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authorChristoph Hellwig <hch@lst.de>2022-04-20 06:27:16 +0200
committerJens Axboe <axboe@kernel.dk>2022-05-02 22:06:20 +0200
commitf4a6a61cb6d40d9ae63e47743d33200f3efe3fe7 (patch)
treeddf10830cb8afd7241a592f5aff2ecbc26cf330a /block
parentblk-cgroup: move struct blkcg to block/blk-cgroup.h (diff)
downloadlinux-f4a6a61cb6d40d9ae63e47743d33200f3efe3fe7.tar.xz
linux-f4a6a61cb6d40d9ae63e47743d33200f3efe3fe7.zip
blktrace: cleanup the __trace_note_message interface
Pass the cgroup_subsys_state instead of a the blkg so that blktrace doesn't need to poke into blk-cgroup internals, and give the name a blk prefix as the current name is way too generic for a public interface. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Tejun Heo <tj@kernel.org> Link: https://lore.kernel.org/r/20220420042723.1010598-9-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/bfq-iosched.h4
-rw-r--r--block/blk-throttle.c2
2 files changed, 3 insertions, 3 deletions
diff --git a/block/bfq-iosched.h b/block/bfq-iosched.h
index 978ef5d6fe6a..b18d6c31c225 100644
--- a/block/bfq-iosched.h
+++ b/block/bfq-iosched.h
@@ -1102,13 +1102,13 @@ struct bfq_group *bfqq_group(struct bfq_queue *bfqq);
break; \
bfq_bfqq_name((bfqq), pid_str, MAX_BFQQ_NAME_LENGTH); \
blk_add_cgroup_trace_msg((bfqd)->queue, \
- bfqg_to_blkg(bfqq_group(bfqq))->blkcg, \
+ &bfqg_to_blkg(bfqq_group(bfqq))->blkcg->css, \
"%s " fmt, pid_str, ##args); \
} while (0)
#define bfq_log_bfqg(bfqd, bfqg, fmt, args...) do { \
blk_add_cgroup_trace_msg((bfqd)->queue, \
- bfqg_to_blkg(bfqg)->blkcg, fmt, ##args); \
+ &bfqg_to_blkg(bfqg)->blkcg->css, fmt, ##args); \
} while (0)
#else /* CONFIG_BFQ_GROUP_IOSCHED */
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 469c483719be..447e1b8722f7 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -227,7 +227,7 @@ static unsigned int tg_iops_limit(struct throtl_grp *tg, int rw)
break; \
if ((__tg)) { \
blk_add_cgroup_trace_msg(__td->queue, \
- tg_to_blkg(__tg)->blkcg, "throtl " fmt, ##args);\
+ &tg_to_blkg(__tg)->blkcg->css, "throtl " fmt, ##args);\
} else { \
blk_add_trace_msg(__td->queue, "throtl " fmt, ##args); \
} \