diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-11-05 13:37:01 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-11-06 13:30:34 -0700 |
| commit | 702f2d1e3b33617a8d9a9424f08a69b7c51642a7 (patch) | |
| tree | 6a2bed432956798c61b29180bbaf16fe6fc725bb /mm/backing-dev.c | |
| parent | 0b3ea0926afb8dde70cfab00316ae0a70b93a7cc (diff) | |
mm: don't automatically unregister bdis
All BDI users now unregister explicitly.
Link: https://lkml.kernel.org/r/20211021124441.668816-5-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/backing-dev.c')
| -rw-r--r-- | mm/backing-dev.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 8a46a0a4b72f..768e9ae489f6 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -965,8 +965,7 @@ static void release_bdi(struct kref *ref) struct backing_dev_info *bdi = container_of(ref, struct backing_dev_info, refcnt); - if (test_bit(WB_registered, &bdi->wb.state)) - bdi_unregister(bdi); + WARN_ON_ONCE(test_bit(WB_registered, &bdi->wb.state)); WARN_ON_ONCE(bdi->dev); wb_exit(&bdi->wb); kfree(bdi); |