From: Steven Rostedt <rostedt@goodmis.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux Next Mailing List <linux-next@vger.kernel.org>,
mhiramat@kernel.org, ast@kernel.org, hjl.tools@gmail.com,
rick.p.edgecombe@intel.com, rppt@kernel.org,
linux-toolchains@vger.kernel.org, Andrew.Cooper3@citrix.com,
ndesaulniers@google.com
Subject: Re: linux-next: build warnings after merge of the tip tree
Date: Mon, 21 Mar 2022 12:45:51 -0400 [thread overview]
Message-ID: <20220321124551.3d73660b@gandalf.local.home> (raw)
In-Reply-To: <YjiqgPL+pPGkOgCv@hirez.programming.kicks-ass.net>
On Mon, 21 Mar 2022 17:40:32 +0100
Peter Zijlstra <peterz@infradead.org> wrote:
> func_B:
> call __fentry__ /* push func_B */
> ...
> call __fexit__ /* pop 1 + tails */
> ret
>
> func_A:
> call __fentry__ /* push func_A */
> ...
> call __ftail__ /* mark func_A tail */
> jmp func_B
>
> func_C:
> call __fentry__ /* push func_C */
> call func_A;
> ...
> call __fexit__ /* pop 1 + tails */
> ret;
This also assumes that we need to trace everything that is marked. I
mentioned in another email, what do we do if we only trace funcA?
-- Steve
next prev parent reply other threads:[~2022-03-21 16:46 UTC|newest]
Thread overview: 93+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-21 3:03 linux-next: build warnings after merge of the tip tree Stephen Rothwell
2022-03-21 12:55 ` Peter Zijlstra
2022-03-21 13:04 ` Peter Zijlstra
2022-03-21 13:08 ` Peter Zijlstra
2022-03-21 13:45 ` Peter Zijlstra
2022-03-21 14:19 ` Mark Rutland
2022-03-21 15:28 ` Peter Zijlstra
2022-03-21 15:45 ` Peter Zijlstra
2022-03-21 16:37 ` Linus Torvalds
2022-03-21 16:44 ` Peter Zijlstra
2022-03-21 16:52 ` Linus Torvalds
2022-03-21 22:05 ` Stephen Rothwell
2022-03-21 22:12 ` Alexei Starovoitov
2022-03-21 22:46 ` Stephen Rothwell
2022-03-21 22:50 ` Alexei Starovoitov
2022-03-21 22:55 ` Steven Rostedt
2022-03-22 4:51 ` Masami Hiramatsu
2022-03-22 4:53 ` Alexei Starovoitov
2022-03-22 7:42 ` Peter Zijlstra
2022-03-22 4:38 ` Masami Hiramatsu
2022-03-21 15:28 ` Steven Rostedt
2022-03-21 16:04 ` Peter Zijlstra
2022-03-21 16:12 ` Steven Rostedt
2022-03-21 16:15 ` Steven Rostedt
2022-03-21 16:22 ` Steven Rostedt
2022-03-21 16:39 ` Steven Rostedt
2022-03-21 16:40 ` Peter Zijlstra
2022-03-21 16:45 ` Steven Rostedt [this message]
2022-03-21 16:50 ` Peter Zijlstra
2022-03-21 16:54 ` Steven Rostedt
2022-03-22 7:54 ` Peter Zijlstra
2022-03-22 13:12 ` Steven Rostedt
2022-03-22 14:35 ` Peter Zijlstra
2022-03-22 15:04 ` Steven Rostedt
2022-03-22 15:19 ` Peter Zijlstra
2022-03-22 15:48 ` Peter Zijlstra
2022-03-22 16:17 ` Steven Rostedt
2022-03-23 2:23 ` Masami Hiramatsu
2022-03-23 2:42 ` Steven Rostedt
2022-03-23 6:28 ` Masami Hiramatsu
2022-03-22 14:25 ` Masami Hiramatsu
2022-03-21 16:48 ` Peter Zijlstra
2022-03-22 5:31 ` Masami Hiramatsu
2022-03-22 8:08 ` Peter Zijlstra
2022-03-22 9:14 ` Masami Hiramatsu
2022-03-22 12:07 ` Peter Zijlstra
2022-03-22 12:17 ` Peter Zijlstra
2022-03-22 12:46 ` Masami Hiramatsu
2022-03-22 13:22 ` Steven Rostedt
2022-03-22 13:15 ` Mark Rutland
2022-03-22 13:51 ` Masami Hiramatsu
2022-03-22 10:46 ` Peter Zijlstra
2022-03-22 10:59 ` Peter Zijlstra
-- strict thread matches above, loose matches on Subject: below --
2024-02-02 3:59 Stephen Rothwell
2023-12-01 0:29 Stephen Rothwell
2023-12-01 12:09 ` Uros Bizjak
2023-12-04 4:08 ` Stephen Rothwell
2023-12-04 7:02 ` Uros Bizjak
2023-12-11 5:19 ` Stephen Rothwell
2023-12-11 7:06 ` Uros Bizjak
2023-06-02 3:12 Stephen Rothwell
2022-11-21 7:41 Stephen Rothwell
2022-05-20 7:49 Stephen Rothwell
2022-04-27 0:10 Stephen Rothwell
2022-04-27 11:31 ` Borislav Petkov
2022-04-27 13:43 ` Tom Lendacky
2022-03-22 3:51 Stephen Rothwell
2022-03-22 21:52 ` Peter Zijlstra
2022-03-22 23:11 ` Stephen Rothwell
2021-12-17 3:40 Stephen Rothwell
2022-01-21 23:58 ` Stephen Rothwell
2022-03-15 2:32 ` Stephen Rothwell
2022-04-04 3:26 ` Stephen Rothwell
2021-10-12 10:20 Stephen Rothwell
2021-10-12 13:58 ` André Almeida
2020-11-30 7:05 Stephen Rothwell
2020-11-30 10:17 ` Borislav Petkov
2020-11-30 21:56 ` Ernst, Justin
2020-11-30 22:18 ` Borislav Petkov
2020-11-23 7:19 Stephen Rothwell
2020-11-23 23:03 ` Jarkko Sakkinen
2017-11-02 2:53 Stephen Rothwell
2017-11-03 21:00 ` Masami Hiramatsu
2017-11-04 8:01 ` Ingo Molnar
2017-11-04 12:16 ` Masami Hiramatsu
2017-11-13 11:31 ` Stephen Rothwell
2017-06-23 4:19 Stephen Rothwell
2016-07-14 3:49 Stephen Rothwell
2016-07-14 3:37 Stephen Rothwell
2016-07-14 4:18 ` Stephen Rothwell
2012-10-12 5:11 Stephen Rothwell
2011-01-31 4:27 Stephen Rothwell
2011-01-31 5:08 ` Jaswinder Singh
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