Commit-ID: 0e72499c3cc0cead32f88b94a02204d2b80768bf Gitweb: https://git.kernel.org/tip/0e72499c3cc0cead32f88b94a02204d2b80768bf Author: Andi Kleen <[email protected]> AuthorDate: Fri, 29 Mar 2019 17:47:41 -0700 Committer: Ingo Molnar <[email protected]> CommitDate: Wed, 8 May 2019 13:13:58 +0200
x86/kprobes: Make trampoline_handler() global and visible This function is referenced from assembler, so in LTO it needs to be global and visible to not be optimized away. Signed-off-by: Andi Kleen <[email protected]> Signed-off-by: Thomas Gleixner <[email protected]> Acked-by: Masami Hiramatsu <[email protected]> Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]> --- arch/x86/kernel/kprobes/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index cf52ee0d8711..9e4fa2484d10 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -768,7 +768,7 @@ static struct kprobe kretprobe_kprobe = { /* * Called from kretprobe_trampoline */ -static __used void *trampoline_handler(struct pt_regs *regs) +__used __visible void *trampoline_handler(struct pt_regs *regs) { struct kprobe_ctlblk *kcb; struct kretprobe_instance *ri = NULL;
