From: Shenghui Wang shhuiw@foxmail.com
[ Upstream commit 46010141da6677b81cc77f9b47f8ac62bd1cbfd3 ]
Recal cached_dev_sectors on cached_dev detached, as recal done on cached_dev attached.
Update the cached_dev_sectors before bcache_device_detach called as bcache_device_detach will set bcache_device->c to NULL.
Signed-off-by: Shenghui Wang shhuiw@foxmail.com Signed-off-by: Coly Li colyli@suse.de Signed-off-by: Jens Axboe axboe@kernel.dk Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/md/bcache/super.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index c5bc3e5e921e4..080f9afcde8da 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -904,6 +904,7 @@ static void cached_dev_detach_finish(struct work_struct *w) bch_write_bdev_super(dc, &cl); closure_sync(&cl);
+ calc_cached_dev_sectors(dc->disk.c); bcache_device_detach(&dc->disk); list_move(&dc->list, &uncached_devices);