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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Keith Busch <keith.busch@intel.com>,
        "Martin K. Petersen" <martin.petersen@oracle.com>,
        Jens Axboe <axboe@kernel.dk>,
        Sasha Levin <alexander.levin@microsoft.com>
Subject: [PATCH 4.16 166/279] nvme: Set integrity flag for user passthrough commands
Date:   Mon, 18 Jun 2018 10:12:31 +0200
Message-Id: <20180618080615.689553843@linuxfoundation.org>
In-Reply-To: <20180618080608.851973560@linuxfoundation.org>
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4.16-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Keith Busch <keith.busch@intel.com>

[ Upstream commit f31a21103c03bb62846409fdc60cc9faf2398cfb ]

If the command a separate metadata buffer attached, the request needs
to have the integrity flag set so the driver knows to map it.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/nvme/host/core.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -767,6 +767,7 @@ static int nvme_submit_user_cmd(struct r
 				ret = PTR_ERR(meta);
 				goto out_unmap;
 			}
+			req->cmd_flags |= REQ_INTEGRITY;
 		}
 	}