diff options
| author | Tejun Heo <htejun@gmail.com> | 2006-11-14 22:47:10 +0900 |
|---|---|---|
| committer | Tejun Heo <htejun@gmail.com> | 2006-12-03 17:56:24 +0900 |
| commit | 70e6ad0c6d1e6cb9ee3c036a85ca2561eb1fd766 (patch) | |
| tree | 9af1423c89d7f58093d2ee3cfc2112c2060ebfca | |
| parent | bd056d7eeb55d696556ee4f5ee2acb67b2d16df4 (diff) | |
[PATCH] libata: prepare ata_sg_clean() for invocation from EH
Make ata_sg_clean() global and don't allow NCQ for internal commands.
Signed-off-by: Tejun Heo <htejun@gmail.com>
| -rw-r--r-- | drivers/ata/libata-core.c | 6 | ||||
| -rw-r--r-- | drivers/ata/libata.h | 1 |
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 4ac53ef0e4b..88327638820 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -309,7 +309,8 @@ int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev, tf->flags |= tf_flags; if ((dev->flags & (ATA_DFLAG_PIO | ATA_DFLAG_NCQ_OFF | - ATA_DFLAG_NCQ)) == ATA_DFLAG_NCQ) { + ATA_DFLAG_NCQ)) == ATA_DFLAG_NCQ && + likely(tag != ATA_TAG_INTERNAL)) { /* yay, NCQ */ if (!lba_48_ok(block, n_block)) return -ERANGE; @@ -3533,8 +3534,7 @@ static unsigned int ata_dev_init_params(struct ata_device *dev, * LOCKING: * spin_lock_irqsave(host lock) */ - -static void ata_sg_clean(struct ata_queued_cmd *qc) +void ata_sg_clean(struct ata_queued_cmd *qc) { struct ata_port *ap = qc->ap; struct scatterlist *sg = qc->__sg; diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index 60576b1237e..1ff3f59504c 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -73,6 +73,7 @@ extern int sata_down_spd_limit(struct ata_port *ap); extern int sata_set_spd_needed(struct ata_port *ap); extern int ata_down_xfermask_limit(struct ata_device *dev, int force_pio0); extern int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev); +extern void ata_sg_clean(struct ata_queued_cmd *qc); extern void ata_qc_free(struct ata_queued_cmd *qc); extern void ata_qc_issue(struct ata_queued_cmd *qc); extern void __ata_qc_complete(struct ata_queued_cmd *qc); |