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dm: allow remove to be deferred
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
drivers
/
md
/
dm.h
diff --git
a/drivers/md/dm.h
b/drivers/md/dm.h
index
1d1ad7b
..
c57ba55
100644
(file)
--- a/
drivers/md/dm.h
+++ b/
drivers/md/dm.h
@@
-129,6
+129,16
@@
int dm_deleting_md(struct mapped_device *md);
int dm_suspended_md(struct mapped_device *md);
/*
int dm_suspended_md(struct mapped_device *md);
/*
+ * Test if the device is scheduled for deferred remove.
+ */
+int dm_test_deferred_remove_flag(struct mapped_device *md);
+
+/*
+ * Try to remove devices marked for deferred removal.
+ */
+void dm_deferred_remove(void);
+
+/*
* The device-mapper can be driven through one of two interfaces;
* ioctl or filesystem, depending which patch you have applied.
*/
* The device-mapper can be driven through one of two interfaces;
* ioctl or filesystem, depending which patch you have applied.
*/
@@
-158,7
+168,8
@@
void dm_stripe_exit(void);
void dm_destroy(struct mapped_device *md);
void dm_destroy_immediate(struct mapped_device *md);
int dm_open_count(struct mapped_device *md);
void dm_destroy(struct mapped_device *md);
void dm_destroy_immediate(struct mapped_device *md);
int dm_open_count(struct mapped_device *md);
-int dm_lock_for_deletion(struct mapped_device *md);
+int dm_lock_for_deletion(struct mapped_device *md, bool mark_deferred, bool only_deferred);
+int dm_cancel_deferred_remove(struct mapped_device *md);
int dm_request_based(struct mapped_device *md);
sector_t dm_get_size(struct mapped_device *md);
struct dm_stats *dm_get_stats(struct mapped_device *md);
int dm_request_based(struct mapped_device *md);
sector_t dm_get_size(struct mapped_device *md);
struct dm_stats *dm_get_stats(struct mapped_device *md);