iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

x86: Fixup asm-offsets duplicate

Browse Source 
It turns out that 'stack_canary_offset' is a variable name; shadowing
that with a #define is ripe of fail when the asm-offsets.h header gets
included. Rename the thing.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
This commit is contained in:
Peter Zijlstra (Intel) 2022-10-17 16:41:06 +02:00 committed by Peter Zijlstra
parent 7fcecafebe
commit 5b71ac8a2a
2 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/entry/entry_64.S
View File

@ -252,7 +252,7 @@ SYM_FUNC_START(__switch_to_asm)
#ifdef CONFIG_STACKPROTECTOR
movq TASK_stack_canary(%rsi), %rbx
movq %rbx, PER_CPU_VAR(fixed_percpu_data) + stack_canary_offset
movq %rbx, PER_CPU_VAR(fixed_percpu_data) + FIXED_stack_canary
#endif
/*

2
arch/x86/kernel/asm-offsets_64.c
View File

@ -57,7 +57,7 @@ int main(void)
BLANK();
#ifdef CONFIG_STACKPROTECTOR
DEFINE(stack_canary_offset, offsetof(struct fixed_percpu_data, stack_canary));
OFFSET(FIXED_stack_canary, fixed_percpu_data, stack_canary);
BLANK();
#endif
return 0;