aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/md/raid5.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md/raid5.h')
-rw-r--r--drivers/md/raid5.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 0f86f5e3672..36eaed5dfd6 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -388,7 +388,7 @@ struct raid5_private_data {
* two caches.
*/
int active_name;
- char cache_name[2][20];
+ char cache_name[2][32];
struct kmem_cache *slab_cache; /* for allocating stripes */
int seq_flush, seq_write;
@@ -398,6 +398,9 @@ struct raid5_private_data {
* (fresh device added).
* Cleared when a sync completes.
*/
+
+ struct plug_handle plug;
+
/* per cpu variables */
struct raid5_percpu {
struct page *spare_page; /* Used when checking P/Q in raid6 */
@@ -497,4 +500,8 @@ static inline int algorithm_is_DDF(int layout)
{
return layout >= 8 && layout <= 10;
}
+
+extern int md_raid5_congested(mddev_t *mddev, int bits);
+extern void md_raid5_unplug_device(raid5_conf_t *conf);
+extern int raid5_set_cache_size(mddev_t *mddev, int size);
#endif