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blk-cgroup: remove pointless CONFIG_BLOCK ifdefs 

No need to make BLK_CGROUP stubs conditional on CONFIG_BLOCK as they
can't be used without that.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20220420042723.1010598-11-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2022-04-20 06:27:18 +02:00 committed by Jens Axboe
parent bbb1ebe7a9
commit 7f20ba7c42
2 changed files with 0 additions and 7 deletions
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3
block/blk-cgroup.h
View File

@ -525,8 +525,6 @@ struct blkcg_policy {
struct blkcg {
};
#ifdef CONFIG_BLOCK
static inline struct blkcg_gq *blkg_lookup(struct blkcg *blkcg, void *key) { return NULL; }
static inline struct blkcg_gq *blk_queue_root_blkg(struct request_queue *q)
{ return NULL; }
@ -554,7 +552,6 @@ static inline bool blk_cgroup_mergeable(struct request *rq, struct bio *bio) { r
#define blk_queue_for_each_rl(rl, q) \
for ((rl) = &(q)->root_rl; (rl); (rl) = NULL)
#endif /* CONFIG_BLOCK */
#endif /* CONFIG_BLK_CGROUP */
#endif /* _BLK_CGROUP_PRIVATE_H */

4
include/linux/blk-cgroup.h
View File

@ -44,15 +44,11 @@ struct cgroup_subsys_state *bio_blkcg_css(struct bio *bio);
static inline void blkcg_maybe_throttle_current(void) { }
static inline bool blk_cgroup_congested(void) { return false; }
#ifdef CONFIG_BLOCK
static inline void blkcg_schedule_throttle(struct request_queue *q, bool use_memdelay) { }
static inline struct cgroup_subsys_state *bio_blkcg_css(struct bio *bio)
{
return NULL;
}
#endif /* CONFIG_BLOCK */
#endif /* CONFIG_BLK_CGROUP */
int blkcg_set_fc_appid(char *app_id, u64 cgrp_id, size_t app_id_len);