dm-log-userspace: use kzalloc instead of kmalloc (plus some comment fixes)
Signed-off-by: Jonathan Brassow <jbrassow@xxxxxxxxxx>
Index: linux-upstream/drivers/md/dm-log-userspace-base.c
===================================================================
--- linux-upstream.orig/drivers/md/dm-log-userspace-base.c
+++ linux-upstream/drivers/md/dm-log-userspace-base.c
@@ -146,7 +146,7 @@ static int build_constructor_string(stru
* <UUID> <other args>
* Where 'other args' is the userspace implementation specific log
* arguments. An example might be:
- * <UUID> clustered_disk <arg count> <log dev> <region_size> [[no]sync]
+ * <UUID> clustered-disk <arg count> <log dev> <region_size> [[no]sync]
*
* So, this module will strip off the <UUID> for identification purposes
* when communicating with userspace about a log; but will pass on everything
@@ -167,7 +167,7 @@ static int userspace_ctr(struct dm_dirty
return -EINVAL;
}
- lc = kmalloc(sizeof(*lc), GFP_KERNEL);
+ lc = kzalloc(sizeof(*lc), GFP_KERNEL);
if (!lc) {
DMWARN("Unable to allocate userspace log context.");
return -ENOMEM;
Index: linux-upstream/Documentation/device-mapper/dm-log.txt
===================================================================
--- linux-upstream.orig/Documentation/device-mapper/dm-log.txt
+++ linux-upstream/Documentation/device-mapper/dm-log.txt
@@ -48,7 +48,7 @@ kernel and userspace, 'connector' is use
communication.
There are currently two userspace log implementations that leverage this
-framework - "clustered_disk" and "clustered_core". These implementations
+framework - "clustered-disk" and "clustered-core". These implementations
provide a cluster-coherent log for shared-storage. Device-mapper mirroring
can be used in a shared-storage environment when the cluster log implementations
are employed.
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