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| author | Albert Lee <albertcc@tw.ibm.com> | 2005-12-05 15:40:15 +0800 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-12-06 04:49:23 -0500 |
| commit | 1c8489840e6b080e810e588423c1b6dd5913cf18 (patch) | |
| tree | 3b0061fc1f571570e8ddf6069277b497a951f385 /drivers/scsi | |
| parent | a22e2eb0710798009b8e696ae911aef745089dd6 (diff) | |
| download | op-kernel-dev-1c8489840e6b080e810e588423c1b6dd5913cf18.zip op-kernel-dev-1c8489840e6b080e810e588423c1b6dd5913cf18.tar.gz | |
[PATCH] libata: determine the err_mask when the error is found
- move "qc->err_mask |= AC_ERR_ATA_BUS" to where the error is found
- add "assert(qc->err_mask)" to ata_pio_error() to make sure qc->err_mask was available when we enter the error state
Signed-off-by: Albert Lee <albertcc@tw.ibm.com>
============
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/libata-core.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index f56b4da..cc003f2 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -2830,6 +2830,7 @@ static unsigned long ata_pio_poll(struct ata_port *ap) status = ata_chk_status(ap); if (status & ATA_BUSY) { if (time_after(jiffies, ap->pio_task_timeout)) { + qc->err_mask |= AC_ERR_ATA_BUS; ap->hsm_task_state = HSM_ST_TMOUT; return 0; } @@ -2880,6 +2881,7 @@ static int ata_pio_complete (struct ata_port *ap) drv_stat = ata_wait_idle(ap); if (!ata_ok(drv_stat)) { + qc->err_mask |= __ac_err_mask(drv_stat); ap->hsm_task_state = HSM_ST_ERR; return 0; } @@ -3195,6 +3197,7 @@ static void atapi_pio_bytes(struct ata_queued_cmd *qc) err_out: printk(KERN_INFO "ata%u: dev %u: ATAPI check failed\n", ap->id, dev->devno); + qc->err_mask |= AC_ERR_ATA_BUS; ap->hsm_task_state = HSM_ST_ERR; } @@ -3244,6 +3247,7 @@ static void ata_pio_block(struct ata_port *ap) } else { /* handle BSY=0, DRQ=0 as error */ if ((status & ATA_DRQ) == 0) { + qc->err_mask |= AC_ERR_ATA_BUS; ap->hsm_task_state = HSM_ST_ERR; return; } @@ -3261,9 +3265,13 @@ static void ata_pio_error(struct ata_port *ap) qc = ata_qc_from_tag(ap, ap->active_tag); assert(qc != NULL); + /* make sure qc->err_mask is available to + * know what's wrong and recover + */ + assert(qc->err_mask); + ap->hsm_task_state = HSM_ST_IDLE; - qc->err_mask |= AC_ERR_ATA_BUS; ata_poll_qc_complete(qc); } |
