ -584,10 +584,6 @@
vin-supply = <&sw2_reg>;
};
&reg_vdd3p0 {
vin-supply = <&sw2_reg>;
};
&reg_vdd2p5 {
vin-supply = <&sw2_reg>;
};

4
arch/arm/boot/dts/imx6sll-evk.dts
View file

@ -265,10 +265,6 @@
status = "okay";
};
&reg_3p0 {
vin-supply = <&sw2_reg>;
};
&snvs_poweroff {
status = "okay";
};

4
arch/arm/boot/dts/imx6sx-sdb-reva.dts
View file

@ -159,10 +159,6 @@
vin-supply = <&vgen6_reg>;
};
&reg_vdd3p0 {
vin-supply = <&sw2_reg>;
};
&reg_vdd2p5 {
vin-supply = <&vgen6_reg>;
};

4
arch/arm/boot/dts/imx6sx-sdb.dts
View file

@ -141,10 +141,6 @@
vin-supply = <&vgen6_reg>;
};
&reg_vdd3p0 {
vin-supply = <&sw2_reg>;
};
&reg_vdd2p5 {
vin-supply = <&vgen6_reg>;
};

4
arch/arm/boot/dts/imx7s-colibri.dtsi
View file

@ -49,3 +49,7 @@
reg = <0x80000000 0x10000000>;
};
};
&gpmi {
status = "okay";
};

4
arch/arm/boot/dts/imx7ulp.dtsi
View file

@ -37,10 +37,10 @@
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@0 {
cpu0: cpu@f00 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0>;
reg = <0xf00>;
};
};

2
arch/arm/boot/dts/meson8.dtsi
View file

@ -253,7 +253,7 @@
&aobus {
pmu: pmu@e0 {
compatible = "amlogic,meson8-pmu", "syscon";
reg = <0xe0 0x8>;
reg = <0xe0 0x18>;
};
pinctrl_aobus: pinctrl@84 {

12
arch/arm/boot/dts/mmp3.dtsi
View file

@ -356,7 +356,7 @@
twsi1: i2c@d4011000 {
compatible = "mrvl,mmp-twsi";
reg = <0xd4011000 0x1000>;
reg = <0xd4011000 0x70>;
interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&soc_clocks MMP2_CLK_TWSI0>;
resets = <&soc_clocks MMP2_CLK_TWSI0>;
@ -368,7 +368,7 @@
twsi2: i2c@d4031000 {
compatible = "mrvl,mmp-twsi";
reg = <0xd4031000 0x1000>;
reg = <0xd4031000 0x70>;
interrupt-parent = <&twsi_mux>;
interrupts = <0>;
clocks = <&soc_clocks MMP2_CLK_TWSI1>;
@ -380,7 +380,7 @@
twsi3: i2c@d4032000 {
compatible = "mrvl,mmp-twsi";
reg = <0xd4032000 0x1000>;
reg = <0xd4032000 0x70>;
interrupt-parent = <&twsi_mux>;
interrupts = <1>;
clocks = <&soc_clocks MMP2_CLK_TWSI2>;
@ -392,7 +392,7 @@
twsi4: i2c@d4033000 {
compatible = "mrvl,mmp-twsi";
reg = <0xd4033000 0x1000>;
reg = <0xd4033000 0x70>;
interrupt-parent = <&twsi_mux>;
interrupts = <2>;
clocks = <&soc_clocks MMP2_CLK_TWSI3>;
@ -405,7 +405,7 @@
twsi5: i2c@d4033800 {
compatible = "mrvl,mmp-twsi";
reg = <0xd4033800 0x1000>;
reg = <0xd4033800 0x70>;
interrupt-parent = <&twsi_mux>;
interrupts = <3>;
clocks = <&soc_clocks MMP2_CLK_TWSI4>;
@ -417,7 +417,7 @@
twsi6: i2c@d4034000 {
compatible = "mrvl,mmp-twsi";
reg = <0xd4034000 0x1000>;
reg = <0xd4034000 0x70>;
interrupt-parent = <&twsi_mux>;
interrupts = <4>;
clocks = <&soc_clocks MMP2_CLK_TWSI5>;

2
arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts
View file

@ -101,7 +101,7 @@
initial-mode = <1>; /* initialize in HUB mode */
disabled-ports = <1>;
intn-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
reset-gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */
connect-gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
refclk-frequency = <19200000>;
};

6
arch/arm/kernel/process.c
View file

@ -226,8 +226,8 @@ void release_thread(struct task_struct *dead_task)
asmlinkage void ret_from_fork(void) __asm__("ret_from_fork");
int
copy_thread(unsigned long clone_flags, unsigned long stack_start,
unsigned long stk_sz, struct task_struct *p)
copy_thread_tls(unsigned long clone_flags, unsigned long stack_start,
unsigned long stk_sz, struct task_struct *p, unsigned long tls)
{
struct thread_info *thread = task_thread_info(p);
struct pt_regs *childregs = task_pt_regs(p);
@ -261,7 +261,7 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start,
clear_ptrace_hw_breakpoint(p);
if (clone_flags & CLONE_SETTLS)
thread->tp_value[0] = childregs->ARM_r3;
thread->tp_value[0] = tls;
thread->tp_value[1] = get_tpuser();
thread_notify(THREAD_NOTIFY_COPY, thread);

1
arch/arm/mach-davinci/Kconfig
View file

@ -9,6 +9,7 @@ menuconfig ARCH_DAVINCI
select PM_GENERIC_DOMAINS if PM
select PM_GENERIC_DOMAINS_OF if PM && OF
select REGMAP_MMIO
select RESET_CONTROLLER
select HAVE_IDE
select PINCTRL_SINGLE

2
arch/arm/mach-mmp/time.c
View file

@ -207,7 +207,7 @@ static int __init mmp_dt_init_timer(struct device_node *np)
ret = clk_prepare_enable(clk);
if (ret)
return ret;
rate = clk_get_rate(clk) / 2;
rate = clk_get_rate(clk);
} else if (cpu_is_pj4()) {
rate = 6500000;
} else {

3
arch/arm/mach-omap2/Kconfig
View file

@ -95,6 +95,7 @@ config ARCH_OMAP2PLUS
bool
select ARCH_HAS_BANDGAP
select ARCH_HAS_HOLES_MEMORYMODEL
select ARCH_HAS_RESET_CONTROLLER
select ARCH_OMAP
select CLKSRC_MMIO
select GENERIC_IRQ_CHIP
@ -105,11 +106,11 @@ config ARCH_OMAP2PLUS
select OMAP_DM_TIMER
select OMAP_GPMC
select PINCTRL
select RESET_CONTROLLER
select SOC_BUS
select TI_SYSC
select OMAP_IRQCHIP
select CLKSRC_TI_32K
select ARCH_HAS_RESET_CONTROLLER
help
Systems based on OMAP2, OMAP3, OMAP4 or OMAP5

6
arch/arm/mach-omap2/pdata-quirks.c
View file

@ -306,10 +306,14 @@ static void __init dra7x_evm_mmc_quirk(void)
static struct clockdomain *ti_sysc_find_one_clockdomain(struct clk *clk)
{
struct clk_hw *hw = __clk_get_hw(clk);
struct clockdomain *clkdm = NULL;
struct clk_hw_omap *hwclk;
hwclk = to_clk_hw_omap(__clk_get_hw(clk));
hwclk = to_clk_hw_omap(hw);
if (!omap2_clk_is_hw_omap(hw))
return NULL;
if (hwclk && hwclk->clkdm_name)
clkdm = clkdm_lookup(hwclk->clkdm_name);

1
arch/arm64/Kconfig
View file

@ -138,6 +138,7 @@ config ARM64
select HAVE_CMPXCHG_DOUBLE
select HAVE_CMPXCHG_LOCAL
select HAVE_CONTEXT_TRACKING
select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_BUGVERBOSE
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS

2
arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino-emmc.dts
View file

@ -15,7 +15,7 @@
pinctrl-names = "default";
pinctrl-0 = <&mmc2_pins>;
vmmc-supply = <&reg_dcdc1>;
vqmmc-supply = <&reg_dcdc1>;
vqmmc-supply = <&reg_eldo1>;
bus-width = <8>;
non-removable;
cap-mmc-hw-reset;

