diff options
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" |