[PATCH] libata-ncq: rename ap->qactive to ap->qc_allocated

Rename ap->qactive to ap->qc_allocated.  This is to accomodate
addition of ap->qc_active, mask of active qcs.

Signed-off-by: Tejun Heo <htejun@gmail.com>
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 487b8f2..f840180 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -1006,7 +1006,7 @@
 	else
 		tag = 0;
 
-	if (test_and_set_bit(tag, &ap->qactive))
+	if (test_and_set_bit(tag, &ap->qc_allocated))
 		BUG();
 	qc = __ata_qc_from_tag(ap, tag);
 
@@ -4207,7 +4207,7 @@
 
 	/* the last tag is reserved for internal command. */
 	for (i = 0; i < ATA_MAX_QUEUE - 1; i++)
-		if (!test_and_set_bit(i, &ap->qactive)) {
+		if (!test_and_set_bit(i, &ap->qc_allocated)) {
 			qc = __ata_qc_from_tag(ap, i);
 			break;
 		}
@@ -4264,7 +4264,7 @@
 	tag = qc->tag;
 	if (likely(ata_tag_valid(tag))) {
 		qc->tag = ATA_TAG_POISON;
-		clear_bit(tag, &ap->qactive);
+		clear_bit(tag, &ap->qc_allocated);
 	}
 }
 
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 7c9e280..b3a4f8b 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -474,7 +474,7 @@
 	struct ata_device	device[ATA_MAX_DEVICES];
 
 	struct ata_queued_cmd	qcmd[ATA_MAX_QUEUE];
-	unsigned long		qactive;
+	unsigned long		qc_allocated;
 	unsigned int		active_tag;
 
 	struct ata_host_stats	stats;