From: Joerg Roedel <joerg.roedel@amd.com>
To: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>,
Namhyung Kim <namhyung@gmail.com>, <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@elte.hu>, Andi Kleen <andi@firstfloor.org>,
Anshuman Khandual <khandual@linux.vnet.ibm.com>,
Arun Sharma <asharma@fb.com>,
Corey Ashford <cjashfor@linux.vnet.ibm.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Jason Wang <jasowang@redhat.com>, Jiri Olsa <jolsa@redhat.com>,
Lin Ming <ming.m.lin@intel.com>,
Paul Mackerras <paulus@samba.org>,
Peter Zijlstra <peterz@infradead.org>,
Roberto Agostino Vitillo <ravitillo@lbl.gov>,
Robert Richter <robert.richter@amd.com>,
Stephane Eranian <eranian@google.com>,
Thomas Gleixner <tglx@linutronix.de>,
Vince Weaver <vweaver1@eecs.utk.edu>, <arnaldo.melo@gmail.com>,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: Re: [GIT PULL 00/16] perf/core improvements and fixes
Date: Tue, 14 Feb 2012 11:50:18 +0100 [thread overview]
Message-ID: <20120214105018.GV22598@amd.com> (raw)
In-Reply-To: <4F39EFBB.2010301@gmail.com>
On Mon, Feb 13, 2012 at 10:23:07PM -0700, David Ahern wrote:
> On 2/13/12 10:10 PM, Namhyung Kim wrote:
> >>
> >
> >It happened because I used old kernel version that isn't aware of the
> >exclude_guest bit. So the check on attr->__reserved_1 in
> >core.c::perf_copy_attr() failed and then ended up seeing EINVAL at
> >perf_evsel__open().
>
> comes back to 1aed2671738785e8f5aea663a6fda91aa7ef59b5 again. See
>
> https://lkml.org/lkml/2012/2/8/234
Grr. I totally forgot that issue. Is there some way to detect the perf
kernel-features? Otherwise the only fix seems to be to drop the patch
changing the default. The crashes should be fixed by the other patch
already.
Joerg
--
AMD Operating System Research Center
Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach
General Managers: Alberto Bozzo
Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632
next prev parent reply other threads:[~2012-02-14 10:50 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-14 1:52 [GIT PULL 00/16] perf/core improvements and fixes Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 01/16] perf tools: fix endianness detection in perf.data Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 02/16] perf record: No build id option fails Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 03/16] perf tools: Fix build dependency of perf python extension Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 04/16] perf tools: Fix out of tree compiles Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 05/16] perf tools: Allow multiple threads or processes in record, stat, top Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 06/16] perf top: Don't process samples with no valid machine object Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 07/16] perf tools: Change perf_guest default back to false Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 08/16] perf tools: Implement islower/isupper macro into util.h Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 09/16] perf tools: ctype.c only wants util.h Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 10/16] perf tools: Get rid of ctype.h in symbol.c Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 11/16] perf tools: Remove unused functions from debugfs object Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 12/16] perf tools: Add sysfs mountpoint interface Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 13/16] perf tools: Add bitmap_or function into bitmap object Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 14/16] perf tools: Moving code in header.c Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 15/16] perf tools: Factor out feature op to process header sections Arnaldo Carvalho de Melo
2012-02-14 1:52 ` [PATCH 16/16] perf tools: cleanup initialization of attr->size Arnaldo Carvalho de Melo
2012-02-14 2:50 ` [GIT PULL 00/16] perf/core improvements and fixes Namhyung Kim
2012-02-14 3:07 ` Namhyung Kim
2012-02-14 5:10 ` Namhyung Kim
2012-02-14 5:23 ` David Ahern
2012-02-14 5:48 ` Namhyung Kim
2012-02-14 5:52 ` David Ahern
2012-02-14 5:58 ` Namhyung Kim
2012-02-14 10:50 ` Joerg Roedel [this message]
2012-02-14 13:10 ` Arnaldo Carvalho de Melo
2012-02-14 14:38 ` Arnaldo Carvalho de Melo
2012-02-14 15:10 ` Joerg Roedel
2012-02-14 16:11 ` Arnaldo Carvalho de Melo
-- strict thread matches above, loose matches on Subject: below --
2019-01-04 18:33 Arnaldo Carvalho de Melo
2019-01-08 15:32 ` Ingo Molnar
2016-07-05 0:38 Arnaldo Carvalho de Melo
2016-07-05 10:14 ` Ingo Molnar
2016-01-29 21:17 Arnaldo Carvalho de Melo
2016-02-03 10:02 ` Ingo Molnar
2015-12-14 17:44 Arnaldo Carvalho de Melo
2015-10-05 21:03 Arnaldo Carvalho de Melo
2015-10-06 7:09 ` Ingo Molnar
2015-09-30 21:54 Arnaldo Carvalho de Melo
2015-10-01 7:05 ` Ingo Molnar
2015-08-25 16:14 Arnaldo Carvalho de Melo
2015-08-26 13:39 ` Arnaldo Carvalho de Melo
2015-04-07 16:40 Arnaldo Carvalho de Melo
2014-11-19 16:03 Arnaldo Carvalho de Melo
2014-11-20 7:33 ` Ingo Molnar
2014-08-22 16:29 Arnaldo Carvalho de Melo
2014-08-24 10:11 ` Ingo Molnar
2014-08-24 11:16 ` Arnaldo Carvalho de Melo
2014-08-24 14:47 ` Ingo Molnar
2014-03-14 21:29 Arnaldo Carvalho de Melo
2014-03-18 8:24 ` Ingo Molnar
2013-11-18 20:27 Arnaldo Carvalho de Melo
2013-10-23 20:57 Arnaldo Carvalho de Melo
2013-10-24 6:52 ` Ingo Molnar
2011-09-29 22:47 Arnaldo Carvalho de Melo
2011-10-04 7:57 ` Ingo Molnar
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