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Commit 389984cb authored by Jeff Garzik's avatar Jeff Garzik
Browse files

Merge branch 'upstream-fixes'

parents 8a19ac89 9caafa6c

drivers/scsi/sata_sil.c

+8 −2
Original line number Diff line number Diff line
@@ -231,6 +231,10 @@ MODULE_LICENSE("GPL"); 
MODULE_DEVICE_TABLE(pci, sil_pci_tbl);

MODULE_VERSION(DRV_VERSION);



static int slow_down = 0;

module_param(slow_down, int, 0444);

MODULE_PARM_DESC(slow_down, "Sledgehammer used to work around random problems, by limiting commands to 15 sectors (0=off, 1=on)");





static unsigned char sil_get_device_cache_line(struct pci_dev *pdev)

{
@@ -354,8 +358,10 @@ static void sil_dev_config(struct ata_port *ap, struct ata_device *dev) 
		}



	/* limit requests to 15 sectors */

	if ((ap->flags & SIL_FLAG_MOD15WRITE) && (quirks & SIL_QUIRK_MOD15WRITE)) {

		printk(KERN_INFO "ata%u(%u): applying Seagate errata fix\n",

	if (slow_down ||

	    ((ap->flags & SIL_FLAG_MOD15WRITE) &&

	     (quirks & SIL_QUIRK_MOD15WRITE))) {

		printk(KERN_INFO "ata%u(%u): applying Seagate errata fix (mod15write workaround)\n",

		       ap->id, dev->devno);

		ap->host->max_sectors = 15;

		ap->host->hostt->max_sectors = 15;