summaryrefslogtreecommitdiffstats
path: root/drivers/nvme/host/core.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/nvme/host/core.c')
-rw-r--r--drivers/nvme/host/core.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 14fbe9d80067..d33f829c3ab7 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -368,6 +368,8 @@ int nvme_setup_cmd(struct nvme_ns *ns, struct request *req,
case REQ_OP_FLUSH:
nvme_setup_flush(ns, cmd);
break;
+ case REQ_OP_WRITE_ZEROES:
+ /* currently only aliased to deallocate for a few ctrls: */
case REQ_OP_DISCARD:
ret = nvme_setup_discard(ns, req, cmd);
break;
@@ -933,16 +935,14 @@ static void nvme_config_discard(struct nvme_ns *ns)
BUILD_BUG_ON(PAGE_SIZE / sizeof(struct nvme_dsm_range) <
NVME_DSM_MAX_RANGES);
- if (ctrl->quirks & NVME_QUIRK_DISCARD_ZEROES)
- ns->queue->limits.discard_zeroes_data = 1;
- else
- ns->queue->limits.discard_zeroes_data = 0;
-
ns->queue->limits.discard_alignment = logical_block_size;
ns->queue->limits.discard_granularity = logical_block_size;
blk_queue_max_discard_sectors(ns->queue, UINT_MAX);
blk_queue_max_discard_segments(ns->queue, NVME_DSM_MAX_RANGES);
queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, ns->queue);
+
+ if (ctrl->quirks & NVME_QUIRK_DEALLOCATE_ZEROES)
+ blk_queue_max_write_zeroes_sectors(ns->queue, UINT_MAX);
}
static int nvme_revalidate_ns(struct nvme_ns *ns, struct nvme_id_ns **id)