Commit ab6c10b1 authored Mar 31, 2011 by Wayne Boyer Committed by James Bottomley May 01, 2011

[SCSI] ipr: fix synchronous request flags for better performance

In testing it was noticed that Extended Delay after Reset flag was being set
for gscsi and volume set devices. This had a negative effect on performance
for volume sets. The fix is to only set the flag for gscsi devices.

Signed-off-by: Wayne Boyer <wayneb@linux.vnet.ibm.com>
Acked-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

parent c9c2a140

drivers/scsi/ipr.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -5773,6 +5773,7 @@ static int ipr_queuecommand_lck(struct scsi_cmnd *scsi_cmd,
		}

		ioarcb->cmd_pkt.flags_hi \|= IPR_FLAGS_HI_NO_LINK_DESC;
		if (ipr_is_gscsi(res))
		ioarcb->cmd_pkt.flags_lo \|= IPR_FLAGS_LO_DELAY_AFTER_RST;
		ioarcb->cmd_pkt.flags_lo \|= IPR_FLAGS_LO_ALIGNED_BFR;
		ioarcb->cmd_pkt.flags_lo \|= ipr_get_task_attributes(scsi_cmd);

+1 −1

File changed.

Contains only whitespace changes.