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authorAlasdair G Kergon <agk@redhat.com>2009-12-10 23:52:19 +0000
committerAlasdair G Kergon <agk@redhat.com>2009-12-10 23:52:19 +0000
commit7c6664114b7342a36f14a6836564e865669b3cea (patch)
tree0f00dcd89bec3ae1e4003b23018a2b1bf5464ff0
parentd0bcb8786532b01206f04258eb6b7d4ac858436a (diff)
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dm: rename dm_get_table to dm_get_live_table
Rename dm_get_table to dm_get_live_table. Signed-off-by: Alasdair G Kergon <agk@redhat.com>
-rw-r--r--drivers/md/dm-ioctl.c14
-rw-r--r--drivers/md/dm.c24
-rw-r--r--include/linux/device-mapper.h2
3 files changed, 20 insertions, 20 deletions
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 99de0e4ce83..bf3d19a0fb7 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -235,7 +235,7 @@ static void __hash_remove(struct hash_cell *hc)
dm_set_mdptr(hc->md, NULL);
mutex_unlock(&dm_hash_cells_mutex);
- table = dm_get_table(hc->md);
+ table = dm_get_live_table(hc->md);
if (table) {
dm_table_event(table);
dm_table_put(table);
@@ -338,7 +338,7 @@ static int dm_hash_rename(uint32_t cookie, const char *old, const char *new)
/*
* Wake up any dm event waiters.
*/
- table = dm_get_table(hc->md);
+ table = dm_get_live_table(hc->md);
if (table) {
dm_table_event(table);
dm_table_put(table);
@@ -564,7 +564,7 @@ static int __dev_status(struct mapped_device *md, struct dm_ioctl *param)
param->event_nr = dm_get_event_nr(md);
- table = dm_get_table(md);
+ table = dm_get_live_table(md);
if (table) {
param->flags |= DM_ACTIVE_PRESENT_FLAG;
param->target_count = dm_table_get_num_targets(table);
@@ -993,7 +993,7 @@ static int dev_wait(struct dm_ioctl *param, size_t param_size)
if (r)
goto out;
- table = dm_get_table(md);
+ table = dm_get_live_table(md);
if (table) {
retrieve_status(table, param, param_size);
dm_table_put(table);
@@ -1226,7 +1226,7 @@ static int table_deps(struct dm_ioctl *param, size_t param_size)
if (r)
goto out;
- table = dm_get_table(md);
+ table = dm_get_live_table(md);
if (table) {
retrieve_deps(table, param, param_size);
dm_table_put(table);
@@ -1255,7 +1255,7 @@ static int table_status(struct dm_ioctl *param, size_t param_size)
if (r)
goto out;
- table = dm_get_table(md);
+ table = dm_get_live_table(md);
if (table) {
retrieve_status(table, param, param_size);
dm_table_put(table);
@@ -1299,7 +1299,7 @@ static int target_message(struct dm_ioctl *param, size_t param_size)
goto out;
}
- table = dm_get_table(md);
+ table = dm_get_live_table(md);
if (!table)
goto out_argv;
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 3de8d6d5b0b..233a2e9156a 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -397,7 +397,7 @@ static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
struct mapped_device *md = bdev->bd_disk->private_data;
- struct dm_table *map = dm_get_table(md);
+ struct dm_table *map = dm_get_live_table(md);
struct dm_target *tgt;
int r = -ENOTTY;
@@ -528,7 +528,7 @@ static void queue_io(struct mapped_device *md, struct bio *bio)
* function to access the md->map field, and make sure they call
* dm_table_put() when finished.
