diff options
Diffstat (limited to 'arch/arm64/kernel/jump_label.c')
| -rw-r--r-- | arch/arm64/kernel/jump_label.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/arch/arm64/kernel/jump_label.c b/arch/arm64/kernel/jump_label.c index 9a8a0ae1e75f..b345425193d2 100644 --- a/arch/arm64/kernel/jump_label.c +++ b/arch/arm64/kernel/jump_label.c @@ -7,10 +7,12 @@ */ #include <linux/kernel.h> #include <linux/jump_label.h> +#include <linux/smp.h> #include <asm/insn.h> +#include <asm/text-patching.h> -void arch_jump_label_transform(struct jump_entry *entry, - enum jump_label_type type) +bool arch_jump_label_transform_queue(struct jump_entry *entry, + enum jump_label_type type) { void *addr = (void *)jump_entry_code(entry); u32 insn; @@ -24,15 +26,10 @@ void arch_jump_label_transform(struct jump_entry *entry, } aarch64_insn_patch_text_nosync(addr, insn); + return true; } -void arch_jump_label_transform_static(struct jump_entry *entry, - enum jump_label_type type) +void arch_jump_label_transform_apply(void) { - /* - * We use the architected A64 NOP in arch_static_branch, so there's no - * need to patch an identical A64 NOP over the top of it here. The core - * will call arch_jump_label_transform from a module notifier if the - * NOP needs to be replaced by a branch. - */ + kick_all_cpus_sync(); } |