From: Adrian Hunter <adrian.hunter@intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
linux-kernel@vger.kernel.org,
Andy Lutomirski <luto@amacapital.net>,
"H. Peter Anvin" <hpa@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@gmail.com>,
Paul Mackerras <paulus@samba.org>
Subject: Re: [PATCH] perf: Fix missing vdso name in mmap events for x86
Date: Tue, 15 Jul 2014 14:17:32 +0300 [thread overview]
Message-ID: <53C50DCC.9020000@intel.com> (raw)
In-Reply-To: <20140715110852.GI6758@twins.programming.kicks-ass.net>
On 07/15/2014 02:08 PM, Peter Zijlstra wrote:
> On Tue, Jul 15, 2014 at 01:24:04PM +0300, Adrian Hunter wrote:
>> Commit 78d683e838a60ec4ba4591cca4364cba84a9e626
>> added vm_ops->name as an alternative to arch_vma_name
>> but did not update perf events use of arch_vma_name().
>>
>> Commit a62c34bd2a8a3f159945becd57401e478818d51c
>> removed "[vdso]" as a name returned by the x86 version of
>> arch_vma_name(), so the perf event for the vdso mapping
>> no longer had the correct name.
>>
>> Fix by making perf events also use vm_ops->name.
>>
>> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
>
> I've already got:
> http://lkml.kernel.org/r/1405353439-14211-1-git-send-email-jolsa@kernel.org
>
Sorry, didn't see that.
prev parent reply other threads:[~2014-07-15 11:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-15 10:24 [PATCH] perf: Fix missing vdso name in mmap events for x86 Adrian Hunter
2014-07-15 11:08 ` Peter Zijlstra
2014-07-15 11:17 ` Adrian Hunter [this message]
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