From 6c0d181daabcba286db9711eef8800b566fb1cce Mon Sep 17 00:00:00 2001
From: Christophe Leroy <christophe.leroy@csgroup.eu>
Date: Thu, 20 May 2021 13:50:43 +0000
Subject: [PATCH] powerpc/lib/code-patching: Make instr_is_branch_to_addr()
 static

References: jsc#SLE-13847 git-fixes
Patch-mainline: v5.14-rc1
Git-commit: 6c0d181daabcba286db9711eef8800b566fb1cce

instr_is_branch_to_addr() is only used in code-patching.c

Make it static.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/5f6b9c8c83170ed310953eac2f5b14539bfc964a.1621516826.git.christophe.leroy@csgroup.eu
Acked-by: Michal Suchanek <msuchanek@suse.de>
---
 arch/powerpc/include/asm/code-patching.h |  1 -
 arch/powerpc/lib/code-patching.c         | 18 +++++++++---------
 2 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/code-patching.h
index 22957c6068c8..fd60594bdd38 100644
--- a/arch/powerpc/include/asm/code-patching.h
+++ b/arch/powerpc/include/asm/code-patching.h
@@ -59,7 +59,6 @@ static inline int modify_instruction_site(s32 *site, unsigned int clr, unsigned
 
 int instr_is_relative_branch(struct ppc_inst instr);
 int instr_is_relative_link_branch(struct ppc_inst instr);
-int instr_is_branch_to_addr(const struct ppc_inst *instr, unsigned long addr);
 unsigned long branch_target(const struct ppc_inst *instr);
 int translate_branch(struct ppc_inst *instr, const struct ppc_inst *dest,
 		     const struct ppc_inst *src);
diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c
index 0308429b0d1a..82f2c1edb498 100644
--- a/arch/powerpc/lib/code-patching.c
+++ b/arch/powerpc/lib/code-patching.c
@@ -367,15 +367,6 @@ unsigned long branch_target(const struct ppc_inst *instr)
 	return 0;
 }
 
-int instr_is_branch_to_addr(const struct ppc_inst *instr, unsigned long addr)
-{
-	if (instr_is_branch_iform(ppc_inst_read(instr)) ||
-	    instr_is_branch_bform(ppc_inst_read(instr)))
-		return branch_target(instr) == addr;
-
-	return 0;
-}
-
 int translate_branch(struct ppc_inst *instr, const struct ppc_inst *dest,
 		     const struct ppc_inst *src)
 {
@@ -410,6 +401,15 @@ void __patch_exception(int exc, unsigned long addr)
 
 #ifdef CONFIG_CODE_PATCHING_SELFTEST
 
+static int instr_is_branch_to_addr(const struct ppc_inst *instr, unsigned long addr)
+{
+	if (instr_is_branch_iform(ppc_inst_read(instr)) ||
+	    instr_is_branch_bform(ppc_inst_read(instr)))
+		return branch_target(instr) == addr;
+
+	return 0;
+}
+
 static void __init test_trampoline(void)
 {
 	asm ("nop;\n");
-- 
2.31.1