2
arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
View file

@ -140,7 +140,7 @@
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;
vmmc-supply = <&reg_aldo2>;
vmmc-supply = <&reg_dcdc1>;
vqmmc-supply = <&reg_dldo4>;
mmc-pwrseq = <&wifi_pwrseq>;
bus-width = <4>;

8
arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
View file

@ -61,10 +61,10 @@
pmu {
compatible = "arm,armv8-pmuv3";
interrupts = <0 120 8>,
<0 121 8>,
<0 122 8>,
<0 123 8>;
interrupts = <0 170 4>,
<0 171 4>,
<0 172 4>,
<0 173 4>;
interrupt-affinity = <&cpu0>,
<&cpu1>,
<&cpu2>,

28
arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts
View file

@ -46,25 +46,47 @@
};
gpio-keys {
compatible = "gpio-keys-polled";
poll-interval = <100>;
compatible = "gpio-keys";
key1 {
label = "A";
linux,code = <BTN_0>;
gpios = <&gpio GPIOH_6 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <34 IRQ_TYPE_EDGE_BOTH>;
};
key2 {
label = "B";
linux,code = <BTN_1>;
gpios = <&gpio GPIOH_7 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <35 IRQ_TYPE_EDGE_BOTH>;
};
key3 {
label = "C";
linux,code = <BTN_2>;
gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <2 IRQ_TYPE_EDGE_BOTH>;
};
mic_mute {
label = "MicMute";
linux,code = <SW_MUTE_DEVICE>;
linux,input-type = <EV_SW>;
gpios = <&gpio_ao GPIOE_2 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <99 IRQ_TYPE_EDGE_BOTH>;
};
power_key {
label = "PowerKey";
linux,code = <KEY_POWER>;
gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
interrupts = <3 IRQ_TYPE_EDGE_BOTH>;
};
};
@ -569,6 +591,8 @@
bluetooth {
compatible = "brcm,bcm43438-bt";
interrupt-parent = <&gpio_intc>;
interrupts = <95 IRQ_TYPE_LEVEL_HIGH>;
shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
max-speed = <2000000>;
clocks = <&wifi32k>;

2
arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
View file

@ -175,7 +175,7 @@
dcfg: syscon@1e00000 {
compatible = "fsl,ls1028a-dcfg", "syscon";
reg = <0x0 0x1e00000 0x0 0x10000>;
big-endian;
little-endian;
};
rst: syscon@1e60000 {

2
arch/arm64/boot/dts/freescale/imx8mm.dtsi
View file

@ -740,7 +740,7 @@
reg = <0x30bd0000 0x10000>;
interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX8MM_CLK_SDMA1_ROOT>,
<&clk IMX8MM_CLK_SDMA1_ROOT>;
<&clk IMX8MM_CLK_AHB>;
clock-names = "ipg", "ahb";
#dma-cells = <3>;
fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin";

2
arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
View file

@ -421,7 +421,7 @@
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_imu>;
interrupt-parent = <&gpio3>;
interrupts = <19 IRQ_TYPE_LEVEL_LOW>;
interrupts = <19 IRQ_TYPE_LEVEL_HIGH>;
vdd-supply = <&reg_3v3_p>;
vddio-supply = <&reg_3v3_p>;
};

8
arch/arm64/boot/dts/intel/socfpga_agilex.dtsi
View file

@ -60,10 +60,10 @@
pmu {
compatible = "arm,armv8-pmuv3";
interrupts = <0 120 8>,
<0 121 8>,
<0 122 8>,
<0 123 8>;
interrupts = <0 170 4>,
<0 171 4>,
<0 172 4>,
<0 173 4>;
interrupt-affinity = <&cpu0>,
<&cpu1>,
<&cpu2>,

3
arch/arm64/boot/dts/rockchip/rk3328-a1.dts
View file

@ -49,7 +49,8 @@
ir-receiver {
compatible = "gpio-ir-receiver";
gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_HIGH>;
gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_LOW>;
linux,rc-map-name = "rc-beelink-gs1";
};
};

5
arch/arm64/include/asm/pgtable-prot.h
View file

@ -85,13 +85,12 @@
#define PAGE_SHARED_EXEC __pgprot(_PAGE_DEFAULT | PTE_USER | PTE_RDONLY | PTE_NG | PTE_PXN | PTE_WRITE)
#define PAGE_READONLY __pgprot(_PAGE_DEFAULT | PTE_USER | PTE_RDONLY | PTE_NG | PTE_PXN | PTE_UXN)
#define PAGE_READONLY_EXEC __pgprot(_PAGE_DEFAULT | PTE_USER | PTE_RDONLY | PTE_NG | PTE_PXN)
#define PAGE_EXECONLY __pgprot(_PAGE_DEFAULT | PTE_RDONLY | PTE_NG | PTE_PXN)
#define __P000 PAGE_NONE
#define __P001 PAGE_READONLY
#define __P010 PAGE_READONLY
#define __P011 PAGE_READONLY
#define __P100 PAGE_EXECONLY
#define __P100 PAGE_READONLY_EXEC
#define __P101 PAGE_READONLY_EXEC
#define __P110 PAGE_READONLY_EXEC
#define __P111 PAGE_READONLY_EXEC
@ -100,7 +99,7 @@
#define __S001 PAGE_READONLY
#define __S010 PAGE_SHARED
#define __S011 PAGE_SHARED
#define __S100 PAGE_EXECONLY
#define __S100 PAGE_READONLY_EXEC
#define __S101 PAGE_READONLY_EXEC
#define __S110 PAGE_SHARED_EXEC
#define __S111 PAGE_SHARED_EXEC

10
arch/arm64/include/asm/pgtable.h
View file

@ -96,12 +96,8 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
#define pte_dirty(pte) (pte_sw_dirty(pte) || pte_hw_dirty(pte))
#define pte_valid(pte) (!!(pte_val(pte) & PTE_VALID))
/*
* Execute-only user mappings do not have the PTE_USER bit set. All valid
* kernel mappings have the PTE_UXN bit set.
*/
#define pte_valid_not_user(pte) \
((pte_val(pte) & (PTE_VALID | PTE_USER | PTE_UXN)) == (PTE_VALID | PTE_UXN))
((pte_val(pte) & (PTE_VALID | PTE_USER)) == PTE_VALID)
#define pte_valid_young(pte) \
((pte_val(pte) & (PTE_VALID | PTE_AF)) == (PTE_VALID | PTE_AF))
#define pte_valid_user(pte) \
@ -117,8 +113,8 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
/*
* p??_access_permitted() is true for valid user mappings (subject to the
* write permission check) other than user execute-only which do not have the
* PTE_USER bit set. PROT_NONE mappings do not have the PTE_VALID bit set.
* write permission check). PROT_NONE mappings do not have the PTE_VALID bit
* set.
*/
#define pte_access_permitted(pte, write) \
(pte_valid_user(pte) && (!(write) || pte_write(pte)))

1
arch/arm64/include/asm/unistd.h
View file

@ -42,7 +42,6 @@
#endif
#define __ARCH_WANT_SYS_CLONE
#define __ARCH_WANT_SYS_CLONE3
#ifndef __COMPAT_SYSCALL_NR
#include <uapi/asm/unistd.h>

1
arch/arm64/include/uapi/asm/unistd.h
View file

@ -19,5 +19,6 @@
#define __ARCH_WANT_NEW_STAT
#define __ARCH_WANT_SET_GET_RLIMIT
#define __ARCH_WANT_TIME32_SYSCALLS
#define __ARCH_WANT_SYS_CLONE3
#include <asm-generic/unistd.h>

10
arch/arm64/kernel/process.c
View file

@ -360,8 +360,8 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
asmlinkage void ret_from_fork(void) asm("ret_from_fork");
int copy_thread(unsigned long clone_flags, unsigned long stack_start,
unsigned long stk_sz, struct task_struct *p)
int copy_thread_tls(unsigned long clone_flags, unsigned long stack_start,
unsigned long stk_sz, struct task_struct *p, unsigned long tls)
{
struct pt_regs *childregs = task_pt_regs(p);
@ -394,11 +394,11 @@ int copy_thread(unsigned long clone_flags, unsigned long stack_start,
}
/*
* If a TLS pointer was passed to clone (4th argument), use it
* for the new thread.
* If a TLS pointer was passed to clone, use it for the new
* thread.
*/
if (clone_flags & CLONE_SETTLS)
p->thread.uw.tp_value = childregs->regs[3];
p->thread.uw.tp_value = tls;
} else {
memset(childregs, 0, sizeof(struct pt_regs));
childregs->pstate = PSR_MODE_EL1h;

