From: Ingo Molnar <mingo@kernel.org>
To: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: linux-kernel@vger.kernel.org,
Adrian Hunter <adrian.hunter@intel.com>,
Andi Kleen <ak@linux.intel.com>, David Ahern <dsahern@gmail.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Ingo Molnar <mingo@elte.hu>, Jiri Olsa <jolsa@redhat.com>,
Mike Galbraith <efault@gmx.de>, Namhyung Kim <namhyung@gmail.com>,
Paul Mackerras <paulus@samba.org>,
Peter Zijlstra <peterz@infradead.org>,
Stephane Eranian <eranian@google.com>
Subject: Re: [GIT PULL 0/5] perf/urgent fixes
Date: Thu, 12 Sep 2013 07:45:38 +0200 [thread overview]
Message-ID: <20130912054538.GA24785@gmail.com> (raw)
In-Reply-To: <20130911140822.GD1866@ghostprotocols.net>
* Arnaldo Carvalho de Melo <acme@ghostprotocols.net> wrote:
> Em Wed, Sep 11, 2013 at 07:55:03AM +0200, Ingo Molnar escreveu:
> > 16645 perf_event_open(0x1eb7f00, 0xffffffff, 0, 0xffffffff, 0) = -1 EINVAL (Invalid argument)
> >
> > Caused by:
> >
> > 575a9aab0f85 perf tools: Add attr->mmap2 support
> >
> > We must not force mmap2 support to be present on the kernel side - new
> > perf top should work on older kernels just as well.
> >
> > So I've unpulled the tree for now.
>
> yeah, I noticed this late yesterday, made it to work like the fallback
> for perf_event_attr.{sample_id_all,exclude_{guest,host}} and folded that
> into Stephane's patch, with a committer note, to keep things bisectable.
>
> Can you please do a test pull with the updated branch + tag below? If
> you prefer me to do the whole dance and send a regular pull request,
> please let me now.
Pulled, thanks a lot Arnaldo! 'perf top' works fine here now on older
kernels as well.
Ingo
next prev parent reply other threads:[~2013-09-12 5:45 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-10 18:11 Arnaldo Carvalho de Melo
2013-09-10 18:11 ` [PATCH 1/5] perf trace: Handle perf.data files with no tracepoints Arnaldo Carvalho de Melo
2013-09-10 18:11 ` [PATCH 2/5] perf evlist: Fix id pos in perf_evlist__open() Arnaldo Carvalho de Melo
2013-09-10 18:12 ` [PATCH 3/5] perf kvm: Fix sample_type manipulation Arnaldo Carvalho de Melo
2013-09-10 18:12 ` [PATCH 4/5] perf tools: Add attr->mmap2 support Arnaldo Carvalho de Melo
2013-09-10 18:12 ` [PATCH 5/5] perf: Fix up MMAP2 buffer space reservation Arnaldo Carvalho de Melo
2013-09-11 5:46 ` [GIT PULL 0/5] perf/urgent fixes Ingo Molnar
2013-09-11 5:55 ` Ingo Molnar
2013-09-11 14:08 ` Arnaldo Carvalho de Melo
2013-09-12 5:45 ` Ingo Molnar [this message]
2013-12-02 6:58 ` Brian Gitonga Marete
-- strict thread matches above, loose matches on Subject: below --
2018-10-05 16:10 Arnaldo Carvalho de Melo
2018-10-05 16:14 ` Ingo Molnar
2018-07-30 20:50 Arnaldo Carvalho de Melo
2018-07-31 5:51 ` Ingo Molnar
2018-05-14 12:23 Arnaldo Carvalho de Melo
2018-05-15 6:21 ` Ingo Molnar
2017-12-18 14:39 Arnaldo Carvalho de Melo
2017-12-18 17:11 ` Ingo Molnar
2015-12-07 20:06 Arnaldo Carvalho de Melo
2015-12-08 5:09 ` Ingo Molnar
2015-11-13 20:57 Arnaldo Carvalho de Melo
2015-11-18 5:57 ` Ingo Molnar
2015-11-11 21:56 Arnaldo Carvalho de Melo
2015-11-12 6:38 ` Ingo Molnar
2015-09-17 18:54 Arnaldo Carvalho de Melo
2015-09-18 5:46 ` Ingo Molnar
2014-02-13 21:15 Arnaldo Carvalho de Melo
2014-02-22 16:23 ` Ingo Molnar
2013-11-19 20:41 Arnaldo Carvalho de Melo
2013-11-20 13:32 ` Ingo Molnar
2012-04-14 17:03 Arnaldo Carvalho de Melo
2012-04-15 6:04 ` Ingo Molnar
2012-04-05 23:28 Arnaldo Carvalho de Melo
2011-05-27 21:45 Arnaldo Carvalho de Melo
2011-05-28 9:41 ` Ingo Molnar
2011-05-29 14:12 ` Arnaldo Carvalho de Melo
2011-05-29 14:30 ` Ingo Molnar
2011-04-06 11:00 Arnaldo Carvalho de Melo
2011-04-06 11:10 ` Ingo Molnar
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