dm log: generalise name in messages

Change dm-log.c messages from "mirror log" to "dirty region log" as
a new dm target wants to share this code.

Signed-off-by: Heinz Mauelshagen <hjm@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c
index 2a74b2142f502a6e2ea944e39b598d90cbb96cac..34c25b0073ecf4d31dbd863800af5b9c0f3ffa06 100644 (file)
--- a/drivers/md/dm-log.c
+++ b/drivers/md/dm-log.c
@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2003 Sistina Software
+ * Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved.
  *
  * This file is released under the LGPL.
  */
@@ -12,7 +13,7 @@
 #include "dm-log.h"
 #include "dm-io.h"
 
-#define DM_MSG_PREFIX "mirror log"
+#define DM_MSG_PREFIX "dirty region log"
 
 static LIST_HEAD(_log_types);
 static DEFINE_SPINLOCK(_lock);
@@ -315,7 +316,7 @@ static int create_log_context(struct dirty_log *log, struct dm_target *ti,
        int r;
 
        if (argc < 1 || argc > 2) {
-               DMWARN("wrong number of arguments to mirror log");
+               DMWARN("wrong number of arguments to dirty region log");
                return -EINVAL;
        }
 
@@ -325,8 +326,8 @@ static int create_log_context(struct dirty_log *log, struct dm_target *ti,
                else if (!strcmp(argv[1], "nosync"))
                        sync = NOSYNC;
                else {
-                       DMWARN("unrecognised sync argument to mirror log: %s",
-                              argv[1]);
+                       DMWARN("unrecognised sync argument to "
+                              "dirty region log: %s", argv[1]);
                        return -EINVAL;
                }
        }
@@ -467,7 +468,7 @@ static int disk_ctr(struct dirty_log *log, struct dm_target *ti,
        struct dm_dev *dev;
 
        if (argc < 2 || argc > 3) {
-               DMWARN("wrong number of arguments to disk mirror log");
+               DMWARN("wrong number of arguments to disk dirty region log");
                return -EINVAL;
        }
 
@@ -524,7 +525,7 @@ static int disk_resume(struct dirty_log *log)
        /* read the disk header */
        r = read_header(lc);
        if (r) {
-               DMWARN("%s: Failed to read header on mirror log device",
+               DMWARN("%s: Failed to read header on dirty region log device",
                       lc->log_dev->name);
                fail_log_device(lc);
                /*
@@ -562,7 +563,7 @@ static int disk_resume(struct dirty_log *log)
        /* write the new header */
        r = write_header(lc);
        if (r) {
-               DMWARN("%s: Failed to write header on mirror log device",
+               DMWARN("%s: Failed to write header on dirty region log device",
                       lc->log_dev->name);
                fail_log_device(lc);
        }