[PATCH 01/19] x86/ftrace: Remove extra orig rax move
From: Jiri Olsa <jolsa@kernel.org>
Date: 2021-06-05 11:10:49
Also in:
bpf
Subsystem:
function hooks (ftrace), the rest, x86 architecture (32-bit and 64-bit) · Maintainers:
Steven Rostedt, Masami Hiramatsu, Linus Torvalds, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen
There's identical move 2 lines earlier. Signed-off-by: Jiri Olsa <jolsa@kernel.org> --- arch/x86/kernel/ftrace_64.S | 1 - 1 file changed, 1 deletion(-)
diff --git a/arch/x86/kernel/ftrace_64.S b/arch/x86/kernel/ftrace_64.S
index 7c273846c687..a8eb084a7a9a 100644
--- a/arch/x86/kernel/ftrace_64.S
+++ b/arch/x86/kernel/ftrace_64.S@@ -251,7 +251,6 @@ SYM_INNER_LABEL(ftrace_regs_call, SYM_L_GLOBAL) * If ORIG_RAX is anything but zero, make this a call to that. * See arch_ftrace_set_direct_caller(). */ - movq ORIG_RAX(%rsp), %rax testq %rax, %rax SYM_INNER_LABEL(ftrace_regs_caller_jmp, SYM_L_GLOBAL) jnz 1f
--
2.31.1