*/
-struct dm_table *dm_get_table(struct mapped_device *md)
+struct dm_table *dm_get_live_table(struct mapped_device *md)
{
struct dm_table *t;
unsigned long flags;
@@ -1294,7 +1294,7 @@ static void __split_and_process_bio(struct mapped_device *md, struct bio *bio)
struct clone_info ci;
int error = 0;
- ci.map = dm_get_table(md);
+ ci.map = dm_get_live_table(md);
if (unlikely(!ci.map)) {
if (!bio_rw_flagged(bio, BIO_RW_BARRIER))
bio_io_error(bio);
@@ -1335,7 +1335,7 @@ static int dm_merge_bvec(struct request_queue *q,
struct bio_vec *biovec)
{
struct mapped_device *md = q->queuedata;
- struct dm_table *map = dm_get_table(md);
+ struct dm_table *map = dm_get_live_table(md);
struct dm_target *ti;
sector_t max_sectors;
int max_size = 0;
@@ -1638,7 +1638,7 @@ static void map_request(struct dm_target *ti, struct request *clone,
static void dm_request_fn(struct request_queue *q)
{
struct mapped_device *md = q->queuedata;
- struct dm_table *map = dm_get_table(md);
+ struct dm_table *map = dm_get_live_table(md);
struct dm_target *ti;
struct request *rq, *clone;
@@ -1697,7 +1697,7 @@ static int dm_lld_busy(struct request_queue *q)
{
int r;
struct mapped_device *md = q->queuedata;
- struct dm_table *map = dm_get_table(md);
+ struct dm_table *map = dm_get_live_table(md);
if (!map || test_bit(DMF_BLOCK_IO_FOR_SUSPEND, &md->flags))
r = 1;
@@ -1712,7 +1712,7 @@ static int dm_lld_busy(struct request_queue *q)
static void dm_unplug_all(struct request_queue *q)
{
struct mapped_device *md = q->queuedata;
- struct dm_table *map = dm_get_table(md);
+ struct dm_table *map = dm_get_live_table(md);
if (map) {
if (dm_request_based(md))
@@ -1730,7 +1730,7 @@ static int dm_any_congested(void *congested_data, int bdi_bits)
struct dm_table *map;
if (!test_bit(DMF_BLOCK_IO_FOR_SUSPEND, &md->flags)) {
- map = dm_get_table(md);
+ map = dm_get_live_table(md);
if (map) {
/*
* Request-based dm cares about only own queue for
@@ -2166,7 +2166,7 @@ void dm_put(struct mapped_device *md)
BUG_ON(test_bit(DMF_FREEING, &md->flags));
if (atomic_dec_and_lock(&md->holders, &_minor_lock)) {
- map = dm_get_table(md);
+ map = dm_get_live_table(md);
idr_replace(&_minor_idr, MINOR_ALLOCED,
MINOR(disk_devt(dm_disk(md))));
set_bit(DMF_FREEING, &md->flags);
@@ -2302,7 +2302,7 @@ static void dm_rq_set_flush_nr(struct request *clone, unsigned flush_nr)
static int dm_rq_barrier(struct mapped_device *md)
{
int i, j;
- struct dm_table *map = dm_get_table(md);
+ struct dm_table *map = dm_get_live_table(md);
unsigned num_targets = dm_table_get_num_targets(map);
struct dm_target *ti;
struct request *clone;
@@ -2453,7 +2453,7 @@ int dm_suspend(struct mapped_device *md, unsigned suspend_flags)
goto out_unlock;
}
- map = dm_get_table(md);
+ map = dm_get_live_table(md);
/*
* DMF_NOFLUSH_SUSPENDING must be set before presuspend.
@@ -2558,7 +2558,7 @@ int dm_resume(struct mapped_device *md)
if (!dm_suspended(md))
goto out;
- map = dm_get_table(md);
+ map = dm_get_live_table(md);
if (!map || !dm_table_get_size(map))
goto out;
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index df7607e6dce..fc16a351ef7 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -276,7 +276,7 @@ void dm_table_unplug_all(struct dm_table *t);
/*
* Table reference counting.
*/
-struct dm_table *dm_get_table(struct mapped_device *md);
+struct dm_table *dm_get_live_table(struct mapped_device *md);
void dm_table_get(struct dm_table *t);
void dm_table_put(struct dm_table *t);