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md/raid5 revise rules for when to update metadata during reshape
[pandora-kernel.git]
/
drivers
/
md
/
raid5.h
diff --git
a/drivers/md/raid5.h
b/drivers/md/raid5.h
index
cdd0456
..
52ba999
100644
(file)
--- a/
drivers/md/raid5.h
+++ b/
drivers/md/raid5.h
@@
-352,6
+352,8
@@
struct raid5_private_data {
int previous_raid_disks;
int prev_chunk, prev_algo;
short generation; /* increments with every reshape */
int previous_raid_disks;
int prev_chunk, prev_algo;
short generation; /* increments with every reshape */
+ unsigned long reshape_checkpoint; /* Time we last updated
+ * metadata */
struct list_head handle_list; /* stripes needing handling */
struct list_head hold_list; /* preread ready stripes */
struct list_head handle_list; /* stripes needing handling */
struct list_head hold_list; /* preread ready stripes */