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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-03-08 21:17:20 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-03-08 21:17:20 -0300 |
| commit | eccbe858ce6412b96fc7cb32eb23a3592f64e5f6 (patch) | |
| tree | ed4f0e52d266bffc68a5b68afcfe69882b917efb /drivers/md/bcache/writeback.h | |
| parent | 0c1ac6822620b9868cfad5b4c2c223c6cd6fbfd8 (diff) | |
Linux-libre 4.4.4-gnupck-4.4.4-gnu
Diffstat (limited to 'drivers/md/bcache/writeback.h')
| -rw-r--r-- | drivers/md/bcache/writeback.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/bcache/writeback.h b/drivers/md/bcache/writeback.h index 0a9dab187..073a042ae 100644 --- a/drivers/md/bcache/writeback.h +++ b/drivers/md/bcache/writeback.h @@ -63,7 +63,8 @@ static inline bool should_writeback(struct cached_dev *dc, struct bio *bio, static inline void bch_writeback_queue(struct cached_dev *dc) { - wake_up_process(dc->writeback_thread); + if (!IS_ERR_OR_NULL(dc->writeback_thread)) + wake_up_process(dc->writeback_thread); } static inline void bch_writeback_add(struct cached_dev *dc) |