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    From
    SubjectRe: Linux 2.6.25-rc4
    Date
    On Monday 10 March 2008, Anders Eriksson wrote:
    >
    > aeriksson@fastmail.fm said:
    > > torvalds@linux-foundation.org said:
    > >> I think we do want the bisect run here.
    > >> My worry is that this is likely very timing-sensitive, so when it starts
    > >> failing it might not be because of the commit that actually introduces the
    > >> bug, but because some other timing changed, but with some luck that won't
    > >> be the case.
    >
    > > I'm on it. Slow machine. Household's router, 4000 versions to go...
    >
    > The bisect came up with this:
    >
    > 18a056feccabdfa9764016a615121b194828bc72 is first bad commit
    > commit 18a056feccabdfa9764016a615121b194828bc72

    Hmm, this is the first commit _after_ the previous "guilty"
    commit 852738f39258deafb3d89c187cb1a4050820d555 so it just
    can't be the "real bad" one...

    > Author: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
    > Date: Sat Jan 26 20:13:12 2008 +0100
    >
    > ide: don't enable local IRQs for PIO-in in driver_cmd_intr() (take 2)
    >
    > Don't enable local IRQs for PIO-in protocol in driver_cmd_intr().
    >
    > While at it:
    >
    > * Remove redundant rq->cmd_type check.
    >
    > * Read status register after enabling local IRQs for no-data protocol.
    >
    > v2:
    > * Re-add DRQ=1 check lost in v1 (noticed by Sergei).
    >
    > Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
    > Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
    >
    > :040000 040000 5fb514a261b13494c5e9c035f9e7598276ce8839 0fda2eb7d96335061741d7f54ed3e05ca34ac5b8 M drivers


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