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-rw-r--r--block/blk-throttle.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 08b7ab292a80..4ba141820a2e 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -894,6 +894,9 @@ bool blk_throtl_bio(struct request_queue *q, struct bio *bio)
goto out;
}
+ /* bio_associate_current() needs ioc, try creating */
+ create_io_context(GFP_ATOMIC, q->node);
+
/*
* A throtl_grp pointer retrieved under rcu can be used to access
* basic fields like stats and io rates. If a group has no rules,
@@ -958,6 +961,7 @@ queue_bio:
tg->io_disp[rw], tg->iops[rw],
tg->nr_queued[READ], tg->nr_queued[WRITE]);
+ bio_associate_current(bio);
throtl_add_bio_tg(q->td, tg, bio);
throttled = true;