arm64: module: Make plt_equals_entry() static

Since commit 4e69ecf4da1e ("arm64/module: ftrace: deal with place
relative nature of PLTs"), plt_equals_entry() is not used outside of
module-plts.c, so make it static.

Signed-off-by: Li Huafei <lihuafei1@huawei.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20220929094134.99512-2-lihuafei1@huawei.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

diff --git a/arch/arm64/include/asm/module.h b/arch/arm64/include/asm/module.h
index 4e7fa26..28514b9 100644 (file)
--- a/arch/arm64/include/asm/module.h
+++ b/arch/arm64/include/asm/module.h
@@ -58,7 +58,6 @@ static inline bool is_forbidden_offset_for_adrp(void *place)
 }
 
 struct plt_entry get_plt_entry(u64 dst, void *pc);
-bool plt_entries_equal(const struct plt_entry *a, const struct plt_entry *b);
 
 static inline bool plt_entry_is_initialized(const struct plt_entry *e)
 {

diff --git a/arch/arm64/kernel/module-plts.c b/arch/arm64/kernel/module-plts.c
index a3d0494..5a0a8f5 100644 (file)
--- a/arch/arm64/kernel/module-plts.c
+++ b/arch/arm64/kernel/module-plts.c
@@ -37,7 +37,8 @@ struct plt_entry get_plt_entry(u64 dst, void *pc)
        return plt;
 }
 
-bool plt_entries_equal(const struct plt_entry *a, const struct plt_entry *b)
+static bool plt_entries_equal(const struct plt_entry *a,
+                             const struct plt_entry *b)
 {
        u64 p, q;