From: Tejun Heo Date: Fri, 29 Jun 2007 02:33:08 +0000 (+0900) Subject: sata_inic162x: disable LBA48 devices X-Git-Tag: v2.6.22~48^2~3 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=90c937853d792ea997d7fdec72dbbea4f92e12c4;p=linux-2.6 sata_inic162x: disable LBA48 devices sata_inic162x can't do LBA48 properly yet and is likely to corrupt data on drives larger than LBA28 limit. Disable LBA48 devices during device configuration. Signed-off-by: Tejun Heo Signed-off-by: Jeff Garzik --- diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c index 2d80c9d95e..dc3bbce046 100644 --- a/drivers/ata/sata_inic162x.c +++ b/drivers/ata/sata_inic162x.c @@ -496,6 +496,13 @@ static void inic_dev_config(struct ata_device *dev) /* inic can only handle upto LBA28 max sectors */ if (dev->max_sectors > ATA_MAX_SECTORS) dev->max_sectors = ATA_MAX_SECTORS; + + if (dev->n_sectors >= 1 << 28) { + ata_dev_printk(dev, KERN_ERR, + "ERROR: This driver doesn't support LBA48 yet and may cause\n" + " data corruption on such devices. Disabling.\n"); + ata_dev_disable(dev); + } } static void init_port(struct ata_port *ap)