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    SubjectRe: [PATCH] shm: fix a race between shm_exit() and shm_init()
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    On Wed, Aug 3, 2011 at 10:19 AM, Linus Torvalds
    <torvalds@linux-foundation.org> wrote:
    > On Tue, Aug 2, 2011 at 10:05 PM, Marc Zyngier <marc.zyngier@arm.com> wrote:
    >>
    >> Reordering the initcalls seems the easiest solution, but it is still very
    >> fragile...
    >
    > So that's what I tried to do, by making it a "pure_initcall()". Even
    > that didn't seem to be enough according to Manuel.
    >
    > Can you try my patch (that makes just that ipc ns init be a
    > pure_initcall(), together with your hack on top of Andrew's? What is
    > it that happens so early that even pure_initcall() hasn't been done
    > yet?

    I stuck a few printk's in the init path, the first "schedule()" in
    init/main.c::rest_init()
    starts it. I don't know enough kernel (yet) to trace it further, sorry.

    Manuel


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