diff options
author | Christoph Hellwig <hch@lst.de> | 2020-05-04 14:47:59 +0200 |
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committer | Jens Axboe <axboe@kernel.dk> | 2020-05-09 16:15:13 -0600 |
commit | 3c5d202b55d3fa9106607f99cdd5044b02b5929b (patch) | |
tree | d87bffecd91741f528a5a3b7905662b0c79ff748 /mm/backing-dev.c | |
parent | a5a6c66df6bf951007f434fad04d777289f00aa6 (diff) | |
download | linux-3c5d202b55d3fa9106607f99cdd5044b02b5929b.tar.bz2 |
bdi: remove bdi_register_owner
Split out a new bdi_set_owner helper to set the owner, and move the policy
for creating the bdi name back into genhd.c, where it belongs.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'mm/backing-dev.c')
-rw-r--r-- | mm/backing-dev.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index eb6b51e49d11..bb993f99d424 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -977,20 +977,12 @@ int bdi_register(struct backing_dev_info *bdi, const char *fmt, ...) } EXPORT_SYMBOL(bdi_register); -int bdi_register_owner(struct backing_dev_info *bdi, struct device *owner) +void bdi_set_owner(struct backing_dev_info *bdi, struct device *owner) { - int rc; - - rc = bdi_register(bdi, "%u:%u", MAJOR(owner->devt), MINOR(owner->devt)); - if (rc) - return rc; - /* Leaking owner reference... */ - WARN_ON(bdi->owner); + WARN_ON_ONCE(bdi->owner); bdi->owner = owner; get_device(owner); - return 0; } -EXPORT_SYMBOL(bdi_register_owner); /* * Remove bdi from bdi_list, and ensure that it is no longer visible |