From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754905AbcCNEoj (ORCPT ); Mon, 14 Mar 2016 00:44:39 -0400 Received: from kvm5.telegraphics.com.au ([98.124.60.144]:52676 "EHLO kvm5.telegraphics.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754742AbcCNEmS (ORCPT ); Mon, 14 Mar 2016 00:42:18 -0400 Message-Id: <20160314042704.546012961@telegraphics.com.au> User-Agent: quilt/0.50-1 Date: Mon, 14 Mar 2016 15:27:15 +1100 From: Finn Thain To: "James E.J. Bottomley" , "Martin K. Petersen" , Michael Schmitz , , , Cc: Ondrej Zary , Sam Creasey Subject: [PATCH 15/22] dmx3191d: Drop max_sectors limit References: <20160314042700.596192247@telegraphics.com.au> Content-Disposition: inline; filename=dmx3191d-max_sectors Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The dmx3191d driver is not capable of DMA or PDMA so all transfers use PIO. Now that large slow PIO transfers periodically stop and call cond_resched(), the max_sectors limit can go away. Signed-off-by: Finn Thain --- drivers/scsi/dmx3191d.c | 1 - 1 file changed, 1 deletion(-) Index: linux/drivers/scsi/dmx3191d.c =================================================================== --- linux.orig/drivers/scsi/dmx3191d.c 2016-03-14 15:26:39.000000000 +1100 +++ linux/drivers/scsi/dmx3191d.c 2016-03-14 15:26:49.000000000 +1100 @@ -67,7 +67,6 @@ static struct scsi_host_template dmx3191 .cmd_per_lun = 2, .use_clustering = DISABLE_CLUSTERING, .cmd_size = NCR5380_CMD_SIZE, - .max_sectors = 128, }; static int dmx3191d_probe_one(struct pci_dev *pdev, From mboxrd@z Thu Jan 1 00:00:00 1970 From: Finn Thain Subject: [PATCH 15/22] dmx3191d: Drop max_sectors limit Date: Mon, 14 Mar 2016 15:27:15 +1100 Message-ID: <20160314042704.546012961@telegraphics.com.au> References: <20160314042700.596192247@telegraphics.com.au> Return-path: Content-Disposition: inline; filename=dmx3191d-max_sectors Sender: linux-scsi-owner@vger.kernel.org To: "James E.J. Bottomley" , "Martin K. Petersen" , Michael Schmitz , linux-m68k@vger.kernel.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Ondrej Zary , Sam Creasey List-Id: linux-m68k@vger.kernel.org The dmx3191d driver is not capable of DMA or PDMA so all transfers use PIO. Now that large slow PIO transfers periodically stop and call cond_resched(), the max_sectors limit can go away. Signed-off-by: Finn Thain --- drivers/scsi/dmx3191d.c | 1 - 1 file changed, 1 deletion(-) Index: linux/drivers/scsi/dmx3191d.c =================================================================== --- linux.orig/drivers/scsi/dmx3191d.c 2016-03-14 15:26:39.000000000 +1100 +++ linux/drivers/scsi/dmx3191d.c 2016-03-14 15:26:49.000000000 +1100 @@ -67,7 +67,6 @@ static struct scsi_host_template dmx3191 .cmd_per_lun = 2, .use_clustering = DISABLE_CLUSTERING, .cmd_size = NCR5380_CMD_SIZE, - .max_sectors = 128, }; static int dmx3191d_probe_one(struct pci_dev *pdev,