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    SubjectRe: [Patch 1/2] ia32: use generic sys_pipe()
    On Sat, Sep 12, 2009 at 02:30:14PM +0100, Al Viro wrote:
    > On Tue, Aug 04, 2009 at 02:24:32PM +0200, Ingo Molnar wrote:
    > > Please _ALWAYS_ mention the change in behavior in the changelog,
    > > just in case someone ends up bisecting it. I only found out when i
    > > reviewed the two syscalls out of caution.


    > > The generic version looks like the better choice to me but this
    > > difference should be mentioned in the changelog nevertheless, just
    > > in case some buggy app runs into this issue.
    > It's not a matter of QOI, actually - sys32_pipe() is supposed to do what
    > sys_pipe() would do on i386 host. So any difference in handling of an
    > error case is simply wrong.
    > Whether we want those sys_close() in sys_pipe() or not is a separate
    > question, but we definitely want the same behaviour when 32bit process is
    > run natively and when it's run on amd64. So sys32_pipe() has no business
    > existing at all.

    PS: said that, mentioning the change in commit message is a Good Idea(tm),

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