Add a dm_table accessor function to check if md is being deleted.
Signed-off-by: Mike Anderson <andmike@xxxxxxxxxxxxxxxxxx>
---
drivers/md/dm-table.c | 6 ++++++
include/linux/device-mapper.h | 1 +
2 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 6616598..fdf86fe 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -1250,6 +1250,11 @@ int dm_table_md_suspended(struct dm_table *t)
return dm_suspended(t->md);
}
+int dm_table_md_deleting(struct dm_table *t)
+{
+ return dm_deleting(t->md);
+}
+
EXPORT_SYMBOL(dm_vcalloc);
EXPORT_SYMBOL(dm_get_device);
EXPORT_SYMBOL(dm_put_device);
@@ -1261,3 +1266,4 @@ EXPORT_SYMBOL(dm_table_put);
EXPORT_SYMBOL(dm_table_get);
EXPORT_SYMBOL(dm_table_unplug_all);
EXPORT_SYMBOL(dm_table_md_suspended);
+EXPORT_SYMBOL(dm_table_md_deleting);
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 16cd291..5a0fb6c 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -289,6 +289,7 @@ unsigned int dm_table_get_num_targets(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);
int dm_table_md_suspended(struct dm_table *t);
+int dm_table_md_deleting(struct dm_table *t);
/*
* Trigger an event.
--
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