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    SubjectRe: [PATCH] x86/fpu: drop_fpu() should not assume that tsk == current
    On Mon, Mar 09, 2015 at 06:10:41PM +0100, Oleg Nesterov wrote:
    > drop_fpu() does clear_used_math() and usually this is correct because
    > tsk == current. However switch_fpu_finish()->restore_fpu_checking() is
    > called before it updates the "current_task" variable. If it fails, we

    You mean here "... before __switch_to() updates the current_task ... ",
    I assume?

    --
    Regards/Gruss,
    Boris.

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