diff options
Diffstat (limited to 'drivers/md/bitmap.c')
| -rw-r--r-- | drivers/md/bitmap.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 09d32db06d2..41df4cda66e 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -1451,6 +1451,29 @@ static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset) } /* + * flush out any pending updates + */ +void bitmap_flush(mddev_t *mddev) +{ + struct bitmap *bitmap = mddev->bitmap; + int sleep; + + if (!bitmap) /* there was no bitmap */ + return; + + /* run the daemon_work three time to ensure everything is flushed + * that can be + */ + sleep = bitmap->daemon_sleep; + bitmap->daemon_sleep = 0; + bitmap_daemon_work(bitmap); + bitmap_daemon_work(bitmap); + bitmap_daemon_work(bitmap); + bitmap->daemon_sleep = sleep; + bitmap_update_sb(bitmap); +} + +/* * free memory that was allocated */ void bitmap_destroy(mddev_t *mddev) |