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    SubjectRe: user-space command "ipcs" seems broken on 2.6.18.1
    On 30/10/06, Jesper Juhl <jesper.juhl@gmail.com> wrote:
    > On 30/10/06, Metathronius Galabant <m.galabant@googlemail.com> wrote:
    > > > Can you identify the latest kernel where it works OK?
    > >
    > > I can't reproduce that behaviour on another SMP machine with the same
    > > kernel-config for 2.6.18.1 (only storage and network device drivers
    > > differ).
    > > The affected one is a production machine I can't use to test, and
    > > furthermore the only one I've got of that series.
    > >
    > Ok, can you then at least tell us what the latest kernel you have used
    > that was OK was?
    > Just to try and narrow things down a bit.
    >
    > > Has to wait until the weekend. Any remote clue so I know where to look?
    >
    > Well, with a simple good/bad test case like you have, the obvious
    > thing to do would be to find a resonably new kernel that's good and
    > one that's bad and then do a git bisection search to find the exact
    > commit that broke things for you. Short of that, narrowing it down to
    > a released version, a -rc or -git snapshot is also good.
    >
    > You could also start browsing through changelogs looking for changes
    > to IPC and then try revert patches that look likely. But git bisect
    > is probably a lot easier.
    >
    Ohh and btw, testing the latest -rc (and/or -git snapshot) kernel is
    also useful, to see if the bug has already been fixed in what is to
    become 2.6.19 eventually.

    --
    Jesper Juhl <jesper.juhl@gmail.com>
    Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html
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