2021-10-08 09:14:51

by Jiri Olsa

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Subject: [PATCH 1/8] x86/ftrace: Remove extra orig rax move

There's identical move 2 lines earlier.

Signed-off-by: Jiri Olsa <[email protected]>
---
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