From: Frederic Weisbecker <fweisbec@gmail.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Jiri Olsa <jolsa@redhat.com>,
acme@redhat.com, mingo@elte.hu, paulus@samba.org,
cjashfor@linux.vnet.ibm.com, eranian@google.com,
gorcunov@openvz.org, tzanussi@gmail.com, mhiramat@redhat.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 01/16] perf: Unified API to record selective sets of arch registers
Date: Thu, 7 Jun 2012 12:31:51 +0200 [thread overview]
Message-ID: <20120607103148.GF19842@somewhere.redhat.com> (raw)
In-Reply-To: <1339064963.23343.16.camel@twins>
On Thu, Jun 07, 2012 at 12:29:23PM +0200, Peter Zijlstra wrote:
> On Thu, 2012-06-07 at 11:46 +0200, Frederic Weisbecker wrote:
> >
> > Do you think that compat regs are always a subset of native regs in all
> > archs as in x86? Sounds logic but I'm asking just in case. If so then yeah
> > this should work.
>
> I can't answer this authoritatively but it would seem strange if this
> were not the case. But even if it were so, you could always frob both
> sets in a single space such that the shared registers overlap etc.
Looks good. Let's take that direction then.
next prev parent reply other threads:[~2012-06-07 10:31 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-23 19:31 [RFCv4 00/16] perf: Add backtrace post dwarf unwind Jiri Olsa
2012-05-23 19:32 ` [PATCH 01/16] perf: Unified API to record selective sets of arch registers Jiri Olsa
2012-05-24 9:33 ` Peter Zijlstra
2012-05-24 12:13 ` Stephane Eranian
2012-05-24 12:37 ` Jiri Olsa
2012-05-24 9:43 ` Peter Zijlstra
2012-06-07 9:46 ` Frederic Weisbecker
2012-06-07 10:29 ` Peter Zijlstra
2012-06-07 10:31 ` Frederic Weisbecker [this message]
2012-06-07 10:36 ` Stephane Eranian
2012-05-23 19:32 ` [PATCH 02/16] perf: Add ability to attach registers dump to sample Jiri Olsa
2012-05-24 9:50 ` Peter Zijlstra
2012-05-24 10:06 ` Stephane Eranian
2012-05-24 10:42 ` Peter Zijlstra
2012-05-24 11:52 ` Jiri Olsa
2012-05-25 10:01 ` Peter Zijlstra
2012-06-07 9:56 ` Frederic Weisbecker
2012-05-24 9:51 ` Peter Zijlstra
2012-05-24 9:57 ` Peter Zijlstra
2012-05-23 19:32 ` [PATCH 03/16] perf: Factor __output_copy to be usable with specific copy function Jiri Olsa
2012-05-23 19:32 ` [PATCH 04/16] perf: Add ability to attach user stack dump to sample Jiri Olsa
2012-05-24 10:44 ` Peter Zijlstra
2012-05-24 10:51 ` Peter Zijlstra
2012-05-24 12:16 ` Jiri Olsa
2012-06-07 10:07 ` Frederic Weisbecker
2012-06-07 14:07 ` Jiri Olsa
2012-05-23 19:32 ` [PATCH 05/16] perf: Add attribute to filter out user callchains Jiri Olsa
2012-05-24 10:57 ` Peter Zijlstra
2012-05-23 19:32 ` [PATCH 06/16] perf, tool: Factor DSO symtab types to generic binary types Jiri Olsa
2012-05-23 19:32 ` [PATCH 07/16] perf, tool: Add interface to read DSO image data Jiri Olsa
2012-05-23 19:32 ` [PATCH 08/16] perf, tool: Add '.note' check into search for NOTE section Jiri Olsa
2012-05-23 19:32 ` [PATCH 09/16] perf, tool: Back [vdso] DSO with real data Jiri Olsa
2012-05-23 19:32 ` [PATCH 10/16] perf, tool: Add interface to arch registers sets Jiri Olsa
2012-05-23 19:32 ` [PATCH 11/16] perf, tool: Add libunwind dependency for dwarf cfi unwinding Jiri Olsa
2012-05-23 19:32 ` [PATCH 12/16] perf, tool: Support user regs and stack in sample parsing Jiri Olsa
2012-05-23 19:32 ` [PATCH 13/16] perf, tool: Support for dwarf cfi unwinding on post processing Jiri Olsa
2012-05-23 19:32 ` [PATCH 14/16] perf, tool: Support for dwarf mode callchain on perf record Jiri Olsa
2012-05-23 19:32 ` [PATCH 15/16] perf, tool: Add dso data caching Jiri Olsa
2012-05-23 19:32 ` [PATCH 16/16] perf, tool: Add dso data caching tests Jiri Olsa
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