Re: [PATCH] libata: add support for NCQ commands for SG interface

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On 10/17/2015 3:25 PM, Vinayak Kale wrote:

From: Vinayak Kale <vinayak.kale@xxxxxxxxxxx>

This patch is needed to make NCQ commands with FPDMA protocol value
(eg READ/WRITE FPDMA) work over SCSI Generic (SG) interface.

Signed-off-by: Vinayak Kale <vinayak.kale@xxxxxxxxxxx>
---
   drivers/ata/libata-scsi.c | 10 ++++++++--
   1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 0d7f0da..5b0a5ab 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c

[...]

@@ -2963,7 +2965,7 @@ static unsigned int ata_scsi_pass_thru(struct
ata_queued_cmd *qc)
                         tf->hob_lbal = cdb[7];
                         tf->hob_lbam = cdb[9];
                         tf->hob_lbah = cdb[11];
-                       tf->flags |= ATA_TFLAG_LBA48;
+                       tf->flags |= (ATA_TFLAG_LBA48 | ATA_TFLAG_LBA);


    Parens not needed here.
That's quite neat :-) Thanks, will change it in V2.

    Looking at this hunk again, it seems an unrelated change.

MBR, Sergei

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