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    SubjectRe: [PATCH] Fix congestion_wait() sync/async vs read/write confusion
    Date
    On Wednesday 08 July 2009, Jens Axboe wrote:
    > Hi,
    >
    > This one isn't great, we currently have broken congestion wait logic in
    > the kernel. 2.6.30 is impacted as well, so this patch should go to
    > stable too once it's in -git. I'll let this one simmer until tomorrow,
    > then ask Linus to pull it. The offending commit breaking this is
    > 1faa16d22877f4839bd433547d770c676d1d964c.
    >
    > Meanwhile, it could potentially cause buffered writeout slowdowns in the
    > kernel. Perhaps the 2.6.30 regression in that area is caused by this?
    > Would be interesting if the submitter could test. I can't find the list,
    > CC'ing Rafael.

    Thanks, but I'm not sure which one do you mean in particular.
    http://bugzilla.kernel.org/show_bug.cgi?id=13408 looks like it might be
    somewhat related.

    The complete list is at http://lkml.org/lkml/2009/7/6/383 .

    Best,
    Rafael


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