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authorHeinz Mauelshagen <hjm@redhat.com>2008-04-24 21:43:09 +0100
committerAlasdair G Kergon <agk@redhat.com>2008-04-25 13:26:39 +0100
commit769aef30f0f505c44bbe9fcd2c911a052a386139 (patch)
tree8c9d8da4d1f173935d54398b1daf52df316fc3ca /drivers/md
parentb7fd54a70f99061721e604d72d940541e5b2b168 (diff)
dm log: move dirty region log code into separate module
Move the dirty region log code into a separate module so other targets can share the code. Signed-off-by: Heinz Mauelshagen <hjm@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/Makefile4
-rw-r--r--drivers/md/dm-log.c9
-rw-r--r--drivers/md/dm-raid1.c10
3 files changed, 11 insertions, 12 deletions
diff --git a/drivers/md/Makefile b/drivers/md/Makefile
index d9aa7edb878..be4b069bbc5 100644
--- a/drivers/md/Makefile
+++ b/drivers/md/Makefile
@@ -6,7 +6,7 @@ dm-mod-objs := dm.o dm-table.o dm-target.o dm-linear.o dm-stripe.o \
dm-ioctl.o dm-io.o kcopyd.o
dm-multipath-objs := dm-hw-handler.o dm-path-selector.o dm-mpath.o
dm-snapshot-objs := dm-snap.o dm-exception-store.o
-dm-mirror-objs := dm-log.o dm-raid1.o
+dm-mirror-objs := dm-raid1.o
dm-rdac-objs := dm-mpath-rdac.o
dm-hp-sw-objs := dm-mpath-hp-sw.o
md-mod-objs := md.o bitmap.o
@@ -39,7 +39,7 @@ obj-$(CONFIG_DM_MULTIPATH_EMC) += dm-emc.o
obj-$(CONFIG_DM_MULTIPATH_HP) += dm-hp-sw.o
obj-$(CONFIG_DM_MULTIPATH_RDAC) += dm-rdac.o
obj-$(CONFIG_DM_SNAPSHOT) += dm-snapshot.o
-obj-$(CONFIG_DM_MIRROR) += dm-mirror.o
+obj-$(CONFIG_DM_MIRROR) += dm-mirror.o dm-log.o
obj-$(CONFIG_DM_ZERO) += dm-zero.o
quiet_cmd_unroll = UNROLL $@
diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c
index 34c25b0073e..f6b20def2ac 100644
--- a/drivers/md/dm-log.c
+++ b/drivers/md/dm-log.c
@@ -777,7 +777,7 @@ int __init dm_dirty_log_init(void)
return r;
}
-void dm_dirty_log_exit(void)
+void __exit dm_dirty_log_exit(void)
{
dm_unregister_dirty_log_type(&_disk_type);
dm_unregister_dirty_log_type(&_core_type);
@@ -787,3 +787,10 @@ EXPORT_SYMBOL(dm_register_dirty_log_type);
EXPORT_SYMBOL(dm_unregister_dirty_log_type);
EXPORT_SYMBOL(dm_create_dirty_log);
EXPORT_SYMBOL(dm_destroy_dirty_log);
+
+module_init(dm_dirty_log_init);
+module_exit(dm_dirty_log_exit);
+
+MODULE_DESCRIPTION(DM_NAME " dirty region log");
+MODULE_AUTHOR("Joe Thornber, Heinz Mauelshagen <dm-devel@redhat.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 64489e714c9..c4ce01180b6 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -1862,15 +1862,9 @@ static int __init dm_mirror_init(void)
{
int r;
- r = dm_dirty_log_init();
- if (r)
- return r;
-
r = dm_register_target(&mirror_target);
- if (r < 0) {
+ if (r < 0)
DMERR("Failed to register mirror target");
- dm_dirty_log_exit();
- }
return r;
}
@@ -1882,8 +1876,6 @@ static void __exit dm_mirror_exit(void)
r = dm_unregister_target(&mirror_target);
if (r < 0)
DMERR("unregister failed %d", r);
-
- dm_dirty_log_exit();
}
/* Module hooks */