2
arch/arm64/mm/fault.c
View file

@ -445,7 +445,7 @@ static int __kprobes do_page_fault(unsigned long addr, unsigned int esr,
const struct fault_info *inf;
struct mm_struct *mm = current->mm;
vm_fault_t fault, major = 0;
unsigned long vm_flags = VM_READ | VM_WRITE;
unsigned long vm_flags = VM_READ | VM_WRITE | VM_EXEC;
unsigned int mm_flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE;
if (kprobe_page_fault(regs, esr))

11
arch/nds32/include/asm/cacheflush.h
View file

@ -9,7 +9,11 @@
#define PG_dcache_dirty PG_arch_1
void flush_icache_range(unsigned long start, unsigned long end);
#define flush_icache_range flush_icache_range
void flush_icache_page(struct vm_area_struct *vma, struct page *page);
#define flush_icache_page flush_icache_page
#ifdef CONFIG_CPU_CACHE_ALIASING
void flush_cache_mm(struct mm_struct *mm);
void flush_cache_dup_mm(struct mm_struct *mm);
@ -40,12 +44,11 @@ void invalidate_kernel_vmap_range(void *addr, int size);
#define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&(mapping)->i_pages)
#else
#include <asm-generic/cacheflush.h>
#undef flush_icache_range
#undef flush_icache_page
#undef flush_icache_user_range
void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
unsigned long addr, int len);
#define flush_icache_user_range flush_icache_user_range
#include <asm-generic/cacheflush.h>
#endif
#endif /* __NDS32_CACHEFLUSH_H__ */

2
arch/nds32/include/asm/pgtable.h
View file

@ -195,7 +195,7 @@ extern void paging_init(void);
#define pte_unmap(pte) do { } while (0)
#define pte_unmap_nested(pte) do { } while (0)
#define pmd_off_k(address) pmd_offset(pgd_offset_k(address), address)
#define pmd_off_k(address) pmd_offset(pud_offset(p4d_offset(pgd_offset_k(address), (address)), (address)), (address))
#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval)
/*

1
arch/parisc/Kconfig
View file

@ -62,6 +62,7 @@ config PARISC
select HAVE_FTRACE_MCOUNT_RECORD if HAVE_DYNAMIC_FTRACE
select HAVE_KPROBES_ON_FTRACE
select HAVE_DYNAMIC_FTRACE_WITH_REGS
select HAVE_COPY_THREAD_TLS
help
The PA-RISC microprocessor is designed by Hewlett-Packard and used

4
arch/parisc/kernel/drivers.c
View file

@ -889,8 +889,8 @@ static void print_parisc_device(struct parisc_device *dev)
static int count;
print_pa_hwpath(dev, hw_path);
pr_info("%d. %s at 0x%px [%s] { %d, 0x%x, 0x%.3x, 0x%.5x }",
++count, dev->name, (void*) dev->hpa.start, hw_path, dev->id.hw_type,
pr_info("%d. %s at %pap [%s] { %d, 0x%x, 0x%.3x, 0x%.5x }",
++count, dev->name, &(dev->hpa.start), hw_path, dev->id.hw_type,
dev->id.hversion_rev, dev->id.hversion, dev->id.sversion);
if (dev->num_addrs) {

8
arch/parisc/kernel/process.c
View file

@ -208,8 +208,8 @@ arch_initcall(parisc_idle_init);
* Copy architecture-specific thread state
*/
int
copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long kthread_arg, struct task_struct *p)
copy_thread_tls(unsigned long clone_flags, unsigned long usp,
unsigned long kthread_arg, struct task_struct *p, unsigned long tls)
{
struct pt_regs *cregs = &(p->thread.regs);
void *stack = task_stack_page(p);
@ -254,9 +254,9 @@ copy_thread(unsigned long clone_flags, unsigned long usp,
cregs->ksp = (unsigned long)stack + THREAD_SZ_ALGN + FRAME_SIZE;
cregs->kpc = (unsigned long) &child_return;
/* Setup thread TLS area from the 4th parameter in clone */
/* Setup thread TLS area */
if (clone_flags & CLONE_SETTLS)
cregs->cr27 = cregs->gr[23];
cregs->cr27 = tls;
}
return 0;

2
arch/parisc/mm/init.c
View file

@ -401,7 +401,7 @@ static void __init map_pages(unsigned long start_vaddr,
pmd = (pmd_t *) __pa(pmd);
}
pgd_populate(NULL, pg_dir, __va(pmd));
pud_populate(NULL, (pud_t *)pg_dir, __va(pmd));
#endif
pg_dir++;

68
arch/powerpc/include/asm/book3s/32/kup.h
View file

@ -102,41 +102,91 @@ static inline void kuap_update_sr(u32 sr, u32 addr, u32 end)
isync(); /* Context sync required after mtsrin() */
}
static inline void allow_user_access(void __user *to, const void __user *from, u32 size)
static __always_inline void allow_user_access(void __user *to, const void __user *from,
u32 size, unsigned long dir)
{
u32 addr, end;
if (__builtin_constant_p(to) && to == NULL)
BUILD_BUG_ON(!__builtin_constant_p(dir));
BUILD_BUG_ON(dir == KUAP_CURRENT);
if (!(dir & KUAP_WRITE))
return;
addr = (__force u32)to;
if (!addr || addr >= TASK_SIZE || !size)
if (unlikely(addr >= TASK_SIZE || !size))
return;
end = min(addr + size, TASK_SIZE);
current->thread.kuap = (addr & 0xf0000000) | ((((end - 1) >> 28) + 1) & 0xf);
kuap_update_sr(mfsrin(addr) & ~SR_KS, addr, end); /* Clear Ks */
}
static inline void prevent_user_access(void __user *to, const void __user *from, u32 size)
static __always_inline void prevent_user_access(void __user *to, const void __user *from,
u32 size, unsigned long dir)
{
u32 addr = (__force u32)to;
u32 end = min(addr + size, TASK_SIZE);
u32 addr, end;
if (!addr || addr >= TASK_SIZE || !size)
BUILD_BUG_ON(!__builtin_constant_p(dir));
if (dir == KUAP_CURRENT) {
u32 kuap = current->thread.kuap;
if (unlikely(!kuap))
return;
addr = kuap & 0xf0000000;
end = kuap << 28;
} else if (dir & KUAP_WRITE) {
addr = (__force u32)to;
end = min(addr + size, TASK_SIZE);
if (unlikely(addr >= TASK_SIZE || !size))
return;
} else {
return;
}
current->thread.kuap = 0;
kuap_update_sr(mfsrin(addr) | SR_KS, addr, end); /* set Ks */
}
static inline bool bad_kuap_fault(struct pt_regs *regs, bool is_write)
static inline unsigned long prevent_user_access_return(void)
{
unsigned long flags = current->thread.kuap;
unsigned long addr = flags & 0xf0000000;
unsigned long end = flags << 28;
void __user *to = (__force void __user *)addr;
if (flags)
prevent_user_access(to, to, end - addr, KUAP_READ_WRITE);
return flags;
}
static inline void restore_user_access(unsigned long flags)
{
unsigned long addr = flags & 0xf0000000;
unsigned long end = flags << 28;
void __user *to = (__force void __user *)addr;
if (flags)
allow_user_access(to, to, end - addr, KUAP_READ_WRITE);
}
static inline bool
bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write)
{
unsigned long begin = regs->kuap & 0xf0000000;
unsigned long end = regs->kuap << 28;
if (!is_write)
return false;
return WARN(!regs->kuap, "Bug: write fault blocked by segment registers !");
return WARN(address < begin || address >= end,
"Bug: write fault blocked by segment registers !");
}
#endif /* CONFIG_PPC_KUAP */

