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authorMatthew Wilcox <matthew@wil.cx>2007-12-06 11:13:16 -0500
committerMatthew Wilcox <willy@linux.intel.com>2007-12-06 17:35:28 -0500
commitf021a3c2b14d0dd082c2cee890c204d9e1dee52b (patch)
treeaa37eb6845605de6c69a70ac8cc3b22e2b0170a6 /kernel
parent338077e54e17e656da470a84724b773816207316 (diff)
downloadlinux-f021a3c2b14d0dd082c2cee890c204d9e1dee52b.tar.bz2
Add TASK_WAKEKILL
Set TASK_WAKEKILL for TASK_STOPPED and TASK_TRACED, add TASK_KILLABLE and use TASK_WAKEKILL in signal_wake_up() Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/signal.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index c5a401aa715c..fd4797f30628 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -456,15 +456,15 @@ void signal_wake_up(struct task_struct *t, int resume)
set_tsk_thread_flag(t, TIF_SIGPENDING);
/*
- * For SIGKILL, we want to wake it up in the stopped/traced case.
- * We don't check t->state here because there is a race with it
+ * For SIGKILL, we want to wake it up in the stopped/traced/killable
+ * case. We don't check t->state here because there is a race with it
* executing another processor and just now entering stopped state.
* By using wake_up_state, we ensure the process will wake up and
* handle its death signal.
*/
mask = TASK_INTERRUPTIBLE;
if (resume)
- mask |= TASK_STOPPED | TASK_TRACED;
+ mask |= TASK_WAKEKILL;
if (!wake_up_state(t, mask))
kick_process(t);
}
@@ -620,7 +620,7 @@ static void handle_stop_signal(int sig, struct task_struct *p)
* Wake up the stopped thread _after_ setting
* TIF_SIGPENDING
*/
- state = TASK_STOPPED;
+ state = __TASK_STOPPED;
if (sig_user_defined(t, SIGCONT) && !sigismember(&t->blocked, SIGCONT)) {
set_tsk_thread_flag(t, TIF_SIGPENDING);
state |= TASK_INTERRUPTIBLE;