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Commit 6cec4a39 authored by Tejun Heo's avatar Tejun Heo
Browse files

[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: default avatarTejun Heo <htejun@gmail.com>
parent 2115ea94

drivers/scsi/libata-core.c

+3 −3
Original line number Diff line number Diff line
@@ -1006,7 +1006,7 @@ unsigned ata_exec_internal(struct ata_device *dev, 
	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 @@ static struct ata_queued_cmd *ata_qc_new(struct ata_port *ap) 


	/* 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 @@ void ata_qc_free(struct ata_queued_cmd *qc) 
	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);

	}

}

include/linux/libata.h

+1 −1
Original line number Diff line number Diff line
@@ -474,7 +474,7 @@ struct ata_port { 
	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;