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    SubjectRe: [PATCH][RFC] Adding information of counts processes acquired how many spinlocks to schedstat
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    From: Ingo Molnar <mingo@elte.hu>
    Subject: Re: [PATCH][RFC] Adding information of counts processes acquired how many spinlocks to schedstat
    Date: Mon, 13 Jul 2009 10:51:19 +0200

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    > Subject: Re: [PATCH][RFC] Adding information of counts processes acquired how many spinlocks to schedstat
    > From: Ingo Molnar <mingo@elte.hu>
    > To: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
    > Cc: a.p.zijlstra@chello.nl, andi@firstfloor.org, fweisbec@gmail.com,
    > acme@redhat.com, linux-kernel@vger.kernel.org,
    > Jason Baron <jbaron@redhat.com>
    > Date: Mon, 13 Jul 2009 10:51:19 +0200
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    >
    > * Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp> wrote:
    >
    > > > Yeah, steve broke it, but then Jason fixed it again, but his
    > > > patches might not have made it in yet.
    > > >
    > > > http://lkml.org/lkml/2009/7/6/313
    > >
    > > Wow! I can obtain lock_acquire with Jason's patch,
    > >
    > > % perf stat -e lockdep:lock_acquire sleep 1
    > >
    > > Performance counter stats for 'sleep 1':
    > >
    > > 1420 lockdep:lock_acquire
    > >
    > > 1.004953591 seconds time elapsed
    > >
    > > I wanted this.
    > > So I don't have nothing to do.., but thanks Jason!
    >
    > I gave some review feedback about those patches, see:
    >
    > http://lkml.org/lkml/2009/7/13/360
    >
    > Once they are addressed we can try them in -tip.

    Thanks! I'll try new features of perfcounters. It's interesting.
    But I told "not found" by lkml.org.
    Is the post you attempted to point http://lkml.org/lkml/2009/7/13/36 ?



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