Commit d993831f authored by Jens Axboe's avatar Jens Axboe
Browse files

writeback: add name to backing_dev_info 



This enables us to track who does what and print info. Its main use
is catching dirty inodes on the default_backing_dev_info, so we can
fix that up.

Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent f09b00d3

block/blk-core.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -501,6 +501,7 @@ struct request_queue *blk_alloc_queue_node(gfp_t gfp_mask, int node_id) 
			(VM_MAX_READAHEAD * 1024) / PAGE_CACHE_SIZE;

			(VM_MAX_READAHEAD * 1024) / PAGE_CACHE_SIZE;

	q->backing_dev_info.state = 0;

	q->backing_dev_info.state = 0;

	q->backing_dev_info.capabilities = BDI_CAP_MAP_COPY;

	q->backing_dev_info.capabilities = BDI_CAP_MAP_COPY;

	q->backing_dev_info.name = "block";





	err = bdi_init(&q->backing_dev_info);

	err = bdi_init(&q->backing_dev_info);

	if (err) {

	if (err) {

drivers/block/aoe/aoeblk.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -268,6 +268,7 @@ aoeblk_gdalloc(void *vp) 
	if (!d->blkq)

	if (!d->blkq)

		goto err_mempool;

		goto err_mempool;

	blk_queue_make_request(d->blkq, aoeblk_make_request);

	blk_queue_make_request(d->blkq, aoeblk_make_request);

	d->blkq->backing_dev_info.name = "aoe";

	if (bdi_init(&d->blkq->backing_dev_info))

	if (bdi_init(&d->blkq->backing_dev_info))

		goto err_blkq;

		goto err_blkq;

	spin_lock_irqsave(&d->lock, flags);

	spin_lock_irqsave(&d->lock, flags);

drivers/char/mem.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -822,6 +822,7 @@ static const struct file_operations zero_fops = { 
 * - permits private mappings, "copies" are taken of the source of zeros

 * - permits private mappings, "copies" are taken of the source of zeros

 */

 */

static struct backing_dev_info zero_bdi = {

static struct backing_dev_info zero_bdi = {

	.name		= "char/mem",

	.capabilities	= BDI_CAP_MAP_COPY,

	.capabilities	= BDI_CAP_MAP_COPY,

};

};

fs/btrfs/disk-io.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -1352,6 +1352,7 @@ static int setup_bdi(struct btrfs_fs_info *info, struct backing_dev_info *bdi) 
{

{

	int err;

	int err;





	bdi->name = "btrfs";

	bdi->capabilities = BDI_CAP_MAP_COPY;

	bdi->capabilities = BDI_CAP_MAP_COPY;

	err = bdi_init(bdi);

	err = bdi_init(bdi);

	if (err)

	if (err)

fs/char_dev.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -31,6 +31,7 @@ 
 * - no readahead or I/O queue unplugging required

 * - no readahead or I/O queue unplugging required

 */

 */

struct backing_dev_info directly_mappable_cdev_bdi = {

struct backing_dev_info directly_mappable_cdev_bdi = {

	.name = "char",

	.capabilities	= (

	.capabilities	= (

#ifdef CONFIG_MMU

#ifdef CONFIG_MMU

		/* permit private copies of the data to be taken */

		/* permit private copies of the data to be taken */

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