linux-kernel - [PATCH 46/49] x86/alternatives: Move declarations of vmlinux.lds.S defined section symbols to <asm/alternative.h>

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Message-ID: <20250328132704.1901674-47-mingo@kernel.org>
Date: Fri, 28 Mar 2025 14:27:01 +0100
From: Ingo Molnar <mingo@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Juergen Gross <jgross@...e.com>,
	"H . Peter Anvin" <hpa@...or.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Borislav Petkov <bp@...en8.de>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...nel.org>
Subject: [PATCH 46/49] x86/alternatives: Move declarations of vmlinux.lds.S defined section symbols to <asm/alternative.h>

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@...nel.org>
---
 arch/x86/include/asm/alternative.h | 6 ++++++
 arch/x86/kernel/alternative.c      | 6 ------
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index 4a37a8bd87fd..ef84739a77f5 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -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:
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 242c0b1f7e40..df718a4e88c2 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -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.
  */
-- 
2.45.2