summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorKiyoshi Ueda <k-ueda@ct.jp.nec.com>2009-12-10 23:52:26 +0000
committerAlasdair G Kergon <agk@redhat.com>2009-12-10 23:52:26 +0000
commit4f186f8bbfa92bf1a2b39f7a8674348bfdba9437 (patch)
tree9fd65776c0314abf6774f30e542d565e22ae4698
parent4d4471cb5c1ec426c0f24818b270dc7b3ad7e655 (diff)
downloadlinux-4f186f8bbfa92bf1a2b39f7a8674348bfdba9437.tar.bz2
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>
-rw-r--r--drivers/md/dm-ioctl.c8
-rw-r--r--drivers/md/dm-sysfs.c2
-rw-r--r--drivers/md/dm.c12
-rw-r--r--drivers/md/dm.h5
-rw-r--r--include/linux/device-mapper.h1
5 files changed, 16 insertions, 12 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.
*/
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index b9c6c8ca11be..fca0d31bbf2d 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -235,7 +235,6 @@ void dm_uevent_add(struct mapped_device *md, struct list_head *elist);
const char *dm_device_name(struct mapped_device *md);
int dm_copy_name_and_uuid(struct mapped_device *md, char *name, char *uuid);
struct gendisk *dm_disk(struct mapped_device *md);
-int dm_suspended(struct mapped_device *md);
int dm_noflush_suspending(struct dm_target *ti);
union map_info *dm_get_mapinfo(struct bio *bio);
union map_info *dm_get_rq_mapinfo(struct request *rq);