freezer: set PF_SUSPEND_TASK flag on tasks that call freeze_processes

[~andy/linux] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 50d04b92cedaf900532f72d1acef35d04d7ecb69..d722490da030c5906d991b7c76f8dc178edadee8 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1628,6 +1628,7 @@ extern void thread_group_cputime_adjusted(struct task_struct *p, cputime_t *ut,
 #define PF_MEMPOLICY   0x10000000      /* Non-default NUMA mempolicy */
 #define PF_MUTEX_TESTER        0x20000000      /* Thread belongs to the rt mutex tester */
 #define PF_FREEZER_SKIP        0x40000000      /* Freezer should not count it as freezable */
+#define PF_SUSPEND_TASK 0x80000000      /* this thread called freeze_processes and should not be frozen */
 
 /*
  * Only the _current_ task can read/write to tsk->flags, but other