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    SubjectRe: [PATCH] Use correct byte-sized register constraint in __xchg_op()
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    On Tue, Apr 3, 2012 at 8:37 PM, Josh Boyer <jwboyer@gmail.com> wrote:
    > On Mon, Apr 2, 2012 at 7:15 PM, Jeremy Fitzhardinge <jeremy@goop.org> wrote:
    >> x86-64 can access the low half of any register, but i386 can only do
    >> it with a subset of registers.  'r' causes compilation failures on i386,
    >> but 'q' expresses the constraint properly.
    >>
    >> Signed-off-by: Jeremy Fitzhardinge <jeremy@goop.org>
    >> Reported-by: Leigh Scott <leigh123linux@googlemail.com>
    >> Tested-by: Thomas Reitmayr <treitmayr@devbase.at>
    >
    > This should be CC'd to stable, given the bug shows up in 3.3, right?

    Er.. this patch seems to have been lost in limbo. Is anyone following
    up on it?

    josh
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