[dm-devel] [PATCH 6/6] scsi_dh : release the refcounts in scsi_dh_rdac handler when activate is complete
Moger, Babu
Babu.Moger at lsi.com
Wed Jul 28 23:00:11 UTC 2010
This patch releases the refcounts when activate is complete in scsi_dh_rdac handler.
Signed-off-by: Babu Moger <babu.moger at lsi.com>
---
--- linux-2.6.35-rc5/drivers/scsi/device_handler/scsi_dh_rdac.c.orig 2010-07-23 05:51:24.000000000 -0500
+++ linux-2.6.35-rc5/drivers/scsi/device_handler/scsi_dh_rdac.c 2010-07-23 05:54:05.000000000 -0500
@@ -209,6 +209,7 @@ static const char *lun_state[] =
struct rdac_queue_data {
struct list_head entry;
struct rdac_dh_data *h;
+ struct scsi_device *sdev;
activate_complete callback_fn;
void *callback_data;
};
@@ -614,6 +615,9 @@ done:
qdata->h->state = RDAC_STATE_ACTIVE;
if (qdata->callback_fn)
qdata->callback_fn(qdata->callback_data, err);
+ kref_put(&qdata->sdev->scsi_dh_data->kref,
+ scsi_dh_handler_cleanup);
+ put_device(&qdata->sdev->sdev_gendev);
kfree(qdata);
}
return;
@@ -630,6 +634,7 @@ static int queue_mode_select(struct scsi
return SCSI_DH_RETRY;
qdata->h = get_rdac_data(sdev);
+ qdata->sdev = sdev;
qdata->callback_fn = fn;
qdata->callback_data = data;
@@ -663,6 +668,8 @@ static int rdac_activate(struct scsi_dev
done:
if (fn)
fn(data, err);
+ kref_put(&sdev->scsi_dh_data->kref, scsi_dh_handler_cleanup);
+ put_device(&sdev->sdev_gendev);
return 0;
}
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