From: Jiri Olsa <jolsa@redhat.com>
To: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andriin@fb.com>
Subject: [PATCH 1/8] x86/ftrace: Remove extra orig rax move
Date: Fri, 8 Oct 2021 11:13:29 +0200 [thread overview]
Message-ID: <20211008091336.33616-2-jolsa@kernel.org> (raw)
In-Reply-To: <20211008091336.33616-1-jolsa@kernel.org>
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
next prev parent reply other threads:[~2021-10-08 9:13 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-08 9:13 [PATCHv2 0/8] x86/ftrace: Add direct batch interface Jiri Olsa
2021-10-08 9:13 ` Jiri Olsa [this message]
2021-10-08 9:13 ` [PATCH 2/8] x86/ftrace: Remove fault protection code in prepare_ftrace_return Jiri Olsa
2021-10-08 9:13 ` [PATCH 3/8] x86/ftrace: Make function graph use ftrace directly Jiri Olsa
2021-10-08 9:13 ` [PATCH 4/8] tracing: Add trampoline/graph selftest Jiri Olsa
2021-10-08 9:13 ` [PATCH 5/8] ftrace: Add ftrace_add_rec_direct function Jiri Olsa
2021-10-08 9:13 ` [PATCH 6/8] ftrace: Add multi direct register/unregister interface Jiri Olsa
2021-10-08 9:13 ` [PATCH 7/8] ftrace: Add multi direct modify interface Jiri Olsa
2021-10-14 20:28 ` Steven Rostedt
2021-10-15 12:05 ` Jiri Olsa
2021-10-15 14:05 ` Steven Rostedt
2021-10-16 11:39 ` Jiri Olsa
2021-10-19 2:10 ` Steven Rostedt
2021-10-19 13:19 ` Jiri Olsa
2021-10-19 13:26 ` Jiri Olsa
2021-10-19 13:32 ` Steven Rostedt
2021-10-19 14:03 ` Jiri Olsa
2021-10-19 14:44 ` Steven Rostedt
2021-10-19 14:47 ` Jiri Olsa
2021-10-08 9:13 ` [PATCH 8/8] ftrace/samples: Add multi direct interface test module Jiri Olsa
2021-10-26 19:23 ` Guenter Roeck
2021-10-26 19:29 ` Steven Rostedt
2021-10-13 9:01 ` [PATCHv2 0/8] x86/ftrace: Add direct batch interface Heiko Carstens
2021-10-13 12:25 ` Jiri Olsa
-- strict thread matches above, loose matches on Subject: below --
2021-08-31 9:50 [PATCH " Jiri Olsa
2021-08-31 9:50 ` [PATCH 1/8] x86/ftrace: Remove extra orig rax move Jiri Olsa
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20211008091336.33616-2-jolsa@kernel.org \
--to=jolsa@redhat.com \
--cc=andriin@fb.com \
--cc=ast@kernel.org \
--cc=bpf@vger.kernel.org \
--cc=daniel@iogearbox.net \
--cc=linux-kernel@vger.kernel.org \
--cc=rostedt@goodmis.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.