diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-02-03 16:03:47 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-02-03 08:20:05 -0700 |
| commit | 84d7d462b16dd5f0bf7c7ca9254bf81db2c952a2 (patch) | |
| tree | 338edb3db9c6078f07403110e27b65c471818750 /block/blk-throttle.c | |
| parent | 180b04d450a7137270c12dbb6bebf1d5e6c0a6f2 (diff) | |
blk-cgroup: pin the gendisk in struct blkcg_gq
Currently each blkcg_gq holds a request_queue reference, which is what
is used in the policies. But a lot of these interfaces will move over to
use a gendisk, so store a disk in struct blkcg_gq and hold a reference to
it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Andreas Herrmann <aherrmann@suse.de>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20230203150400.3199230-7-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-throttle.c')
| -rw-r--r-- | block/blk-throttle.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/block/blk-throttle.c b/block/blk-throttle.c index 6fb5a2f9e1ee..f802d8f90994 100644 --- a/block/blk-throttle.c +++ b/block/blk-throttle.c @@ -388,7 +388,7 @@ static void throtl_pd_init(struct blkg_policy_data *pd) { struct throtl_grp *tg = pd_to_tg(pd); struct blkcg_gq *blkg = tg_to_blkg(tg); - struct throtl_data *td = blkg->q->td; + struct throtl_data *td = blkg->disk->queue->td; struct throtl_service_queue *sq = &tg->service_queue; /* @@ -1175,7 +1175,7 @@ static void throtl_pending_timer_fn(struct timer_list *t) /* throtl_data may be gone, so figure out request queue by blkg */ if (tg) - q = tg->pd.blkg->q; + q = tg->pd.blkg->disk->queue; else q = td->queue; |