diff options
| author |  Christoph Hellwig <hch@lst.de>
| 2021-08-09 16:17:43 +0200 |
|---|---|---|
| committer |  Jens Axboe <axboe@kernel.dk>
| 2021-08-09 11:53:23 -0600 |
| commit | edb0872f44ec9976ea6d052cb4b93cd2d23ac2ba (patch) | |
| tree | 077c52abab520da5223f99729c41dc0119f73b4b /block/blk-core.c | |
| parent | block: add a queue_has_disk helper (diff) | |
| download | linux-edb0872f44ec9976ea6d052cb4b93cd2d23ac2ba.tar.gz linux-edb0872f44ec9976ea6d052cb4b93cd2d23ac2ba.tar.bz2 linux-edb0872f44ec9976ea6d052cb4b93cd2d23ac2ba.zip | |
block: move the bdi from the request_queue to the gendisk
The backing device information only makes sense for file system I/O,
and thus belongs into the gendisk and not the lower level request_queue
structure. Move it there.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20210809141744.1203023-5-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-core.c')
| -rw-r--r-- | block/blk-core.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index 5897bc37467d..0874bc2fcdb4 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -14,7 +14,6 @@ */ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/backing-dev.h> #include <linux/bio.h> #include <linux/blkdev.h> #include <linux/blk-mq.h> @@ -531,13 +530,9 @@ struct request_queue *blk_alloc_queue(int node_id) if (ret) goto fail_id; - q->backing_dev_info = bdi_alloc(node_id); - if (!q->backing_dev_info) - goto fail_split; - q->stats = blk_alloc_queue_stats(); if (!q->stats) - goto fail_stats; + goto fail_split; q->node = node_id; @@ -567,7 +562,7 @@ struct request_queue *blk_alloc_queue(int node_id) if (percpu_ref_init(&q->q_usage_counter, blk_queue_usage_counter_release, PERCPU_REF_INIT_ATOMIC, GFP_KERNEL)) - goto fail_bdi; + goto fail_stats; if (blkcg_init_queue(q)) goto fail_ref; @@ -580,10 +575,8 @@ struct request_queue *blk_alloc_queue(int node_id) fail_ref: percpu_ref_exit(&q->q_usage_counter); -fail_bdi: - blk_free_queue_stats(q->stats); fail_stats: - bdi_put(q->backing_dev_info); + blk_free_queue_stats(q->stats); fail_split: bioset_exit(&q->bio_split); fail_id: |