Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f776d12dd16da1b0cd55a1240002c1b31f315d5d
Commit: f776d12dd16da1b0cd55a1240002c1b31f315d5d
Parent: f021a3c2b14d0dd082c2cee890c204d9e1dee52b
Author: Matthew Wilcox <[EMAIL PROTECTED]>
AuthorDate: Thu Dec 6 11:15:50 2007 -0500
Committer: Matthew Wilcox <[EMAIL PROTECTED]>
CommitDate: Thu Dec 6 17:35:35 2007 -0500
Add fatal_signal_pending
Like signal_pending, but it's only true for signals which are fatal to
this process
Signed-off-by: Matthew Wilcox <[EMAIL PROTECTED]>
---
include/linux/sched.h | 9 ++++++++-
kernel/signal.c | 5 +++++
2 files changed, 13 insertions(+), 1 deletions(-)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 70d87f2..95395c1 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1872,7 +1872,14 @@ static inline int signal_pending(struct task_struct *p)
{
return unlikely(test_tsk_thread_flag(p,TIF_SIGPENDING));
}
-
+
+extern int FASTCALL(__fatal_signal_pending(struct task_struct *p));
+
+static inline int fatal_signal_pending(struct task_struct *p)
+{
+ return signal_pending(p) && __fatal_signal_pending(p);
+}
+
static inline int need_resched(void)
{
return unlikely(test_thread_flag(TIF_NEED_RESCHED));
diff --git a/kernel/signal.c b/kernel/signal.c
index fd4797f..657aa16 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -994,6 +994,11 @@ void zap_other_threads(struct task_struct *p)
}
}
+int fastcall __fatal_signal_pending(struct task_struct *tsk)
+{
+ return sigismember(&tsk->pending.signal, SIGKILL);
+}
+
/*
* Must be called under rcu_read_lock() or with tasklist_lock read-held.
*/
-
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