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    SubjectRe: 2.6.17-rc4-mm3 cfq oops->panic w. fs damage
    On Mon, May 29 2006, Mike Galbraith wrote:
    > On Sun, 2006-05-28 at 10:24 +0200, Mike Galbraith wrote:
    > > On Sun, 2006-05-28 at 10:03 +0200, Mike Galbraith wrote:
    > >
    > > > Yup, mm3 makes reliable kaboom.
    > > >
    > > > I suppose the first thing to do is see if it's cfq, and then maybe toss
    > > > a dart at the patch list.
    > >
    > > That was too easy. It's git-cfq.patch.
    >
    > Too easy indeed.
    >
    > After staring at these changes, and not having anything poke me in the
    > eye that looked like it might cause list corruption, I decided to try
    > them in a different kernel. I put them into 2.6.16-rt25, and there they
    > work peachy. A diff of 2.6.16-rt25+git-cfq.patch->2.6.17-rc4-mm3 shows
    > what I was expecting (locking changes), but it's embedded in ~1000 lines
    > of diff, and doesn't look particularly trivial.
    >
    > Hi Jens <punt> :)

    I'm suspecting a recent -mm change, since git-cfq hasn't changed in
    quite a while and it used to work just fine. Can you pass me the diff
    you generated?

    --
    Jens Axboe

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