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Commit a082b426 authored by Kwan (Hingkwan) Huen-SSI's avatar Kwan (Hingkwan) Huen-SSI Committed by Christoph Hellwig
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nvme: fix directive command numd calculation 



The numd field of directive receive command takes number of dwords to
transfer. This fix has the correct calculation for numd.

Signed-off-by: default avatarKwan (Hingkwan) Huen-SSI <kwan.huen@samsung.com>
Reviewed-by: default avatarJens Axboe <axboe@kernel.dk>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 634b8325

drivers/nvme/host/core.c

+1 −1
Original line number Diff line number Diff line
@@ -336,7 +336,7 @@ static int nvme_get_stream_params(struct nvme_ctrl *ctrl, 


	c.directive.opcode = nvme_admin_directive_recv;

	c.directive.nsid = cpu_to_le32(nsid);

	c.directive.numd = cpu_to_le32(sizeof(*s));

	c.directive.numd = cpu_to_le32((sizeof(*s) >> 2) - 1);

	c.directive.doper = NVME_DIR_RCV_ST_OP_PARAM;

	c.directive.dtype = NVME_DIR_STREAMS;