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authorChristophe Leroy <christophe.leroy@csgroup.eu>2021-05-20 13:50:43 +0000
committerMichael Ellerman <mpe@ellerman.id.au>2021-06-16 23:35:57 +1000
commit6c0d181daabcba286db9711eef8800b566fb1cce (patch)
tree48021825a17d9f389b216409a3eaa0b0a1d800e7
parent18c85964b10b7b78a5cb59a4959a5f82fdc77e4c (diff)
powerpc/lib/code-patching: Make instr_is_branch_to_addr() static
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
-rw-r--r--arch/powerpc/include/asm/code-patching.h1
-rw-r--r--arch/powerpc/lib/code-patching.c18
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");