diff options
author | Koen Vandeputte <koen.vandeputte@ncentric.com> | 2018-11-28 12:36:15 +0100 |
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committer | Koen Vandeputte <koen.vandeputte@ncentric.com> | 2018-12-13 13:28:41 +0100 |
commit | bcd7644007eba9caa1b0dd535acd6266b04fe8df (patch) | |
tree | 096dbba26016dad96fa31d2e71aaeea5d731c847 /target/linux/brcm2708/patches-4.9/950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch | |
parent | d5afaa41148b363128626135bfb73b156887cddb (diff) | |
download | upstream-bcd7644007eba9caa1b0dd535acd6266b04fe8df.tar.gz upstream-bcd7644007eba9caa1b0dd535acd6266b04fe8df.tar.bz2 upstream-bcd7644007eba9caa1b0dd535acd6266b04fe8df.zip |
kernel: bump 4.9 to 4.9.143
Refreshed all patches.
Altered patches:
- 950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch
- 950-0149-Update-vfpmodule.c.patch
- 201-extra_optimization.patch
New symbol:
- CONFIG_HARDEN_BRANCH_PREDICTOR
Compile-tested on: ar71xx, ar7, arc770, at91, brcm2708, brcm63xx, ixp4xx, lantiq, layerscape, mpc85xx, orion, rb532, uml
Runtime-tested on: ar71xx
Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.9/950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.9/950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/target/linux/brcm2708/patches-4.9/950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch b/target/linux/brcm2708/patches-4.9/950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch index 016d48dd2c..c1e5858bce 100644 --- a/target/linux/brcm2708/patches-4.9/950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch +++ b/target/linux/brcm2708/patches-4.9/950-0063-Improve-__copy_to_user-and-__copy_from_user-performa.patch @@ -57,7 +57,7 @@ Signed-off-by: Phil Elwell <phil@raspberrypi.org> #define memset(p,v,n) \ --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h -@@ -477,6 +477,9 @@ do { \ +@@ -489,6 +489,9 @@ do { \ extern unsigned long __must_check arm_copy_from_user(void *to, const void __user *from, unsigned long n); @@ -262,17 +262,21 @@ Signed-off-by: Phil Elwell <phil@raspberrypi.org> +.endm --- a/arch/arm/lib/copy_from_user.S +++ b/arch/arm/lib/copy_from_user.S -@@ -89,11 +89,13 @@ +@@ -89,7 +89,8 @@ .text -ENTRY(arm_copy_from_user) +ENTRY(__copy_from_user_std) +WEAK(arm_copy_from_user) + #ifdef CONFIG_CPU_SPECTRE + get_thread_info r3 + ldr r3, [r3, #TI_ADDR_LIMIT] +@@ -102,7 +103,7 @@ ENTRY(arm_copy_from_user) #include "copy_template.S" - ENDPROC(arm_copy_from_user) +-ENDPROC(arm_copy_from_user) +ENDPROC(__copy_from_user_std) .pushsection .fixup,"ax" |