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authorKeith Busch <kbusch@kernel.org>2024-05-06 06:20:26 +0200
committerJens Axboe <axboe@kernel.dk>2024-05-07 07:29:42 -0600
commit0f8e9ecc4636e3abb4f3cf1ead14c94cce7dfde8 (patch)
tree6f321d692a7047694ba88e824f52ab0b77eb90a5 /block/blk.h
parente8b4869bc78da1a71f2a2ab476caf50c1dcfeed0 (diff)
block: add a bio_await_chain helper
Add a helper to wait for an entire chain of bios to complete. [hch: split from a larger patch, moved and changed the name now that it is non-static] Signed-off-by: Keith Busch <kbusch@kernel.org> Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20240506042027.2289826-6-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk.h')
-rw-r--r--block/blk.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk.h b/block/blk.h
index ee4f782d1496..d5107e65355e 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -38,6 +38,7 @@ void __blk_mq_unfreeze_queue(struct request_queue *q, bool force_atomic);
void blk_queue_start_drain(struct request_queue *q);
int __bio_queue_enter(struct request_queue *q, struct bio *bio);
void submit_bio_noacct_nocheck(struct bio *bio);
+void bio_await_chain(struct bio *bio);
static inline bool blk_try_enter_queue(struct request_queue *q, bool pm)
{