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| author | Andi Kleen <ak@linux.intel.com> | 2019-03-29 17:47:41 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-05-08 13:13:58 +0200 |
| commit | 0e72499c3cc0cead32f88b94a02204d2b80768bf (patch) | |
| tree | 6929b469e5c79a2d4ec5783e04bc70c71e34de7c /arch/x86/kernel | |
| parent | 81d30225bc0c246b53270eb90b23cfbb941a186d (diff) | |
| download | linux-0e72499c3cc0cead32f88b94a02204d2b80768bf.tar.gz linux-0e72499c3cc0cead32f88b94a02204d2b80768bf.tar.bz2 linux-0e72499c3cc0cead32f88b94a02204d2b80768bf.zip | |
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 <ak@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Link: https://lkml.kernel.org/r/20190330004743.29541-7-andi@firstfloor.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/kprobes/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
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; |