40
arch/powerpc/include/asm/book3s/64/kup-radix.h
View file

@ -63,6 +63,14 @@
* because that would require an expensive read/modify write of the AMR.
*/
static inline unsigned long get_kuap(void)
{
if (!early_mmu_has_feature(MMU_FTR_RADIX_KUAP))
return 0;
return mfspr(SPRN_AMR);
}
static inline void set_kuap(unsigned long value)
{
if (!early_mmu_has_feature(MMU_FTR_RADIX_KUAP))
@ -77,25 +85,43 @@ static inline void set_kuap(unsigned long value)
isync();
}
static inline void allow_user_access(void __user *to, const void __user *from,
unsigned long size)
static __always_inline void allow_user_access(void __user *to, const void __user *from,
unsigned long size, unsigned long dir)
{
// This is written so we can resolve to a single case at build time
if (__builtin_constant_p(to) && to == NULL)
BUILD_BUG_ON(!__builtin_constant_p(dir));
if (dir == KUAP_READ)
set_kuap(AMR_KUAP_BLOCK_WRITE);
else if (__builtin_constant_p(from) && from == NULL)
else if (dir == KUAP_WRITE)
set_kuap(AMR_KUAP_BLOCK_READ);
else
else if (dir == KUAP_READ_WRITE)
set_kuap(0);
else
BUILD_BUG();
}
static inline void prevent_user_access(void __user *to, const void __user *from,
unsigned long size)
unsigned long size, unsigned long dir)
{
set_kuap(AMR_KUAP_BLOCKED);
}
static inline bool bad_kuap_fault(struct pt_regs *regs, bool is_write)
static inline unsigned long prevent_user_access_return(void)
{
unsigned long flags = get_kuap();
set_kuap(AMR_KUAP_BLOCKED);
return flags;
}
static inline void restore_user_access(unsigned long flags)
{
set_kuap(flags);
}
static inline bool
bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write)
{
return WARN(mmu_has_feature(MMU_FTR_RADIX_KUAP) &&
(regs->kuap & (is_write ? AMR_KUAP_BLOCK_WRITE : AMR_KUAP_BLOCK_READ)),

49
arch/powerpc/include/asm/kup.h
View file

@ -2,6 +2,16 @@
#ifndef _ASM_POWERPC_KUP_H_
#define _ASM_POWERPC_KUP_H_
#define KUAP_READ 1
#define KUAP_WRITE 2
#define KUAP_READ_WRITE (KUAP_READ | KUAP_WRITE)
/*
* For prevent_user_access() only.
* Use the current saved situation instead of the to/from/size params.
* Used on book3s/32
*/
#define KUAP_CURRENT 4
#ifdef CONFIG_PPC64
#include <asm/book3s/64/kup-radix.h>
#endif
@ -42,32 +52,55 @@ void setup_kuap(bool disabled);
#else
static inline void setup_kuap(bool disabled) { }
static inline void allow_user_access(void __user *to, const void __user *from,
unsigned long size) { }
unsigned long size, unsigned long dir) { }
static inline void prevent_user_access(void __user *to, const void __user *from,
unsigned long size) { }
static inline bool bad_kuap_fault(struct pt_regs *regs, bool is_write) { return false; }
unsigned long size, unsigned long dir) { }
static inline unsigned long prevent_user_access_return(void) { return 0UL; }
static inline void restore_user_access(unsigned long flags) { }
static inline bool
bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write)
{
return false;
}
#endif /* CONFIG_PPC_KUAP */
static inline void allow_read_from_user(const void __user *from, unsigned long size)
{
allow_user_access(NULL, from, size);
allow_user_access(NULL, from, size, KUAP_READ);
}
static inline void allow_write_to_user(void __user *to, unsigned long size)
{
allow_user_access(to, NULL, size);
allow_user_access(to, NULL, size, KUAP_WRITE);
}
static inline void allow_read_write_user(void __user *to, const void __user *from,
unsigned long size)
{
allow_user_access(to, from, size, KUAP_READ_WRITE);
}
static inline void prevent_read_from_user(const void __user *from, unsigned long size)
{
prevent_user_access(NULL, from, size);
prevent_user_access(NULL, from, size, KUAP_READ);
}
static inline void prevent_write_to_user(void __user *to, unsigned long size)
{
prevent_user_access(to, NULL, size);
prevent_user_access(to, NULL, size, KUAP_WRITE);
}
static inline void prevent_read_write_user(void __user *to, const void __user *from,
unsigned long size)
{
prevent_user_access(to, from, size, KUAP_READ_WRITE);
}
static inline void prevent_current_access_user(void)
{
prevent_user_access(NULL, NULL, ~0UL, KUAP_CURRENT);
}
#endif /* !__ASSEMBLY__ */
#endif /* _ASM_POWERPC_KUP_H_ */
#endif /* _ASM_POWERPC_KUAP_H_ */

21
arch/powerpc/include/asm/nohash/32/kup-8xx.h
View file

@ -35,18 +35,33 @@
#include <asm/reg.h>
static inline void allow_user_access(void __user *to, const void __user *from,
unsigned long size)
unsigned long size, unsigned long dir)
{
mtspr(SPRN_MD_AP, MD_APG_INIT);
}
static inline void prevent_user_access(void __user *to, const void __user *from,
unsigned long size)
unsigned long size, unsigned long dir)
{
mtspr(SPRN_MD_AP, MD_APG_KUAP);
}
static inline bool bad_kuap_fault(struct pt_regs *regs, bool is_write)
static inline unsigned long prevent_user_access_return(void)
{
unsigned long flags = mfspr(SPRN_MD_AP);
mtspr(SPRN_MD_AP, MD_APG_KUAP);
return flags;
}
static inline void restore_user_access(unsigned long flags)
{
mtspr(SPRN_MD_AP, flags);
}
static inline bool
bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write)
{
return WARN(!((regs->kuap ^ MD_APG_KUAP) & 0xf0000000),
"Bug: fault blocked by AP register !");

