From c3c013a2c218cdede2d2e73df01ed4f813538941 Mon Sep 17 00:00:00 2001 From: Jeff Garzik Date: Mon, 27 Feb 2006 22:31:19 -0500 Subject: [PATCH] [libata] Disable FUA Until problems are sorted. --- drivers/scsi/libata-core.c | 4 ++++ drivers/scsi/libata-scsi.c | 2 ++ drivers/scsi/libata.h | 1 + 3 files changed, 7 insertions(+) diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 5f1d7580218..4f91b0dc572 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -82,6 +82,10 @@ int atapi_enabled = 0; module_param(atapi_enabled, int, 0444); MODULE_PARM_DESC(atapi_enabled, "Enable discovery of ATAPI devices (0=off, 1=on)"); +int libata_fua = 0; +module_param_named(fua, libata_fua, int, 0444); +MODULE_PARM_DESC(fua, "FUA support (0=off, 1=on)"); + MODULE_AUTHOR("Jeff Garzik"); MODULE_DESCRIPTION("Library module for ATA devices"); MODULE_LICENSE("GPL"); diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c index 07b1e7cc61d..59503c9ccac 100644 --- a/drivers/scsi/libata-scsi.c +++ b/drivers/scsi/libata-scsi.c @@ -1708,6 +1708,8 @@ static int ata_dev_supports_fua(u16 *id) { unsigned char model[41], fw[9]; + if (!libata_fua) + return 0; if (!ata_id_has_fua(id)) return 0; diff --git a/drivers/scsi/libata.h b/drivers/scsi/libata.h index e03ce48b7b4..fddaf479a54 100644 --- a/drivers/scsi/libata.h +++ b/drivers/scsi/libata.h @@ -41,6 +41,7 @@ struct ata_scsi_args { /* libata-core.c */ extern int atapi_enabled; +extern int libata_fua; extern struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap, struct ata_device *dev); extern int ata_rwcmd_protocol(struct ata_queued_cmd *qc); -- 2.41.1