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    SubjectRe: [PATCH v2 1/4] fork: move the real prepare_to_copy() users to arch_dup_task_struct()
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    On Thu, 2012-05-10 at 16:33 -0700, Suresh Siddha wrote:
    > Historical prepare_to_copy() is mostly a no-op, duplicated for majority of
    > the architectures and the rest following the x86 model of flushing the extended
    > register state like fpu there.
    >
    > Remove it and use the arch_dup_task_struct() instead.
    >
    > Suggested-by: Oleg Nesterov <oleg@redhat.com>
    > Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
    > Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
    > Cc: David Howells <dhowells@redhat.com>
    > Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com>

    For the powerpc part:

    Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

    Cheers,
    Ben.





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