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authorBart Van Assche <bvanassche@acm.org>2025-11-11 15:29:01 -0800
committerJens Axboe <axboe@kernel.dk>2025-11-12 14:05:23 -0700
commitfaa3be1a61bfaace4c2bd57434de7b13347f9f31 (patch)
treeb6312f86f534850a0e1dec8595cec1234d107f50
parentfd0ae4754c7b2add72338b14ddc8c8ff5ffda426 (diff)
blk-zoned: Document disk_zone_wplug_schedule_bio_work() locking
Document that all callers hold this lock because the code in disk_zone_wplug_schedule_bio_work() depends on this. Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/blk-zoned.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index 57ab2b365c2d..5487d5eb2650 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -1188,6 +1188,8 @@ void blk_zone_mgmt_bio_endio(struct bio *bio)
static void disk_zone_wplug_schedule_bio_work(struct gendisk *disk,
struct blk_zone_wplug *zwplug)
{
+ lockdep_assert_held(&zwplug->lock);
+
/*
* Take a reference on the zone write plug and schedule the submission
* of the next plugged BIO. blk_zone_wplug_bio_work() will release the