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x86/alternatives: Move declarations of vmlinux.lds.S defined section symbols to <asm/alternative.h>

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Move it from the middle of a .c file next to the similar declarations
of __alt_instructions[] et al.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Juergen Gross <jgross@suse.com>
Cc: "H . Peter Anvin" <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250411054105.2341982-49-mingo@kernel.org
This commit is contained in:
Ingo Molnar 2025-04-11 07:41:00 +02:00
parent db5c68c88c
commit b1bb39185d
2 changed files with 6 additions and 6 deletions
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6
arch/x86/include/asm/alternative.h
View File

@ -82,6 +82,12 @@ struct alt_instr {
extern struct alt_instr __alt_instructions[], __alt_instructions_end[];
extern s32 __retpoline_sites[], __retpoline_sites_end[];
extern s32 __return_sites[], __return_sites_end[];
extern s32 __cfi_sites[], __cfi_sites_end[];
extern s32 __ibt_endbr_seal[], __ibt_endbr_seal_end[];
extern s32 __smp_locks[], __smp_locks_end[];
/*
* Debug flag that can be tested to see whether alternative
* instructions were patched in already:

6
arch/x86/kernel/alternative.c
View File

@ -149,12 +149,6 @@ static void add_nop(u8 *buf, unsigned int len)
*buf = INT3_INSN_OPCODE;
}
extern s32 __retpoline_sites[], __retpoline_sites_end[];
extern s32 __return_sites[], __return_sites_end[];
extern s32 __cfi_sites[], __cfi_sites_end[];
extern s32 __ibt_endbr_seal[], __ibt_endbr_seal_end[];
extern s32 __smp_locks[], __smp_locks_end[];
/*
* Matches NOP and NOPL, not any of the other possible NOPs.
*/