88
arch/powerpc/include/asm/uaccess.h
View file

@ -91,9 +91,14 @@ static inline int __access_ok(unsigned long addr, unsigned long size,
__put_user_check((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)))
#define __get_user(x, ptr) \
__get_user_nocheck((x), (ptr), sizeof(*(ptr)))
__get_user_nocheck((x), (ptr), sizeof(*(ptr)), true)
#define __put_user(x, ptr) \
__put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)))
__put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)), true)
#define __get_user_allowed(x, ptr) \
__get_user_nocheck((x), (ptr), sizeof(*(ptr)), false)
#define __put_user_allowed(x, ptr) \
__put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)), false)
#define __get_user_inatomic(x, ptr) \
__get_user_nosleep((x), (ptr), sizeof(*(ptr)))
@ -138,10 +143,9 @@ extern long __put_user_bad(void);
: "r" (x), "b" (addr), "i" (-EFAULT), "0" (err))
#endif /* __powerpc64__ */
#define __put_user_size(x, ptr, size, retval) \
#define __put_user_size_allowed(x, ptr, size, retval) \
do { \
retval = 0; \
allow_write_to_user(ptr, size); \
switch (size) { \
case 1: __put_user_asm(x, ptr, retval, "stb"); break; \
case 2: __put_user_asm(x, ptr, retval, "sth"); break; \
@ -149,17 +153,26 @@ do { \
case 8: __put_user_asm2(x, ptr, retval); break; \
default: __put_user_bad(); \
} \
} while (0)
#define __put_user_size(x, ptr, size, retval) \
do { \
allow_write_to_user(ptr, size); \
__put_user_size_allowed(x, ptr, size, retval); \
prevent_write_to_user(ptr, size); \
} while (0)
#define __put_user_nocheck(x, ptr, size) \
#define __put_user_nocheck(x, ptr, size, do_allow) \
({ \
long __pu_err; \
__typeof__(*(ptr)) __user *__pu_addr = (ptr); \
if (!is_kernel_addr((unsigned long)__pu_addr)) \
might_fault(); \
__chk_user_ptr(ptr); \
__put_user_size((x), __pu_addr, (size), __pu_err); \
if (do_allow) \
__put_user_size((x), __pu_addr, (size), __pu_err); \
else \
__put_user_size_allowed((x), __pu_addr, (size), __pu_err); \
__pu_err; \
})
@ -236,13 +249,12 @@ extern long __get_user_bad(void);
: "b" (addr), "i" (-EFAULT), "0" (err))
#endif /* __powerpc64__ */
#define __get_user_size(x, ptr, size, retval) \
#define __get_user_size_allowed(x, ptr, size, retval) \
do { \
retval = 0; \
__chk_user_ptr(ptr); \
if (size > sizeof(x)) \
(x) = __get_user_bad(); \
allow_read_from_user(ptr, size); \
switch (size) { \
case 1: __get_user_asm(x, ptr, retval, "lbz"); break; \
case 2: __get_user_asm(x, ptr, retval, "lhz"); break; \
@ -250,6 +262,12 @@ do { \
case 8: __get_user_asm2(x, ptr, retval); break; \
default: (x) = __get_user_bad(); \
} \
} while (0)
#define __get_user_size(x, ptr, size, retval) \
do { \
allow_read_from_user(ptr, size); \
__get_user_size_allowed(x, ptr, size, retval); \
prevent_read_from_user(ptr, size); \
} while (0)
@ -260,7 +278,7 @@ do { \
#define __long_type(x) \
__typeof__(__builtin_choose_expr(sizeof(x) > sizeof(0UL), 0ULL, 0UL))
#define __get_user_nocheck(x, ptr, size) \
#define __get_user_nocheck(x, ptr, size, do_allow) \
({ \
long __gu_err; \
__long_type(*(ptr)) __gu_val; \
@ -269,7 +287,10 @@ do { \
if (!is_kernel_addr((unsigned long)__gu_addr)) \
might_fault(); \
barrier_nospec(); \
__get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
if (do_allow) \
__get_user_size(__gu_val, __gu_addr, (size), __gu_err); \
else \
__get_user_size_allowed(__gu_val, __gu_addr, (size), __gu_err); \
(x) = (__typeof__(*(ptr)))__gu_val; \
__gu_err; \
})
@ -313,9 +334,9 @@ raw_copy_in_user(void __user *to, const void __user *from, unsigned long n)
unsigned long ret;
barrier_nospec();
allow_user_access(to, from, n);
allow_read_write_user(to, from, n);
ret = __copy_tofrom_user(to, from, n);
prevent_user_access(to, from, n);
prevent_read_write_user(to, from, n);
return ret;
}
#endif /* __powerpc64__ */
@ -356,33 +377,40 @@ static inline unsigned long raw_copy_from_user(void *to,
return ret;
}
static inline unsigned long raw_copy_to_user(void __user *to,
const void *from, unsigned long n)
static inline unsigned long
raw_copy_to_user_allowed(void __user *to, const void *from, unsigned long n)
{
unsigned long ret;
if (__builtin_constant_p(n) && (n <= 8)) {
ret = 1;
unsigned long ret = 1;
switch (n) {
case 1:
__put_user_size(*(u8 *)from, (u8 __user *)to, 1, ret);
__put_user_size_allowed(*(u8 *)from, (u8 __user *)to, 1, ret);
break;
case 2:
__put_user_size(*(u16 *)from, (u16 __user *)to, 2, ret);
__put_user_size_allowed(*(u16 *)from, (u16 __user *)to, 2, ret);
break;
case 4:
__put_user_size(*(u32 *)from, (u32 __user *)to, 4, ret);
__put_user_size_allowed(*(u32 *)from, (u32 __user *)to, 4, ret);
break;
case 8:
__put_user_size(*(u64 *)from, (u64 __user *)to, 8, ret);
__put_user_size_allowed(*(u64 *)from, (u64 __user *)to, 8, ret);
break;
}
if (ret == 0)
return 0;
}
return __copy_tofrom_user(to, (__force const void __user *)from, n);
}
static inline unsigned long
raw_copy_to_user(void __user *to, const void *from, unsigned long n)
{
unsigned long ret;
allow_write_to_user(to, n);
ret = __copy_tofrom_user(to, (__force const void __user *)from, n);
ret = raw_copy_to_user_allowed(to, from, n);
prevent_write_to_user(to, n);
return ret;
}
@ -428,4 +456,22 @@ extern long __copy_from_user_flushcache(void *dst, const void __user *src,
extern void memcpy_page_flushcache(char *to, struct page *page, size_t offset,
size_t len);
static __must_check inline bool user_access_begin(const void __user *ptr, size_t len)
{
if (unlikely(!access_ok(ptr, len)))
return false;
allow_read_write_user((void __user *)ptr, ptr, len);
return true;
}
#define user_access_begin user_access_begin
#define user_access_end prevent_current_access_user
#define user_access_save prevent_user_access_return
#define user_access_restore restore_user_access
#define unsafe_op_wrap(op, err) do { if (unlikely(op)) goto err; } while (0)
#define unsafe_get_user(x, p, e) unsafe_op_wrap(__get_user_allowed(x, p), e)
#define unsafe_put_user(x, p, e) unsafe_op_wrap(__put_user_allowed(x, p), e)
#define unsafe_copy_to_user(d, s, l, e) \
unsafe_op_wrap(raw_copy_to_user_allowed(d, s, l), e)
#endif /* _ARCH_POWERPC_UACCESS_H */

2
arch/powerpc/mm/fault.c
View file

@ -233,7 +233,7 @@ static bool bad_kernel_fault(struct pt_regs *regs, unsigned long error_code,
// Read/write fault in a valid region (the exception table search passed
// above), but blocked by KUAP is bad, it can never succeed.
if (bad_kuap_fault(regs, is_write))
if (bad_kuap_fault(regs, address, is_write))
return true;
// What's left? Kernel fault on user in well defined regions (extable

1
arch/riscv/Kconfig
View file

@ -65,6 +65,7 @@ config RISCV
select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
select HAVE_ARCH_MMAP_RND_BITS if MMU
select ARCH_HAS_GCOV_PROFILE_ALL
select HAVE_COPY_THREAD_TLS
config ARCH_MMAP_RND_BITS_MIN
default 18 if 64BIT

4
arch/riscv/include/asm/asm-prototypes.h
View file

@ -5,4 +5,8 @@
#include <linux/ftrace.h>
#include <asm-generic/asm-prototypes.h>
long long __lshrti3(long long a, int b);
long long __ashrti3(long long a, int b);
long long __ashlti3(long long a, int b);
#endif /* _ASM_RISCV_PROTOTYPES_H */

18
arch/riscv/kernel/head.S
View file

@ -80,7 +80,9 @@ _start_kernel:
#ifdef CONFIG_SMP
li t0, CONFIG_NR_CPUS
bgeu a0, t0, .Lsecondary_park
blt a0, t0, .Lgood_cores
tail .Lsecondary_park
.Lgood_cores:
#endif
/* Pick one hart to run the main boot sequence */
@ -209,11 +211,6 @@ relocate:
tail smp_callin
#endif
.align 2
.Lsecondary_park:
/* We lack SMP support or have too many harts, so park this hart */
wfi
j .Lsecondary_park
END(_start)
#ifdef CONFIG_RISCV_M_MODE
@ -251,7 +248,7 @@ ENTRY(reset_regs)
#ifdef CONFIG_FPU
csrr t0, CSR_MISA
andi t0, t0, (COMPAT_HWCAP_ISA_F | COMPAT_HWCAP_ISA_D)
bnez t0, .Lreset_regs_done
beqz t0, .Lreset_regs_done
li t1, SR_FS
csrs CSR_STATUS, t1
@ -295,6 +292,13 @@ ENTRY(reset_regs)
END(reset_regs)
#endif /* CONFIG_RISCV_M_MODE */
.section ".text", "ax",@progbits
.align 2
.Lsecondary_park:
/* We lack SMP support or have too many harts, so park this hart */
wfi
j .Lsecondary_park
__PAGE_ALIGNED_BSS
/* Empty zero page */
.balign PAGE_SIZE

6
arch/riscv/kernel/process.c
View file

@ -99,8 +99,8 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
return 0;
}
int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long arg, struct task_struct *p)
int copy_thread_tls(unsigned long clone_flags, unsigned long usp,
unsigned long arg, struct task_struct *p, unsigned long tls)
{
struct pt_regs *childregs = task_pt_regs(p);
@ -121,7 +121,7 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
if (usp) /* User fork */
childregs->sp = usp;
if (clone_flags & CLONE_SETTLS)
childregs->tp = childregs->a5;
childregs->tp = tls;
childregs->a0 = 0; /* Return value of fork() */
p->thread.ra = (unsigned long)ret_from_fork;
}

3
arch/riscv/kernel/vdso/Makefile
View file

@ -58,7 +58,8 @@ quiet_cmd_vdsold = VDSOLD $@
cmd_vdsold = $(CC) $(KBUILD_CFLAGS) $(call cc-option, -no-pie) -nostdlib -nostartfiles $(SYSCFLAGS_$(@F)) \
-Wl,-T,$(filter-out FORCE,$^) -o $@.tmp && \
$(CROSS_COMPILE)objcopy \
$(patsubst %, -G __vdso_%, $(vdso-syms)) $@.tmp $@
$(patsubst %, -G __vdso_%, $(vdso-syms)) $@.tmp $@ && \
rm $@.tmp
# install commands for the unstripped file
quiet_cmd_vdso_install = INSTALL $@

