diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-03-27 03:49:53 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2023-04-17 19:01:22 +0300 |
| commit | 2c275afeb61dab732353aae2c7de01b6a87dcefc (patch) | |
| tree | dd6e0f0dbecf7aeceb15226e0f28ee20652af25a /block/blk-cgroup.h | |
| parent | 12be09fe18f2fd9f882ca0acbe14cf121250bcbe (diff) | |
| download | linux-2c275afeb61dab732353aae2c7de01b6a87dcefc.tar.xz | |
block: make blkcg_punt_bio_submit optional
Guard all the code to punt bios to a per-cgroup submission helper by a
new CONFIG_BLK_CGROUP_PUNT_BIO symbol that is selected by btrfs.
This way non-btrfs kernel builds don't need to have this code.
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'block/blk-cgroup.h')
| -rw-r--r-- | block/blk-cgroup.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h index 64758ab9f1f1..e98d2c1be354 100644 --- a/block/blk-cgroup.h +++ b/block/blk-cgroup.h @@ -72,9 +72,10 @@ struct blkcg_gq { struct blkg_iostat_set iostat; struct blkg_policy_data *pd[BLKCG_MAX_POLS]; - +#ifdef CONFIG_BLK_CGROUP_PUNT_BIO spinlock_t async_bio_lock; struct bio_list async_bios; +#endif union { struct work_struct async_bio_work; struct work_struct free_work; |