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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-28 05:43:36 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-28 05:43:36 +0100 |
| commit | a8b76b491510b7591c584838d0d7922f9ffe5c2c (patch) | |
| tree | b0d9e8b9c428b59beaf3251db17a54dfc1fd1a11 /drivers | |
| parent | Revert "[PATCH] x86_64: Only do the clustered systems have unsynchronized TSC... (diff) | |
| parent | [libata] Disable FUA (diff) | |
| download | linux-a8b76b491510b7591c584838d0d7922f9ffe5c2c.tar.xz linux-a8b76b491510b7591c584838d0d7922f9ffe5c2c.zip | |
Merge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/libata-core.c | 4 | ||||
| -rw-r--r-- | drivers/scsi/libata-scsi.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/libata.h | 1 |
3 files changed, 7 insertions, 0 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 5f1d7580218d..4f91b0dc572b 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 07b1e7cc61df..59503c9ccac9 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 e03ce48b7b4b..fddaf479a544 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); |