diff mbox series

[next] arm64: alternatives: add __init/__initconst to some functions/variables

Message ID 20221202161859.2228-1-jszhang@kernel.org (mailing list archive)
State New, archived
Headers show
Series [next] arm64: alternatives: add __init/__initconst to some functions/variables | expand

Commit Message

Jisheng Zhang Dec. 2, 2022, 4:18 p.m. UTC 
apply_alternatives_vdso(), __apply_alternatives_multi_stop() and
kernel_alternatives are not needed after booting, so mark the two
functions as __init and the var as __initconst.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
---
 arch/arm64/kernel/alternative.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

Will Deacon Dec. 5, 2022, 3:43 p.m. UTC | #1 
On Sat, 3 Dec 2022 00:18:59 +0800, Jisheng Zhang wrote:
> apply_alternatives_vdso(), __apply_alternatives_multi_stop() and
> kernel_alternatives are not needed after booting, so mark the two
> functions as __init and the var as __initconst.
> 
> 

Applied to arm64 (for-next/trivial), thanks!

[1/1] arm64: alternatives: add __init/__initconst to some functions/variables
      https://git.kernel.org/arm64/c/67bc5b2d6d48

Cheers,
diff mbox series

Patch

diff --git a/arch/arm64/kernel/alternative.c b/arch/arm64/kernel/alternative.c
index 0f5eaa4c3a39..d32d4ed5519b 100644
--- a/arch/arm64/kernel/alternative.c
+++ b/arch/arm64/kernel/alternative.c
@@ -196,7 +196,7 @@  static void __apply_alternatives(const struct alt_region *region,
 	}
 }
 
-static void apply_alternatives_vdso(void)
+static void __init apply_alternatives_vdso(void)
 {
 	struct alt_region region;
 	const struct elf64_hdr *hdr;
@@ -220,7 +220,7 @@  static void apply_alternatives_vdso(void)
 	__apply_alternatives(&region, false, &all_capabilities[0]);
 }
 
-static const struct alt_region kernel_alternatives = {
+static const struct alt_region kernel_alternatives __initconst = {
 	.begin	= (struct alt_instr *)__alt_instructions,
 	.end	= (struct alt_instr *)__alt_instructions_end,
 };
@@ -229,7 +229,7 @@  static const struct alt_region kernel_alternatives = {
  * We might be patching the stop_machine state machine, so implement a
  * really simple polling protocol here.
  */
-static int __apply_alternatives_multi_stop(void *unused)
+static int __init __apply_alternatives_multi_stop(void *unused)
 {
 	/* We always have a CPU 0 at this point (__init) */
 	if (smp_processor_id()) {