75
arch/riscv/lib/tishift.S
View file

@ -4,34 +4,73 @@
*/
#include <linux/linkage.h>
#include <asm-generic/export.h>
ENTRY(__lshrti3)
SYM_FUNC_START(__lshrti3)
beqz a2, .L1
li a5,64
sub a5,a5,a2
addi sp,sp,-16
sext.w a4,a5
blez a5, .L2
sext.w a2,a2
sll a4,a1,a4
srl a0,a0,a2
srl a1,a1,a2
sll a4,a1,a4
srl a2,a1,a2
or a0,a0,a4
sd a1,8(sp)
sd a0,0(sp)
ld a0,0(sp)
ld a1,8(sp)
addi sp,sp,16
ret
mv a1,a2
.L1:
ret
.L2:
negw a4,a4
srl a1,a1,a4
sd a1,0(sp)
sd zero,8(sp)
ld a0,0(sp)
ld a1,8(sp)
addi sp,sp,16
negw a0,a4
li a2,0
srl a0,a1,a0
mv a1,a2
ret
ENDPROC(__lshrti3)
SYM_FUNC_END(__lshrti3)
EXPORT_SYMBOL(__lshrti3)
SYM_FUNC_START(__ashrti3)
beqz a2, .L3
li a5,64
sub a5,a5,a2
sext.w a4,a5
blez a5, .L4
sext.w a2,a2
srl a0,a0,a2
sll a4,a1,a4
sra a2,a1,a2
or a0,a0,a4
mv a1,a2
.L3:
ret
.L4:
negw a0,a4
srai a2,a1,0x3f
sra a0,a1,a0
mv a1,a2
ret
SYM_FUNC_END(__ashrti3)
EXPORT_SYMBOL(__ashrti3)
SYM_FUNC_START(__ashlti3)
beqz a2, .L5
li a5,64
sub a5,a5,a2
sext.w a4,a5
blez a5, .L6
sext.w a2,a2
sll a1,a1,a2
srl a4,a0,a4
sll a2,a0,a2
or a1,a1,a4
mv a0,a2
.L5:
ret
.L6:
negw a1,a4
li a2,0
sll a1,a0,a1
mv a0,a2
ret
SYM_FUNC_END(__ashlti3)
EXPORT_SYMBOL(__ashlti3)

2
arch/s390/kernel/setup.c
View file

@ -1052,7 +1052,7 @@ static void __init log_component_list(void)
if (!early_ipl_comp_list_addr)
return;
if (ipl_block.hdr.flags & IPL_PL_FLAG_IPLSR)
if (ipl_block.hdr.flags & IPL_PL_FLAG_SIPL)
pr_info("Linux is running with Secure-IPL enabled\n");
else
pr_info("Linux is running with Secure-IPL disabled\n");

1
arch/um/Kconfig
View file

@ -14,6 +14,7 @@ config UML
select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_DEBUG_KMEMLEAK
select HAVE_DEBUG_BUGVERBOSE
select HAVE_COPY_THREAD_TLS
select GENERIC_IRQ_SHOW
select GENERIC_CPU_DEVICES
select GENERIC_CLOCKEVENTS

2
arch/um/include/asm/ptrace-generic.h
View file

@ -36,7 +36,7 @@ extern long subarch_ptrace(struct task_struct *child, long request,
extern unsigned long getreg(struct task_struct *child, int regno);
extern int putreg(struct task_struct *child, int regno, unsigned long value);
extern int arch_copy_tls(struct task_struct *new);
extern int arch_set_tls(struct task_struct *new, unsigned long tls);
extern void clear_flushed_tls(struct task_struct *task);
extern int syscall_trace_enter(struct pt_regs *regs);
extern void syscall_trace_leave(struct pt_regs *regs);

6
arch/um/kernel/process.c
View file

@ -153,8 +153,8 @@ void fork_handler(void)
userspace(&current->thread.regs.regs, current_thread_info()->aux_fp_regs);
}
int copy_thread(unsigned long clone_flags, unsigned long sp,
unsigned long arg, struct task_struct * p)
int copy_thread_tls(unsigned long clone_flags, unsigned long sp,
unsigned long arg, struct task_struct * p, unsigned long tls)
{
void (*handler)(void);
int kthread = current->flags & PF_KTHREAD;
@ -188,7 +188,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
* Set a new TLS for the child thread?
*/
if (clone_flags & CLONE_SETTLS)
ret = arch_copy_tls(p);
ret = arch_set_tls(p, tls);
}
return ret;

5
arch/x86/boot/compressed/head_64.S
View file

@ -244,6 +244,11 @@ SYM_FUNC_START(efi32_stub_entry)
leal efi32_config(%ebp), %eax
movl %eax, efi_config(%ebp)
/* Disable paging */
movl %cr0, %eax
btrl $X86_CR0_PG_BIT, %eax
movl %eax, %cr0
jmp startup_32
SYM_FUNC_END(efi32_stub_entry)
#endif

6
arch/x86/events/intel/uncore_snb.c
View file

@ -15,6 +15,7 @@
#define PCI_DEVICE_ID_INTEL_SKL_HQ_IMC 0x1910
#define PCI_DEVICE_ID_INTEL_SKL_SD_IMC 0x190f
#define PCI_DEVICE_ID_INTEL_SKL_SQ_IMC 0x191f
#define PCI_DEVICE_ID_INTEL_SKL_E3_IMC 0x1918
#define PCI_DEVICE_ID_INTEL_KBL_Y_IMC 0x590c
#define PCI_DEVICE_ID_INTEL_KBL_U_IMC 0x5904
#define PCI_DEVICE_ID_INTEL_KBL_UQ_IMC 0x5914
@ -657,6 +658,10 @@ static const struct pci_device_id skl_uncore_pci_ids[] = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_SQ_IMC),
.driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
},
{ /* IMC */
PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_E3_IMC),
.driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
},
{ /* IMC */
PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_KBL_Y_IMC),
.driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
@ -826,6 +831,7 @@ static const struct imc_uncore_pci_dev desktop_imc_pci_ids[] = {
IMC_DEV(SKL_HQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core H Quad Core */
IMC_DEV(SKL_SD_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Dual Core */
IMC_DEV(SKL_SQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Quad Core */
IMC_DEV(SKL_E3_IMC, &skl_uncore_pci_driver), /* Xeon E3 V5 Gen Core processor */
IMC_DEV(KBL_Y_IMC, &skl_uncore_pci_driver), /* 7th Gen Core Y */
IMC_DEV(KBL_U_IMC, &skl_uncore_pci_driver), /* 7th Gen Core U */
IMC_DEV(KBL_UQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core U Quad Core */

25
arch/x86/events/intel/uncore_snbep.c
View file

@ -369,11 +369,6 @@
#define SNR_M2M_PCI_PMON_BOX_CTL 0x438
#define SNR_M2M_PCI_PMON_UMASK_EXT 0xff
/* SNR PCIE3 */
#define SNR_PCIE3_PCI_PMON_CTL0 0x508
#define SNR_PCIE3_PCI_PMON_CTR0 0x4e8
#define SNR_PCIE3_PCI_PMON_BOX_CTL 0x4e4
/* SNR IMC */
#define SNR_IMC_MMIO_PMON_FIXED_CTL 0x54
#define SNR_IMC_MMIO_PMON_FIXED_CTR 0x38
@ -4328,27 +4323,12 @@ static struct intel_uncore_type snr_uncore_m2m = {
.format_group = &snr_m2m_uncore_format_group,
};
static struct intel_uncore_type snr_uncore_pcie3 = {
.name = "pcie3",
.num_counters = 4,
.num_boxes = 1,
.perf_ctr_bits = 48,
.perf_ctr = SNR_PCIE3_PCI_PMON_CTR0,
.event_ctl = SNR_PCIE3_PCI_PMON_CTL0,
.event_mask = SNBEP_PMON_RAW_EVENT_MASK,
.box_ctl = SNR_PCIE3_PCI_PMON_BOX_CTL,
.ops = &ivbep_uncore_pci_ops,
.format_group = &ivbep_uncore_format_group,
};
enum {
SNR_PCI_UNCORE_M2M,
SNR_PCI_UNCORE_PCIE3,
};
static struct intel_uncore_type *snr_pci_uncores[] = {
[SNR_PCI_UNCORE_M2M] = &snr_uncore_m2m,
[SNR_PCI_UNCORE_PCIE3] = &snr_uncore_pcie3,
NULL,
};
@ -4357,10 +4337,6 @@ static const struct pci_device_id snr_uncore_pci_ids[] = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x344a),
.driver_data = UNCORE_PCI_DEV_FULL_DATA(12, 0, SNR_PCI_UNCORE_M2M, 0),
},
{ /* PCIe3 */
PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x334a),
.driver_data = UNCORE_PCI_DEV_FULL_DATA(4, 0, SNR_PCI_UNCORE_PCIE3, 0),
},
{ /* end: all zeroes */ }
};
@ -4536,6 +4512,7 @@ static struct uncore_event_desc snr_uncore_imc_freerunning_events[] = {
INTEL_UNCORE_EVENT_DESC(write, "event=0xff,umask=0x21"),
INTEL_UNCORE_EVENT_DESC(write.scale, "3.814697266e-6"),
INTEL_UNCORE_EVENT_DESC(write.unit, "MiB"),
{ /* end: all zeroes */ },
};
static struct intel_uncore_ops snr_uncore_imc_freerunning_ops = {

