From: Paul Mackerras <paulus@samba.org>
To: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>, Anton Blanchard <anton@samba.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
a.p.zijlstra@chello.nl, mingo@kernel.org,
cjashfor@linux.vnet.ibm.com, fweisbec@gmail.com,
eranian@google.com, gorcunov@openvz.org, tzanussi@gmail.com,
robert.richter@amd.com, fche@redhat.com,
linux-kernel@vger.kernel.org, masami.hiramatsu.pt@hitachi.com,
drepper@gmail.com, asharma@fb.com,
benjamin.redelings@nescent.org
Subject: Re: [PATCH 01/17] perf: Unified API to record selective sets of arch registers
Date: Mon, 30 Jul 2012 08:45:52 +1000 [thread overview]
Message-ID: <20120729224552.GA21364@bloggs.ozlabs.ibm.com> (raw)
In-Reply-To: <20120726175104.GA27546@infradead.org>
On Thu, Jul 26, 2012 at 02:51:04PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Sun, Jul 22, 2012 at 02:14:24PM +0200, Jiri Olsa escreveu:
> > This brings a new API to help the selective dump of registers on
> > event sampling, and its implementation for x86 arch.
> >
> > Added HAVE_PERF_REGS config option to determine if the architecture
> > provides perf registers ABI.
> >
> > The information about desired registers will be passed in u64 mask.
> > It's up to the architecture to map the registers into the mask bits.
> >
> > For the x86 arch implementation, both 32 and 64 bit registers
> > bits are defined within single enum to ensure 64 bit system can
> > provide register dump for compat task if needed in the future.
>
>
> Anton, Paul, Ben,
>
> Does this look OK for PPC?
Yes, it looks fine. I assume we only want integer regs here, not
floating-point or vector regs.
Paul.
next prev parent reply other threads:[~2012-07-29 22:53 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-22 12:14 [PATCHv7 00/17] perf: Add backtrace post dwarf unwind Jiri Olsa
2012-07-22 12:14 ` [PATCH 01/17] perf: Unified API to record selective sets of arch registers Jiri Olsa
2012-07-25 16:12 ` Frederic Weisbecker
2012-07-26 17:51 ` Arnaldo Carvalho de Melo
2012-07-29 22:45 ` Paul Mackerras [this message]
2012-07-22 12:14 ` [PATCH 02/17] perf: Add ability to attach user level registers dump to sample Jiri Olsa
2012-07-25 16:13 ` Frederic Weisbecker
2012-07-25 17:00 ` Arnaldo Carvalho de Melo
2012-07-25 17:39 ` Stephane Eranian
2012-07-25 18:27 ` Jiri Olsa
2012-07-26 17:42 ` Stephane Eranian
2012-07-26 17:58 ` Jiri Olsa
2012-07-22 12:14 ` [PATCH 03/17] perf, x86: Add copy_from_user_nmi_nochk for best effort copy Jiri Olsa
2012-07-25 16:11 ` Frederic Weisbecker
2012-07-25 17:16 ` Jiri Olsa
2012-07-25 17:25 ` Frederic Weisbecker
2012-07-25 17:30 ` Jiri Olsa
2012-07-25 17:35 ` Frederic Weisbecker
2012-08-02 18:47 ` Andy Lutomirski
2012-08-03 11:12 ` Jiri Olsa
2012-07-22 12:14 ` [PATCH 04/17] perf: Factor __output_copy to be usable with specific copy function Jiri Olsa
2012-07-22 12:14 ` [PATCH 05/17] perf: Add perf_output_skip function to skip bytes in sample Jiri Olsa
2012-07-22 12:14 ` [PATCH 06/17] perf: Add ability to attach user stack dump to sample Jiri Olsa
2012-07-25 16:36 ` Frederic Weisbecker
2012-07-25 17:03 ` Jiri Olsa
2012-07-22 12:14 ` [PATCH 07/17] perf: Add attribute to filter out callchains Jiri Olsa
2012-07-22 12:14 ` [PATCH 08/17] perf, tool: Adding PERF_ATTR_SIZE_VER2 to the header swap check Jiri Olsa
2012-07-22 12:14 ` [PATCH 09/17] perf, tool: Factor DSO symtab types to generic binary types Jiri Olsa
2012-07-25 19:24 ` [tip:perf/core] perf symbols: " tip-bot for Jiri Olsa
2012-07-22 12:14 ` [PATCH 10/17] perf, tool: Add interface to read DSO image data Jiri Olsa
2012-07-25 19:25 ` [tip:perf/core] perf symbols: " tip-bot for Jiri Olsa
2012-07-22 12:14 ` [PATCH 11/17] perf, tool: Add interface to arch registers sets Jiri Olsa
2012-07-22 12:14 ` [PATCH 12/17] perf, tool: Add libunwind dependency for dwarf cfi unwinding Jiri Olsa
2012-07-22 12:14 ` [PATCH 13/17] perf, tool: Support user regs and stack in sample parsing Jiri Olsa
2012-07-22 12:14 ` [PATCH 14/17] perf, tool: Support for dwarf cfi unwinding on post processing Jiri Olsa
2012-07-25 17:05 ` Frederic Weisbecker
2012-07-25 17:16 ` Arnaldo Carvalho de Melo
2012-07-25 17:21 ` Frederic Weisbecker
2012-07-22 12:14 ` [PATCH 15/17] perf, tool: Support for dwarf mode callchain on perf record Jiri Olsa
2012-07-22 12:14 ` [PATCH 16/17] perf, tool: Add dso data caching Jiri Olsa
2012-07-25 17:11 ` Frederic Weisbecker
2012-07-25 19:26 ` [tip:perf/core] perf symbols: " tip-bot for Jiri Olsa
2012-07-22 12:14 ` [PATCH 17/17] perf, tool: Add dso data caching tests Jiri Olsa
2012-07-25 19:28 ` [tip:perf/core] perf test: " tip-bot for Jiri Olsa
2012-07-25 17:15 ` [PATCHv7 00/17] perf: Add backtrace post dwarf unwind Frederic Weisbecker
2012-07-25 17:19 ` Ingo Molnar
-- strict thread matches above, loose matches on Subject: below --
2012-05-02 11:37 [RFCv3 " Jiri Olsa
2012-05-02 11:37 ` [PATCH 01/17] perf: Unified API to record selective sets of arch registers Jiri Olsa
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