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nvme: report the DPOFUA in MODE_SENSE 

NVMe device always support the FUA bit, and the SCSI translations
accepts the DPO bit, which doesn't have much of a meaning for us.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
hifive-unleashed-5.1
Christoph Hellwig 2015-05-22 11:12:44 +02:00 committed by Jens Axboe
parent cbbb7a2ec6
commit 9085176848
1 changed files with 2 additions and 2 deletions
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4
drivers/block/nvme-scsi.c
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@ -999,14 +999,14 @@ static int nvme_trans_fill_mode_parm_hdr(u8 *resp, int len, u8 cdb10, u8 llbaa,
if (cdb10) {
resp[0] = (mode_data_length & 0xFF00) >> 8;
resp[1] = (mode_data_length & 0x00FF);
/* resp[2] and [3] are zero */
resp[3] = 0x10 /* DPOFUA */;
resp[4] = llbaa;
resp[5] = RESERVED_FIELD;
resp[6] = (blk_desc_len & 0xFF00) >> 8;
resp[7] = (blk_desc_len & 0x00FF);
} else {
resp[0] = (mode_data_length & 0x00FF);
/* resp[1] and [2] are zero */
resp[2] = 0x10 /* DPOFUA */;
resp[3] = (blk_desc_len & 0x00FF);
}