blk-mq: use list_splice_tail_init() to insert requests

list_splice_tail_init() is much more faster than inserting each
request one by one, given all requets in 'list' belong to
same sw queue and ctx->lock is required to insert requests.

Cc: Laurence Oberman <[email protected]>
Cc: Omar Sandoval <[email protected]>
Cc: Bart Van Assche <[email protected]>
Tested-by: Kashyap Desai <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Ming Lei <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>

0 files changed, 0 insertions, 0 deletions