patch 4/7:
move the polling idle irq check from ata_interrupt() to ata_host_intr(),
where it makes more sense.
Signed-off-by: Albert Lee <albertcc@xxxxxxxxxx>
---
diff -Nrup 03_smart_flush/drivers/ata/libata-core.c 04_polling_check/drivers/ata/libata-core.c
--- 03_smart_flush/drivers/ata/libata-core.c 2007-05-11 10:24:19.000000000 +0800
+++ 04_polling_check/drivers/ata/libata-core.c 2007-05-11 10:25:09.000000000 +0800
@@ -5119,6 +5119,10 @@ inline unsigned int ata_host_intr (struc
VPRINTK("ata%u: protocol %d task_state %d\n",
ap->print_id, qc->tf.protocol, ap->hsm_task_state);
+ /* polling */
+ if (qc->tf.flags & ATA_TFLAG_POLLING)
+ goto idle_irq;
+
/* Check whether we are expecting interrupt in this state */
switch (ap->hsm_task_state) {
case HSM_ST_FIRST:
@@ -5229,8 +5233,7 @@ irqreturn_t ata_interrupt (int irq, void
struct ata_queued_cmd *qc;
qc = ata_qc_from_tag(ap, ap->active_tag);
- if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING)) &&
- (qc->flags & ATA_QCFLAG_ACTIVE))
+ if (qc && (qc->flags & ATA_QCFLAG_ACTIVE))
handled |= ata_host_intr(ap, qc);
}
}
-
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