linux-kernel - [PATCH 1/2] x86/ftrace: remove unused modifying_ftrace

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Message-ID: <20220914110437.1436353-2-cuigaosheng1@huawei.com>
Date:   Wed, 14 Sep 2022 19:04:36 +0800
From:   Gaosheng Cui <cuigaosheng1@...wei.com>
To:     <rostedt@...dmis.org>, <mingo@...hat.com>, <tglx@...utronix.de>,
        <bp@...en8.de>, <dave.hansen@...ux.intel.com>, <x86@...nel.org>,
        <hpa@...or.com>, <mhiramat@...nel.org>, <peterz@...radead.org>,
        <ast@...nel.org>
CC:     <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] x86/ftrace: remove unused modifying_ftrace_code declaration

All uses of modifying_ftrace_code have been removed by
commit 768ae4406a5c ("x86/ftrace: Use text_poke()"),
so remove the declaration, too.

Signed-off-by: Gaosheng Cui <cuigaosheng1@...wei.com>
---
 arch/x86/include/asm/ftrace.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/include/asm/ftrace.h b/arch/x86/include/asm/ftrace.h
index b5ef474be858..908d99b127d3 100644
--- a/arch/x86/include/asm/ftrace.h
+++ b/arch/x86/include/asm/ftrace.h
@@ -23,7 +23,6 @@
 #define HAVE_FUNCTION_GRAPH_RET_ADDR_PTR
 
 #ifndef __ASSEMBLY__
-extern atomic_t modifying_ftrace_code;
 extern void __fentry__(void);
 
 static inline unsigned long ftrace_call_adjust(unsigned long addr)
-- 
2.25.1