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    SubjectRe: [PATCH 1/3] ptrace_init_task: initialize child->jobctl explicitly
    On Fri, Jul 08, 2011 at 07:13:39PM +0200, Oleg Nesterov wrote:
    > new_child->jobctl is not initialized during the fork, it is copied
    > from parent->jobctl. Currently this is harmless, the forking task
    > is running and copy_process() can't succeed if signal_pending() is
    > true, so only JOBCTL_STOP_DEQUEUED can be copied. Still this is a
    > bit fragile, it would be more clean to set ->jobctl = 0 explicitly.
    >
    > Also, check ->ptrace != 0 instead of PT_PTRACED, move the
    > CONFIG_HAVE_HW_BREAKPOINT code up.
    >
    > Signed-off-by: Oleg Nesterov <oleg@redhat.com>

    Acked-by: Tejun Heo <tj@kernel.org>

    Thanks.

    --
    tejun


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