asgardius/android_kernel_motorola_sm6225
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Merge branch 'for-2.6.40' of git://git.kernel.org/pub/scm/linux/kernel/git/oleg/misc

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* 'for-2.6.40' of git://git.kernel.org/pub/scm/linux/kernel/git/oleg/misc:
  signal: sys_pause() should check signal_pending()
  ptrace: ptrace_resume() shouldn't wake up !TASK_TRACED thread
This commit is contained in:
Linus Torvalds 2011-05-25 16:53:14 -07:00
commit 9720d75399
2 changed files with 5 additions and 3 deletions
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2
kernel/ptrace.c
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@ -562,7 +562,7 @@ static int ptrace_resume(struct task_struct *child, long request,
}
child->exit_code = data;
wake_up_process(child);
wake_up_state(child, __TASK_TRACED);
return 0;
}

6
kernel/signal.c
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@ -3023,8 +3023,10 @@ SYSCALL_DEFINE2(signal, int, sig, __sighandler_t, handler)
SYSCALL_DEFINE0(pause)
{
current->state = TASK_INTERRUPTIBLE;
schedule();
while (!signal_pending(current)) {
current->state = TASK_INTERRUPTIBLE;
schedule();
}
return -ERESTARTNOHAND;
}