4
arch/x86/kernel/cpu/amd.c
View file

@ -615,9 +615,9 @@ static void early_detect_mem_encrypt(struct cpuinfo_x86 *c)
return;
clear_all:
clear_cpu_cap(c, X86_FEATURE_SME);
setup_clear_cpu_cap(X86_FEATURE_SME);
clear_sev:
clear_cpu_cap(c, X86_FEATURE_SEV);
setup_clear_cpu_cap(X86_FEATURE_SEV);
}
}

9
arch/x86/kernel/cpu/mce/therm_throt.c
View file

@ -467,6 +467,7 @@ static int thermal_throttle_online(unsigned int cpu)
{
struct thermal_state *state = &per_cpu(thermal_state, cpu);
struct device *dev = get_cpu_device(cpu);
u32 l;
state->package_throttle.level = PACKAGE_LEVEL;
state->core_throttle.level = CORE_LEVEL;
@ -474,6 +475,10 @@ static int thermal_throttle_online(unsigned int cpu)
INIT_DELAYED_WORK(&state->package_throttle.therm_work, throttle_active_work);
INIT_DELAYED_WORK(&state->core_throttle.therm_work, throttle_active_work);
/* Unmask the thermal vector after the above workqueues are initialized. */
l = apic_read(APIC_LVTTHMR);
apic_write(APIC_LVTTHMR, l & ~APIC_LVT_MASKED);
return thermal_throttle_add_dev(dev, cpu);
}
@ -722,10 +727,6 @@ void intel_init_thermal(struct cpuinfo_x86 *c)
rdmsr(MSR_IA32_MISC_ENABLE, l, h);
wrmsr(MSR_IA32_MISC_ENABLE, l | MSR_IA32_MISC_ENABLE_TM1, h);
/* Unmask the thermal vector: */
l = apic_read(APIC_LVTTHMR);
apic_write(APIC_LVTTHMR, l & ~APIC_LVT_MASKED);
pr_info_once("CPU0: Thermal monitoring enabled (%s)\n",
tm2 ? "TM2" : "TM1");

2
arch/x86/kernel/cpu/resctrl/core.c
View file

@ -618,7 +618,7 @@ static void domain_remove_cpu(int cpu, struct rdt_resource *r)
if (static_branch_unlikely(&rdt_mon_enable_key))
rmdir_mondata_subdir_allrdtgrp(r, d->id);
list_del(&d->list);
if (is_mbm_enabled())
if (r->mon_capable && is_mbm_enabled())
cancel_delayed_work(&d->mbm_over);
if (is_llc_occupancy_enabled() && has_busy_rmid(r, d)) {
/*

6
arch/x86/kernel/cpu/resctrl/rdtgroup.c
View file

@ -1741,9 +1741,6 @@ static int set_cache_qos_cfg(int level, bool enable)
struct rdt_domain *d;
int cpu;
if (!zalloc_cpumask_var(&cpu_mask, GFP_KERNEL))
return -ENOMEM;
if (level == RDT_RESOURCE_L3)
update = l3_qos_cfg_update;
else if (level == RDT_RESOURCE_L2)
@ -1751,6 +1748,9 @@ static int set_cache_qos_cfg(int level, bool enable)
else
return -EINVAL;
if (!zalloc_cpumask_var(&cpu_mask, GFP_KERNEL))
return -ENOMEM;
r_l = &rdt_resources_all[level];
list_for_each_entry(d, &r_l->domains, list) {
/* Pick one CPU from each domain instance to update MSR */

6
arch/x86/um/tls_32.c
View file

@ -215,14 +215,12 @@ static int set_tls_entry(struct task_struct* task, struct user_desc *info,
return 0;
}
int arch_copy_tls(struct task_struct *new)
int arch_set_tls(struct task_struct *new, unsigned long tls)
{
struct user_desc info;
int idx, ret = -EFAULT;
if (copy_from_user(&info,
(void __user *) UPT_SI(&new->thread.regs.regs),
sizeof(info)))
if (copy_from_user(&info, (void __user *) tls, sizeof(info)))
goto out;
ret = -EINVAL;

7
arch/x86/um/tls_64.c
View file

@ -6,14 +6,13 @@ void clear_flushed_tls(struct task_struct *task)
{
}
int arch_copy_tls(struct task_struct *t)
int arch_set_tls(struct task_struct *t, unsigned long tls)
{
/*
* If CLONE_SETTLS is set, we need to save the thread id
* (which is argument 5, child_tid, of clone) so it can be set
* during context switches.
* so it can be set during context switches.
*/
t->thread.arch.fs = t->thread.regs.regs.gp[R8 / sizeof(long)];
t->thread.arch.fs = tls;
return 0;
}

1
arch/xtensa/Kconfig
View file

@ -24,6 +24,7 @@ config XTENSA
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
select HAVE_ARCH_KASAN if MMU && !XIP_KERNEL
select HAVE_ARCH_TRACEHOOK
select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS
select HAVE_EXIT_THREAD

8
arch/xtensa/kernel/process.c
View file

@ -202,8 +202,9 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
* involved. Much simpler to just not copy those live frames across.
*/
int copy_thread(unsigned long clone_flags, unsigned long usp_thread_fn,
unsigned long thread_fn_arg, struct task_struct *p)
int copy_thread_tls(unsigned long clone_flags, unsigned long usp_thread_fn,
unsigned long thread_fn_arg, struct task_struct *p,
unsigned long tls)
{
struct pt_regs *childregs = task_pt_regs(p);
@ -266,9 +267,8 @@ int copy_thread(unsigned long clone_flags, unsigned long usp_thread_fn,
childregs->syscall = regs->syscall;
/* The thread pointer is passed in the '4th argument' (= a5) */
if (clone_flags & CLONE_SETTLS)
childregs->threadptr = childregs->areg[5];
childregs->threadptr = tls;
} else {
p->thread.ra = MAKE_RA_FOR_CALL(
(unsigned long)ret_from_kernel_thread, 1);

12
block/bio.c
View file

@ -538,6 +538,16 @@ void zero_fill_bio_iter(struct bio *bio, struct bvec_iter start)
}
EXPORT_SYMBOL(zero_fill_bio_iter);
/**
* bio_truncate - truncate the bio to small size of @new_size
* @bio: the bio to be truncated
* @new_size: new size for truncating the bio
*
* Description:
* Truncate the bio to new size of @new_size. If bio_op(bio) is
* REQ_OP_READ, zero the truncated part. This function should only
* be used for handling corner cases, such as bio eod.
*/
void bio_truncate(struct bio *bio, unsigned new_size)
{
struct bio_vec bv;
@ -548,7 +558,7 @@ void bio_truncate(struct bio *bio, unsigned new_size)
if (new_size >= bio->bi_iter.bi_size)
return;
if (bio_data_dir(bio) != READ)
if (bio_op(bio) != REQ_OP_READ)
goto exit;
bio_for_each_segment(bv, bio, iter) {

