The bio alloc cache relies on the fact that a polled bio will complete
in process context, clear the cacheable flag if we disable polling
for a given bio.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
}
}
- if (!test_bit(QUEUE_FLAG_POLL, &q->queue_flags))
+ if (!test_bit(QUEUE_FLAG_POLL, &q->queue_flags)) {
+ /* can't support alloc cache if we turn off polling */
+ bio_clear_flag(bio, BIO_PERCPU_CACHE);
bio->bi_opf &= ~REQ_HIPRI;
+ }
switch (bio_op(bio)) {
case REQ_OP_DISCARD: