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OpenCloudOS-Kernel
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[libata] Disable FUA 

Until problems are sorted.
This commit is contained in:
Jeff Garzik 2006-02-27 22:31:19 -05:00
parent e95a9ec1bb
commit c3c013a2c2
3 changed files with 7 additions and 0 deletions
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4
drivers/scsi/libata-core.c
View File

@ -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");

2
drivers/scsi/libata-scsi.c
View File

@ -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;

1
drivers/scsi/libata.h
View File

@ -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);