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Diffstat (limited to 'block/blk-core.c')
| -rw-r--r-- | block/blk-core.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index 68cfe6780a9b..395bfb10d658 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -2321,6 +2321,17 @@ blk_qc_t submit_bio(struct bio *bio) } EXPORT_SYMBOL(submit_bio); +bool blk_poll(struct request_queue *q, blk_qc_t cookie) +{ + if (!q->poll_fn || !blk_qc_t_valid(cookie)) + return false; + + if (current->plug) + blk_flush_plug_list(current->plug, false); + return q->poll_fn(q, cookie); +} +EXPORT_SYMBOL_GPL(blk_poll); + /** * blk_cloned_rq_check_limits - Helper function to check a cloned request * for new the queue limits |