From 7d36dd00ab8d57134cce86ad4febc2f5bbdf3e72 Mon Sep 17 00:00:00 2001 From: Shaun Tancheff Date: Sun, 21 Aug 2016 23:23:21 -0500 Subject: [PATCH] libata: SCT Write Same handle ATA_DFLAG_PIO Use non DMA write log when ATA_DFLAG_PIO is set. Signed-off-by: Shaun Tancheff Reviewed-by: Hannes Reinecke Acked-by: Tejun Heo --- drivers/ata/libata-scsi.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 35b1f9e475cc..2f5487f02de1 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3485,6 +3485,8 @@ static unsigned int ata_scsi_write_same_xlat(struct ata_queued_cmd *qc) tf->device = ATA_CMD_STANDBYNOW1; tf->protocol = ATA_PROT_DMA; tf->command = ATA_CMD_WRITE_LOG_DMA_EXT; + if (unlikely(dev->flags & ATA_DFLAG_PIO)) + tf->command = ATA_CMD_WRITE_LOG_EXT; } tf->flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE | ATA_TFLAG_LBA48 | -- 2.20.1