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block: introduce blk_rq_is_passthrough

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This can be used to check for fs vs non-fs requests and basically
removes all knowledge of BLOCK_PC specific from the block layer,
as well as preparing for removing the cmd_type field in struct request.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig
2017-01-31 16:57:29 +01:00
committed by Jens Axboe
parent 09fc54ccc4
commit 57292b58dd
21 changed files with 59 additions and 53 deletions
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4
drivers/nvme/host/pci.c
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@@ -588,7 +588,7 @@ static int nvme_queue_rq(struct blk_mq_hw_ctx *hctx,
*/
if (ns && ns->ms && !blk_integrity_rq(req)) {
if (!(ns->pi_type && ns->ms == 8) &&
req->cmd_type != REQ_TYPE_DRV_PRIV) {
!blk_rq_is_passthrough(req)) {
blk_mq_end_request(req, -EFAULT);
return BLK_MQ_RQ_QUEUE_OK;
}
@@ -645,7 +645,7 @@ static void nvme_complete_rq(struct request *req)
return;
}
if (req->cmd_type == REQ_TYPE_DRV_PRIV)
if (blk_rq_is_passthrough(req))
error = req->errors;
else
error = nvme_error_status(req->errors);