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    SubjectRe: [PATCH 1/1] x86/fpu: x86/fpu: avoid math_state_restore() without used_math() in __restore_xstate_sig()
    On Mon, Mar 09, 2015 at 03:34:36PM +0100, Oleg Nesterov wrote:
    > The patch only fixes the problem with irqs disabled, I tested this.
    >
    > The problem with fpu_init/XRSTORS is another thing...

    Yet another thing?! Oh boy.

    So first Dave reported the #GP, which got fixed by Quentin's patch.
    After it, it triggered the rwsem.c bug above. If this patch fixes it,
    what is the third problem?

    --
    Regards/Gruss,
    Boris.

    ECO tip #101: Trim your mails when you reply.
    --


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