From: Stefan Hajnoczi <stefanha@gmail.com>
To: vandersonmr <vandersonmr2@gmail.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v2 0/2] Integrating qemu to Linux Perf
Date: Mon, 2 Sep 2019 10:41:32 +0100 [thread overview]
Message-ID: <20190902094132.GF9069@stefanha-x1.localdomain> (raw)
In-Reply-To: <20190830121903.17585-1-vandersonmr2@gmail.com>
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On Fri, Aug 30, 2019 at 09:19:01AM -0300, vandersonmr wrote:
> This patch is part of Google Summer of Code (GSoC) 2019.
> More about the project can be found in:
> https://wiki.qemu.org/Internships/ProjectIdeas/TCGCodeQuality
>
> This adds --perf command-line option to dump Linux Perf
> jitdump files. These files are used to enhant Perf report
> and to be able to analyze and dump JITed code with perf.
>
> Example of use:
> perf record -k 1 qemu-x86_64 -perf ./a.out
> perf inject -j -i perf.data -o perf.data.jitted
> perf report -i perf.data.jitted
Please include a changelog in the future so reviewers know what to look
out for in this new revision. For example:
v2:
* Fix foo in bar() [Bob]
(where Bob is the reviewer who requested the change)
> vandersonmr (2):
> accel/tcg: adding integration with linux perf
> tb-stats: adding TBStatistics info into perf dump
>
> accel/tcg/Makefile.objs | 1 +
> accel/tcg/perf/Makefile.objs | 1 +
> accel/tcg/perf/jitdump.c | 206 +++++++++++++++++++++++++++++++++++
> accel/tcg/perf/jitdump.h | 36 ++++++
> accel/tcg/translate-all.c | 14 +++
> include/qemu-common.h | 3 +
> linux-user/main.c | 7 ++
> os-posix.c | 3 +
> qemu-options.hx | 11 ++
> 9 files changed, 282 insertions(+)
> create mode 100644 accel/tcg/perf/Makefile.objs
> create mode 100644 accel/tcg/perf/jitdump.c
> create mode 100644 accel/tcg/perf/jitdump.h
>
> --
> 2.22.0
>
>
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prev parent reply other threads:[~2019-09-02 9:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-30 12:19 [Qemu-devel] [PATCH v2 0/2] Integrating qemu to Linux Perf vandersonmr
2019-08-30 12:19 ` [Qemu-devel] [PATCH v2 1/2] accel/tcg: adding integration with linux perf vandersonmr
2019-09-02 10:07 ` Stefan Hajnoczi
2019-10-02 18:55 ` Alex Bennée
2019-08-30 12:19 ` [Qemu-devel] [PATCH v2 2/2] tb-stats: adding TBStatistics info into perf dump vandersonmr
2019-09-02 9:41 ` Stefan Hajnoczi [this message]
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