Merge branches 'for-4.10/upstream-fixes', 'for-4.11/intel-ish', 'for-4.11/mayflash...

[karo-tx-linux.git] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 4d1905245c7aa50df56acf0f77c77f3347c28c04..ad3ec9ec61f7b6de743b5d6de4225defcc18be99 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -854,6 +854,16 @@ struct signal_struct {
 
 #define SIGNAL_UNKILLABLE      0x00000040 /* for init: ignore fatal signals */
 
+#define SIGNAL_STOP_MASK (SIGNAL_CLD_MASK | SIGNAL_STOP_STOPPED | \
+                         SIGNAL_STOP_CONTINUED)
+
+static inline void signal_set_stop_flags(struct signal_struct *sig,
+                                        unsigned int flags)
+{
+       WARN_ON(sig->flags & (SIGNAL_GROUP_EXIT|SIGNAL_GROUP_COREDUMP));
+       sig->flags = (sig->flags & ~SIGNAL_STOP_MASK) | flags;
+}
+
 /* If true, all threads except ->group_exit_task have pending SIGKILL */
 static inline int signal_group_exit(const struct signal_struct *sig)
 {