dm: rename dm_suspended to dm_suspended_md

This patch renames dm_suspended() to dm_suspended_md() and
keeps it internal to dm.
No functional change.

Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Cc: Mike Anderson <andmike@linux.vnet.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

4 files changed, 16 insertions, 11 deletions

diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 63fd4de25bda..1d669322b27c 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -579,7 +579,7 @@ static int __dev_status(struct mapped_device *md, struct dm_ioctl *param)
         param->flags &= ~(DM_SUSPEND_FLAG | DM_READONLY_FLAG |
                           DM_ACTIVE_PRESENT_FLAG);
 
-        if (dm_suspended(md))
+        if (dm_suspended_md(md))
                 param->flags |= DM_SUSPEND_FLAG;
 
         param->dev = huge_encode_dev(disk_devt(disk));
@@ -839,7 +839,7 @@ static int do_suspend(struct dm_ioctl *param)
         if (param->flags & DM_NOFLUSH_FLAG)
                 suspend_flags |= DM_SUSPEND_NOFLUSH_FLAG;
 
-        if (!dm_suspended(md))
+        if (!dm_suspended_md(md))
                 r = dm_suspend(md, suspend_flags);
 
         if (!r)
@@ -881,7 +881,7 @@ static int do_resume(struct dm_ioctl *param)
                         suspend_flags &= ~DM_SUSPEND_LOCKFS_FLAG;
                 if (param->flags & DM_NOFLUSH_FLAG)
                         suspend_flags |= DM_SUSPEND_NOFLUSH_FLAG;
-                if (!dm_suspended(md))
+                if (!dm_suspended_md(md))
                         dm_suspend(md, suspend_flags);
 
                 old_map = dm_swap_table(md, new_map);
@@ -897,7 +897,7 @@ static int do_resume(struct dm_ioctl *param)
                         set_disk_ro(dm_disk(md), 1);
         }
 
-        if (dm_suspended(md))
+        if (dm_suspended_md(md))
                 r = dm_resume(md);
 
         if (old_map)
diff --git a/drivers/md/dm-sysfs.c b/drivers/md/dm-sysfs.c
index b000de38c99a..f53392df7b97 100644
--- a/drivers/md/dm-sysfs.c
+++ b/drivers/md/dm-sysfs.c
@@ -59,7 +59,7 @@ static ssize_t dm_attr_uuid_show(struct mapped_device *md, char *buf)
 
 static ssize_t dm_attr_suspended_show(struct mapped_device *md, char *buf)
 {
-        sprintf(buf, "%d\n", dm_suspended(md));
+        sprintf(buf, "%d\n", dm_suspended_md(md));
 
         return strlen(buf);
 }
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index f2b993c43359..e0702bf37935 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -415,7 +415,7 @@ static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,
 
         tgt = dm_table_get_target(map, 0);
 
-        if (dm_suspended(md)) {
+        if (dm_suspended_md(md)) {
                 r = -EAGAIN;
                 goto out;
         }
@@ -2182,7 +2182,7 @@ void dm_put(struct mapped_device *md)
                             MINOR(disk_devt(dm_disk(md))));
                 set_bit(DMF_FREEING, &md->flags);
                 spin_unlock(&_minor_lock);
-                if (!dm_suspended(md)) {
+                if (!dm_suspended_md(md)) {
                         dm_table_presuspend_targets(map);
                         dm_table_postsuspend_targets(map);
                 }
@@ -2381,7 +2381,7 @@ struct dm_table *dm_swap_table(struct mapped_device *md, struct dm_table *table)
         mutex_lock(&md->suspend_lock);
 
         /* device must be suspended */
-        if (!dm_suspended(md))
+        if (!dm_suspended_md(md))
                 goto out;
 
         r = dm_calculate_queue_limits(table, &limits);
@@ -2461,7 +2461,7 @@ int dm_suspend(struct mapped_device *md, unsigned suspend_flags)
 
         mutex_lock(&md->suspend_lock);
 
-        if (dm_suspended(md)) {
+        if (dm_suspended_md(md)) {
                 r = -EINVAL;
                 goto out_unlock;
         }
@@ -2568,7 +2568,7 @@ int dm_resume(struct mapped_device *md)
         struct dm_table *map = NULL;
 
         mutex_lock(&md->suspend_lock);
-        if (!dm_suspended(md))
+        if (!dm_suspended_md(md))
                 goto out;
 
         map = dm_get_live_table(md);
@@ -2679,7 +2679,7 @@ struct mapped_device *dm_get_from_kobject(struct kobject *kobj)
         return md;
 }
 
-int dm_suspended(struct mapped_device *md)
+int dm_suspended_md(struct mapped_device *md)
 {
         return test_bit(DMF_SUSPENDED, &md->flags);
 }
diff --git a/drivers/md/dm.h b/drivers/md/dm.h
index 604a5f2a2383..8dadaa5bc396 100644
--- a/drivers/md/dm.h
+++ b/drivers/md/dm.h
@@ -94,6 +94,11 @@ int dm_split_args(int *argc, char ***argvp, char *input);
 int dm_deleting_md(struct mapped_device *md);
 
 /*
+ * Is this mapped_device suspended?
+ */
+int dm_suspended_md(struct mapped_device *md);
+
+/*
  * The device-mapper can be driven through one of two interfaces;
  * ioctl or filesystem, depending which patch you have applied.
  */