diff options
| author | Christoph Hellwig <hch@lst.de> | 2024-11-13 16:20:45 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2024-11-13 12:04:58 -0700 |
| commit | e70c301faece15b618e54b613b1fd6ece3dd05b4 (patch) | |
| tree | 3d54c77a583c116265a8ab9625a29364e6b68fea /drivers/nvme | |
| parent | a3396b99990d8b4e5797e7b16fdeb64c15ae97bb (diff) | |
| download | linux-e70c301faece15b618e54b613b1fd6ece3dd05b4.tar.gz linux-e70c301faece15b618e54b613b1fd6ece3dd05b4.tar.bz2 linux-e70c301faece15b618e54b613b1fd6ece3dd05b4.zip | |
block: don't reorder requests in blk_add_rq_to_plug
Add requests to the tail of the list instead of the front so that they
are queued up in submission order.
Remove the re-reordering in blk_mq_dispatch_plug_list, virtio_queue_rqs
and nvme_queue_rqs now that the list is ordered as expected.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20241113152050.157179-6-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/pci.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 707dbe8be6a2..5f2e3ad2cc52 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -945,7 +945,7 @@ static void nvme_queue_rqs(struct rq_list *rqlist) nvmeq = req->mq_hctx->driver_data; if (nvme_prep_rq_batch(nvmeq, req)) - rq_list_add_head(&submit_list, req); /* reverse order */ + rq_list_add_tail(&submit_list, req); else rq_list_add_tail(&requeue_list, req); } |