summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorAlasdair G Kergon <agk@redhat.com>2012-07-27 15:08:08 +0100
committerAlasdair G Kergon <agk@redhat.com>2012-07-27 15:08:08 +0100
commit0ac55489d9e3898987b2ae305844cf2af86e6b8d (patch)
treeceacdf378d929bd0037879f42ea6270bc5ba220d
parent16ad3d103dbec4fe6c5950d5a6c383ba9a5296ef (diff)
downloadop-kernel-dev-0ac55489d9e3898987b2ae305844cf2af86e6b8d.zip
op-kernel-dev-0ac55489d9e3898987b2ae305844cf2af86e6b8d.tar.gz
dm: use bool bitfields in struct dm_target
Use boolean bit fields for flags in struct dm_target. Signed-off-by: Alasdair G Kergon <agk@redhat.com>
-rw-r--r--drivers/md/dm-crypt.c2
-rw-r--r--drivers/md/dm-raid1.c2
-rw-r--r--drivers/md/dm-thin.c8
-rw-r--r--include/linux/device-mapper.h6
4 files changed, 9 insertions, 9 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 330f1ea..00a25ab 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1694,7 +1694,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
}
ti->num_flush_requests = 1;
- ti->discard_zeroes_data_unsupported = 1;
+ ti->discard_zeroes_data_unsupported = true;
return 0;
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 819ccba..596a3a1 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -1088,7 +1088,7 @@ static int mirror_ctr(struct dm_target *ti, unsigned int argc, char **argv)
ti->num_flush_requests = 1;
ti->num_discard_requests = 1;
- ti->discard_zeroes_data_unsupported = 1;
+ ti->discard_zeroes_data_unsupported = true;
ms->kmirrord_wq = alloc_workqueue("kmirrord",
WQ_NON_REENTRANT | WQ_MEM_RECLAIM, 0);
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index ee5a3fc..0262155 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -2053,7 +2053,7 @@ static int pool_ctr(struct dm_target *ti, unsigned argc, char **argv)
* stacking of discard limits (this keeps the pool and
* thin devices' discard limits consistent).
*/
- ti->discards_supported = 1;
+ ti->discards_supported = true;
}
ti->private = pt;
@@ -2656,11 +2656,11 @@ static int thin_ctr(struct dm_target *ti, unsigned argc, char **argv)
/* In case the pool supports discards, pass them on. */
if (tc->pool->pf.discard_enabled) {
- ti->discards_supported = 1;
+ ti->discards_supported = true;
ti->num_discard_requests = 1;
- ti->discard_zeroes_data_unsupported = 1;
+ ti->discard_zeroes_data_unsupported = true;
/* Discard requests must be split on a block boundary */
- ti->split_discard_requests = 1;
+ ti->split_discard_requests = true;
}
dm_put(pool_md);
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index bdd65e9..eb75363 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -221,18 +221,18 @@ struct dm_target {
* Set if this target needs to receive discards regardless of
* whether or not its underlying devices have support.
*/
- unsigned discards_supported:1;
+ bool discards_supported:1;
/*
* Set if the target required discard request to be split
* on max_io_len boundary.
*/
- unsigned split_discard_requests:1;
+ bool split_discard_requests:1;
/*
* Set if this target does not return zeroes on discarded blocks.
*/
- unsigned discard_zeroes_data_unsupported:1;
+ bool discard_zeroes_data_unsupported:1;
};
/* Each target can link one of these into the table */
OpenPOWER on IntegriCloud