forked from luck/tmp_suning_uos_patched
[PATCH] PF_DEAD cleanup
The PF_DEAD setting doesn't belong to exit_notify(), move it to a proper place. Signed-off-by: Coywolf Qi Hunt <qiyong@fc-cn.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -783,10 +783,6 @@ static void exit_notify(struct task_struct *tsk)
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/* If the process is dead, release it - nobody will wait for it */
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if (state == EXIT_DEAD)
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release_task(tsk);
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/* PF_DEAD causes final put_task_struct after we schedule. */
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preempt_disable();
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tsk->flags |= PF_DEAD;
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}
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fastcall NORET_TYPE void do_exit(long code)
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@ -873,7 +869,11 @@ fastcall NORET_TYPE void do_exit(long code)
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tsk->mempolicy = NULL;
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#endif
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BUG_ON(!(current->flags & PF_DEAD));
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/* PF_DEAD causes final put_task_struct after we schedule. */
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preempt_disable();
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BUG_ON(tsk->flags & PF_DEAD);
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tsk->flags |= PF_DEAD;
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schedule();
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BUG();
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/* Avoid "noreturn function does return". */
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