fake_signal_wake_up() should not wake up the TASK_KILLABLE tasks,
we are going to fix this. This means that wait_event_freezekillable()
can't rely on wakeup from freezer. Reimplement it using
freezer_do_not_count/freezer_count. This is not really nice, just
a simple fix for now.
Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
---
include/linux/freezer.h | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
--- a/include/linux/freezer.h
+++ b/include/linux/freezer.h
@@ -143,13 +143,9 @@ static inline void set_freezable_with_si
#define wait_event_freezekillable(wq, condition) \
({ \
int __retval; \
- for (;;) { \
- __retval = wait_event_killable(wq, \
- (condition) || freezing(current)); \
- if (__retval || (condition)) \
- break; \
- try_to_freeze(); \
- } \
+ freezer_do_not_count(); \
+ __retval = wait_event_killable(wq, (condition)); \
+ freezer_count(); \
__retval; \
})
--
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