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dm: add dm_table_device_name()

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Add a shortcut for dm_device_name(dm_table_get_md(t)).

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Michał Mirosław 2018-10-09 22:13:42 +02:00 committed by Mike Snitzer
parent 800a7340ab
commit f349b0a3e1
2 changed files with 7 additions and 0 deletions
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6
drivers/md/dm-table.c
View File

@ -2059,6 +2059,12 @@ struct mapped_device *dm_table_get_md(struct dm_table *t)
} }
EXPORT_SYMBOL(dm_table_get_md); EXPORT_SYMBOL(dm_table_get_md);
const char *dm_table_device_name(struct dm_table *t)
{
return dm_device_name(t->md);
}
EXPORT_SYMBOL_GPL(dm_table_device_name);
void dm_table_run_md_queue_async(struct dm_table *t) void dm_table_run_md_queue_async(struct dm_table *t)
{ {
struct mapped_device *md; struct mapped_device *md;

1
include/linux/device-mapper.h
View File

@ -489,6 +489,7 @@ sector_t dm_table_get_size(struct dm_table *t);
unsigned int dm_table_get_num_targets(struct dm_table *t); unsigned int dm_table_get_num_targets(struct dm_table *t);
fmode_t dm_table_get_mode(struct dm_table *t); fmode_t dm_table_get_mode(struct dm_table *t);
struct mapped_device *dm_table_get_md(struct dm_table *t); struct mapped_device *dm_table_get_md(struct dm_table *t);
const char *dm_table_device_name(struct dm_table *t);
/* /*
* Trigger an event. * Trigger an event.