Commit 0fcb100d authored by Nathan Huckleberry's avatar Nathan Huckleberry Committed by Mike Snitzer
Browse files

dm bufio: Add flags argument to dm_bufio_client_create 



Add a flags argument to dm_bufio_client_create and update all the
callers. This is in preparation to add the DM_BUFIO_NO_SLEEP flag.

Signed-off-by: default avatarNathan Huckleberry <nhuck@google.com>
Signed-off-by: default avatarMike Snitzer <snitzer@kernel.org>
parent 9dd1cd32

drivers/md/dm-bufio.c

+2 −1
Original line number Diff line number Diff line
@@ -1717,7 +1717,8 @@ static unsigned long dm_bufio_shrink_count(struct shrinker *shrink, struct shrin 
struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsigned block_size,

					       unsigned reserved_buffers, unsigned aux_size,

					       void (*alloc_callback)(struct dm_buffer *),

					       void (*write_callback)(struct dm_buffer *))

					       void (*write_callback)(struct dm_buffer *),

					       unsigned int flags)

{

	int r;

	struct dm_bufio_client *c;

drivers/md/dm-ebs-target.c

+2 −1
Original line number Diff line number Diff line
@@ -312,7 +312,8 @@ static int ebs_ctr(struct dm_target *ti, unsigned int argc, char **argv) 
		goto bad;

	}



	ec->bufio = dm_bufio_client_create(ec->dev->bdev, to_bytes(ec->u_bs), 1, 0, NULL, NULL);

	ec->bufio = dm_bufio_client_create(ec->dev->bdev, to_bytes(ec->u_bs), 1,

					   0, NULL, NULL, 0);

	if (IS_ERR(ec->bufio)) {

		ti->error = "Cannot create dm bufio client";

		r = PTR_ERR(ec->bufio);

drivers/md/dm-integrity.c

+1 −1
Original line number Diff line number Diff line
@@ -4439,7 +4439,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv) 
	}



	ic->bufio = dm_bufio_client_create(ic->meta_dev ? ic->meta_dev->bdev : ic->dev->bdev,

			1U << (SECTOR_SHIFT + ic->log2_buffer_sectors), 1, 0, NULL, NULL);

			1U << (SECTOR_SHIFT + ic->log2_buffer_sectors), 1, 0, NULL, NULL, 0);

	if (IS_ERR(ic->bufio)) {

		r = PTR_ERR(ic->bufio);

		ti->error = "Cannot initialize dm-bufio";

drivers/md/dm-snap-persistent.c

+1 −1
Original line number Diff line number Diff line
@@ -494,7 +494,7 @@ static int read_exceptions(struct pstore *ps, 


	client = dm_bufio_client_create(dm_snap_cow(ps->store->snap)->bdev,

					ps->store->chunk_size << SECTOR_SHIFT,

					1, 0, NULL, NULL);

					1, 0, NULL, NULL, 0);



	if (IS_ERR(client))

		return PTR_ERR(client);

drivers/md/dm-verity-fec.c

+2 −2
Original line number Diff line number Diff line
@@ -749,7 +749,7 @@ int verity_fec_ctr(struct dm_verity *v) 


	f->bufio = dm_bufio_client_create(f->dev->bdev,

					  f->io_size,

					  1, 0, NULL, NULL);

					  1, 0, NULL, NULL, 0);

	if (IS_ERR(f->bufio)) {

		ti->error = "Cannot initialize FEC bufio client";

		return PTR_ERR(f->bufio);
@@ -765,7 +765,7 @@ int verity_fec_ctr(struct dm_verity *v) 


	f->data_bufio = dm_bufio_client_create(v->data_dev->bdev,

					       1 << v->data_dev_block_bits,

					       1, 0, NULL, NULL);

					       1, 0, NULL, NULL, 0);

	if (IS_ERR(f->data_bufio)) {

		ti->error = "Cannot initialize FEC data bufio client";

		return PTR_ERR(f->data_bufio);