mmc: queue: append partition subname to queue thread name
For example, an eMMC with 2 boot partitions will have 3 threads.
The names change from:
40 ? 00:00:00 mmcqd/0
41 ? 00:00:00 mmcqd/0
42 ? 00:00:00 mmcqd/0
to:
40 ? 00:00:00 mmcqd/0
41 ? 00:00:00 mmcqd/0boot0
42 ? 00:00:00 mmcqd/0boot1
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andrei Warkentin <andreiw@motorola.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 77cd083..f85e422 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -1024,7 +1024,7 @@
INIT_LIST_HEAD(&md->part);
md->usage = 1;
- ret = mmc_init_queue(&md->queue, card, &md->lock);
+ ret = mmc_init_queue(&md->queue, card, &md->lock, subname);
if (ret)
goto err_putdisk;
diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c
index c07322c..3e2db1c 100644
--- a/drivers/mmc/card/queue.c
+++ b/drivers/mmc/card/queue.c
@@ -106,10 +106,12 @@
* @mq: mmc queue
* @card: mmc card to attach this queue
* @lock: queue lock
+ * @subname: partition subname
*
* Initialise a MMC card request queue.
*/
-int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card, spinlock_t *lock)
+int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card,
+ spinlock_t *lock, const char *subname)
{
struct mmc_host *host = card->host;
u64 limit = BLK_BOUNCE_HIGH;
@@ -209,8 +211,8 @@
sema_init(&mq->thread_sem, 1);
- mq->thread = kthread_run(mmc_queue_thread, mq, "mmcqd/%d",
- host->index);
+ mq->thread = kthread_run(mmc_queue_thread, mq, "mmcqd/%d%s",
+ host->index, subname ? subname : "");
if (IS_ERR(mq->thread)) {
ret = PTR_ERR(mq->thread);
diff --git a/drivers/mmc/card/queue.h b/drivers/mmc/card/queue.h
index 64e66e0..6223ef8 100644
--- a/drivers/mmc/card/queue.h
+++ b/drivers/mmc/card/queue.h
@@ -19,7 +19,8 @@
unsigned int bounce_sg_len;
};
-extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *);
+extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *,
+ const char *);
extern void mmc_cleanup_queue(struct mmc_queue *);
extern void mmc_queue_suspend(struct mmc_queue *);
extern void mmc_queue_resume(struct mmc_queue *);