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Commit 094f394d authored by Heinz Mauelshagen's avatar Heinz Mauelshagen Committed by Mike Snitzer
Browse files

dm raid: address checkpatch.pl complaints 



Use 'unsigned int' where appropriate.
Return negative errors.
Correct an indentation.

Signed-off-by: default avatarHeinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent 9c72bad1

drivers/md/dm-raid.c

+21 −21
Original line number Diff line number Diff line
@@ -256,10 +256,10 @@ static void rs_config_restore(struct raid_set *rs, struct rs_layout *l) 
static struct raid_type {

	const char *name;		/* RAID algorithm. */

	const char *descr;		/* Descriptor text for logging. */

	const unsigned parity_devs;	/* # of parity devices. */

	const unsigned minimal_devs;	/* minimal # of devices in set. */

	const unsigned level;		/* RAID level. */

	const unsigned algorithm;	/* RAID algorithm. */

	const unsigned int parity_devs;	/* # of parity devices. */

	const unsigned int minimal_devs;/* minimal # of devices in set. */

	const unsigned int level;	/* RAID level. */

	const unsigned int algorithm;	/* RAID algorithm. */

} raid_types[] = {

	{"raid0",	  "raid0 (striping)",			    0, 2, 0,  0 /* NONE */},

	{"raid1",	  "raid1 (mirroring)",			    0, 2, 1,  0 /* NONE */},
@@ -665,9 +665,9 @@ static void rs_set_new(struct raid_set *rs) 
}



static struct raid_set *raid_set_alloc(struct dm_target *ti, struct raid_type *raid_type,

				       unsigned raid_devs)

				       unsigned int raid_devs)

{

	unsigned i;

	unsigned int i;

	struct raid_set *rs;



	if (raid_devs <= raid_type->parity_devs) {
@@ -920,9 +920,9 @@ static int validate_region_size(struct raid_set *rs, unsigned long region_size) 
 */

static int validate_raid_redundancy(struct raid_set *rs)

{

	unsigned i, rebuild_cnt = 0;

	unsigned rebuilds_per_group = 0, copies;

	unsigned group_size, last_group_start;

	unsigned int i, rebuild_cnt = 0;

	unsigned int rebuilds_per_group = 0, copies;

	unsigned int group_size, last_group_start;



	for (i = 0; i < rs->md.raid_disks; i++)

		if (!test_bit(In_sync, &rs->dev[i].rdev.flags) ||
@@ -1030,12 +1030,12 @@ static int validate_raid_redundancy(struct raid_set *rs) 
 *    [raid10_format <near|far|offset>] Layout algorithm.  (Default: near)

 */

static int parse_raid_params(struct raid_set *rs, struct dm_arg_set *as,

			     unsigned num_raid_params)

			     unsigned int num_raid_params)

{

	int value, raid10_format = ALGORITHM_RAID10_DEFAULT;

	unsigned raid10_copies = 2;

	unsigned i, write_mostly = 0;

	unsigned region_size = 0;

	unsigned int raid10_copies = 2;

	unsigned int i, write_mostly = 0;

	unsigned int region_size = 0;

	sector_t max_io_len;

	const char *arg, *key;

	struct raid_dev *rd;
@@ -1447,7 +1447,7 @@ static int rs_set_dev_and_array_sectors(struct raid_set *rs, bool use_mddev) 
		if (rs->raid10_copies < 2 ||

		    delta_disks < 0) {

			rs->ti->error = "Bogus raid10 data copies or delta disks";

			return EINVAL;

			return -EINVAL;

		}



		dev_sectors *= rs->raid10_copies;
@@ -1474,7 +1474,7 @@ static int rs_set_dev_and_array_sectors(struct raid_set *rs, bool use_mddev) 
	return 0;

bad:

	rs->ti->error = "Target length not divisible by number of data devices";

	return EINVAL;

	return -EINVAL;

}



/* Setup recovery on @rs */
@@ -2758,12 +2758,12 @@ static void configure_discard_support(struct raid_set *rs) 
 * enforce recreation based on the passed in table parameters.

 *

 */

static int raid_ctr(struct dm_target *ti, unsigned argc, char **argv)

static int raid_ctr(struct dm_target *ti, unsigned int argc, char **argv)

{

	int r;

	bool resize;

	struct raid_type *rt;

	unsigned num_raid_params, num_raid_devs;

	unsigned int num_raid_params, num_raid_devs;

	sector_t calculated_dev_sectors;

	struct raid_set *rs = NULL;

	const char *arg;
@@ -3299,7 +3299,7 @@ static void raid_status(struct dm_target *ti, status_type_t type, 
	}

}



static int raid_message(struct dm_target *ti, unsigned argc, char **argv)

static int raid_message(struct dm_target *ti, unsigned int argc, char **argv)

{

	struct raid_set *rs = ti->private;

	struct mddev *mddev = &rs->md;
@@ -3351,7 +3351,7 @@ static int raid_iterate_devices(struct dm_target *ti, 
				iterate_devices_callout_fn fn, void *data)

{

	struct raid_set *rs = ti->private;

	unsigned i;

	unsigned int i;

	int r = 0;



	for (i = 0; !r && i < rs->md.raid_disks; i++)
@@ -3368,7 +3368,7 @@ static int raid_iterate_devices(struct dm_target *ti, 
static void raid_io_hints(struct dm_target *ti, struct queue_limits *limits)

{

	struct raid_set *rs = ti->private;

	unsigned chunk_size = rs->md.chunk_sectors << 9;

	unsigned int chunk_size = rs->md.chunk_sectors << 9;

	struct r5conf *conf = rs->md.private;



	blk_limits_io_min(limits, chunk_size);