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From: Adrian Hunter <adrian.hunter@intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	"H . Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org, Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Mathieu Poirier <mathieu.poirier@linaro.org>,
	Leo Yan <leo.yan@linaro.org>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Jiri Olsa <jolsa@redhat.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH V2 00/13] perf/x86: Add perf text poke events
Date: Mon, 24 Feb 2020 15:50:13 +0200	[thread overview]
Message-ID: <80d0902f-0b38-6f03-f4a4-f6d2693d7e25@intel.com> (raw)
In-Reply-To: <20200212124949.3589-1-adrian.hunter@intel.com>

On 12/02/20 2:49 pm, Adrian Hunter wrote:
> Hi
> 
> Here are patches to add a text poke event to record changes to kernel text
> (i.e. self-modifying code) in order to support tracers like Intel PT
> decoding through jump labels, kprobes and ftrace trampolines.
> 
> The first 8 patches make the kernel changes and the subsequent patches are
> tools changes.
> 
> The next 4 patches add support for updating perf tools' data cache
> with the changed bytes.
> 
> The last patch is an Intel PT specific tools change.
> 
> 
> Changes in V2:
> 
>   perf: Add perf text poke event
> 
> 	Separate out x86 changes
> 	The text poke event now has old len and new len
> 	Revised commit message
> 
>   perf/x86: Add support for perf text poke event for text_poke_bp_batch() callers
> 
> 	New patch containing x86 changes from original first patch

Any comments?

  parent reply	other threads:[~2020-02-24 13:51 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-12 12:49 [PATCH V2 00/13] perf/x86: Add perf text poke events Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 01/13] perf: Add perf text poke event Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 02/13] perf/x86: Add support for perf text poke event for text_poke_bp_batch() callers Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 03/13] kprobes: Add symbols for kprobe insn pages Adrian Hunter
2020-02-26 15:21   ` Jiri Olsa
2020-02-28 14:02     ` Adrian Hunter
2020-02-26 15:22   ` Jiri Olsa
2020-02-27  7:13     ` Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 04/13] kprobes: Add perf ksymbol events " Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 05/13] perf/x86: Add perf text poke events for kprobes Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 06/13] ftrace: Add symbols for ftrace trampolines Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 07/13] ftrace: Add perf ksymbol events " Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 08/13] ftrace: Add perf text poke " Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 09/13] perf kcore_copy: Fix module map when there are no modules loaded Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 10/13] perf evlist: Disable 'immediate' events last Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 11/13] perf tools: Add support for PERF_RECORD_TEXT_POKE Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 12/13] perf tools: Add support for PERF_RECORD_KSYMBOL_TYPE_OOL Adrian Hunter
2020-02-12 12:49 ` [PATCH V2 13/13] perf intel-pt: Add support for text poke events Adrian Hunter
2020-02-24 13:50 ` Adrian Hunter [this message]
2020-02-24 14:03   ` [PATCH V2 00/13] perf/x86: Add perf " Jiri Olsa

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