9
block/blk-merge.c
View file

@ -164,8 +164,13 @@ static inline unsigned get_max_segment_size(const struct request_queue *q,
unsigned long mask = queue_segment_boundary(q);
offset = mask & (page_to_phys(start_page) + offset);
return min_t(unsigned long, mask - offset + 1,
queue_max_segment_size(q));
/*
* overflow may be triggered in case of zero page physical address
* on 32bit arch, use queue's max segment size when that happens.
*/
return min_not_zero(mask - offset + 1,
(unsigned long)queue_max_segment_size(q));
}
/**

2
block/blk-settings.c
View file

@ -328,7 +328,7 @@ EXPORT_SYMBOL(blk_queue_max_segment_size);
* storage device can address. The default of 512 covers most
* hardware.
**/
void blk_queue_logical_block_size(struct request_queue *q, unsigned short size)
void blk_queue_logical_block_size(struct request_queue *q, unsigned int size)
{
q->limits.logical_block_size = size;

4
drivers/atm/eni.c
View file

@ -374,7 +374,7 @@ static int do_rx_dma(struct atm_vcc *vcc,struct sk_buff *skb,
here = (eni_vcc->descr+skip) & (eni_vcc->words-1);
dma[j++] = (here << MID_DMA_COUNT_SHIFT) | (vcc->vci
<< MID_DMA_VCI_SHIFT) | MID_DT_JK;
j++;
dma[j++] = 0;
}
here = (eni_vcc->descr+size+skip) & (eni_vcc->words-1);
if (!eff) size += skip;
@ -447,7 +447,7 @@ static int do_rx_dma(struct atm_vcc *vcc,struct sk_buff *skb,
if (size != eff) {
dma[j++] = (here << MID_DMA_COUNT_SHIFT) |
(vcc->vci << MID_DMA_VCI_SHIFT) | MID_DT_JK;
j++;
dma[j++] = 0;
}
if (!j || j > 2*RX_DMA_BUF) {
printk(KERN_CRIT DEV_LABEL "!j or j too big!!!\n");

2
drivers/base/firmware_loader/builtin/Makefile
View file

@ -17,7 +17,7 @@ PROGBITS = $(if $(CONFIG_ARM),%,@)progbits
filechk_fwbin = \
echo "/* Generated by $(src)/Makefile */" ;\
echo " .section .rodata" ;\
echo " .p2align $(ASM_ALIGN)" ;\
echo " .p2align 4" ;\
echo "_fw_$(FWSTR)_bin:" ;\
echo " .incbin \"$(fwdir)/$(FWNAME)\"" ;\
echo "_fw_end:" ;\

4
drivers/block/null_blk_zoned.c
View file

@ -129,11 +129,13 @@ static blk_status_t null_zone_write(struct nullb_cmd *cmd, sector_t sector,
return BLK_STS_IOERR;
case BLK_ZONE_COND_EMPTY:
case BLK_ZONE_COND_IMP_OPEN:
case BLK_ZONE_COND_EXP_OPEN:
case BLK_ZONE_COND_CLOSED:
/* Writes must be at the write pointer position */
if (sector != zone->wp)
return BLK_STS_IOERR;
if (zone->cond == BLK_ZONE_COND_EMPTY)
if (zone->cond != BLK_ZONE_COND_EXP_OPEN)
zone->cond = BLK_ZONE_COND_IMP_OPEN;
zone->wp += nr_sectors;

10
drivers/bus/ti-sysc.c
View file

@ -343,6 +343,12 @@ static int sysc_get_clocks(struct sysc *ddata)
return -EINVAL;
}
/* Always add a slot for main clocks fck and ick even if unused */
if (!nr_fck)
ddata->nr_clocks++;
if (!nr_ick)
ddata->nr_clocks++;
ddata->clocks = devm_kcalloc(ddata->dev,
ddata->nr_clocks, sizeof(*ddata->clocks),
GFP_KERNEL);
@ -421,7 +427,7 @@ static int sysc_enable_opt_clocks(struct sysc *ddata)
struct clk *clock;
int i, error;
if (!ddata->clocks)
if (!ddata->clocks || ddata->nr_clocks < SYSC_OPTFCK0 + 1)
return 0;
for (i = SYSC_OPTFCK0; i < SYSC_MAX_CLOCKS; i++) {
@ -455,7 +461,7 @@ static void sysc_disable_opt_clocks(struct sysc *ddata)
struct clk *clock;
int i;
if (!ddata->clocks)
if (!ddata->clocks || ddata->nr_clocks < SYSC_OPTFCK0 + 1)
return;
for (i = SYSC_OPTFCK0; i < SYSC_MAX_CLOCKS; i++) {

2
drivers/char/tpm/tpm-dev-common.c
View file

@ -130,7 +130,7 @@ ssize_t tpm_common_read(struct file *file, char __user *buf,
priv->response_read = true;
ret_size = min_t(ssize_t, size, priv->response_length);
if (!ret_size) {
if (ret_size <= 0) {
priv->response_length = 0;
goto out;
}

2
drivers/char/tpm/tpm-dev.h
View file

@ -14,7 +14,7 @@ struct file_priv {
struct work_struct timeout_work;
struct work_struct async_work;
wait_queue_head_t async_wait;
size_t response_length;
ssize_t response_length;
bool response_read;
bool command_enqueued;

34
drivers/char/tpm/tpm_tis_core.c
View file

@ -978,13 +978,13 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
if (wait_startup(chip, 0) != 0) {
rc = -ENODEV;
goto err_start;
goto out_err;
}
/* Take control of the TPM's interrupt hardware and shut it off */
rc = tpm_tis_read32(priv, TPM_INT_ENABLE(priv->locality), &intmask);
if (rc < 0)
goto err_start;
goto out_err;
intmask |= TPM_INTF_CMD_READY_INT | TPM_INTF_LOCALITY_CHANGE_INT |
TPM_INTF_DATA_AVAIL_INT | TPM_INTF_STS_VALID_INT;
@ -993,21 +993,21 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
rc = tpm_chip_start(chip);
if (rc)
goto err_start;
goto out_err;
rc = tpm2_probe(chip);
tpm_chip_stop(chip);
if (rc)
goto err_probe;
goto out_err;
rc = tpm_tis_read32(priv, TPM_DID_VID(0), &vendor);
if (rc < 0)
goto err_probe;
goto out_err;
priv->manufacturer_id = vendor;
rc = tpm_tis_read8(priv, TPM_RID(0), &rid);
if (rc < 0)
goto err_probe;
goto out_err;
dev_info(dev, "%s TPM (device-id 0x%X, rev-id %d)\n",
(chip->flags & TPM_CHIP_FLAG_TPM2) ? "2.0" : "1.2",
@ -1016,13 +1016,13 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
probe = probe_itpm(chip);
if (probe < 0) {
rc = -ENODEV;
goto err_probe;
goto out_err;
}
/* Figure out the capabilities */
rc = tpm_tis_read32(priv, TPM_INTF_CAPS(priv->locality), &intfcaps);
if (rc < 0)
goto err_probe;
goto out_err;
dev_dbg(dev, "TPM interface capabilities (0x%x):\n",
intfcaps);
@ -1056,10 +1056,9 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
if (tpm_get_timeouts(chip)) {
dev_err(dev, "Could not get TPM timeouts and durations\n");
rc = -ENODEV;
goto err_probe;
goto out_err;
}
chip->flags |= TPM_CHIP_FLAG_IRQ;
if (irq) {
tpm_tis_probe_irq_single(chip, intmask, IRQF_SHARED,
irq);
@ -1071,18 +1070,15 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
}
}
tpm_chip_stop(chip);
rc = tpm_chip_register(chip);
if (rc)
goto err_start;
goto out_err;
if (chip->ops->clk_enable != NULL)
chip->ops->clk_enable(chip, false);
return 0;
err_probe:
tpm_chip_stop(chip);
err_start:
out_err:
if ((chip->ops != NULL) && (chip->ops->clk_enable != NULL))
chip->ops->clk_enable(chip, false);

10
drivers/clk/clk.c
View file

@ -3426,11 +3426,17 @@ static int __clk_core_init(struct clk_core *core)
if (core->flags & CLK_IS_CRITICAL) {
unsigned long flags;
clk_core_prepare(core);
ret = clk_core_prepare(core);
if (ret)
goto out;
flags = clk_enable_lock();
clk_core_enable(core);
ret = clk_core_enable(core);
clk_enable_unlock(flags);
if (ret) {
clk_core_unprepare(core);
goto out;
}
}
clk_core_reparent_orphans_nolock();

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