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Diffstat (limited to 'drivers/md/raid5.h')
-rw-r--r--drivers/md/raid5.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 896d603ad..d05144278 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -482,7 +482,8 @@ struct r5conf {
*/
int active_name;
char cache_name[2][32];
- struct kmem_cache *slab_cache; /* for allocating stripes */
+ struct kmem_cache *slab_cache; /* for allocating stripes */
+ struct mutex cache_size_mutex; /* Protect changes to cache size */
int seq_flush, seq_write;
int quiesce;
@@ -511,7 +512,8 @@ struct r5conf {
struct list_head inactive_list[NR_STRIPE_HASH_LOCKS];
atomic_t empty_inactive_list_nr;
struct llist_head released_stripes;
- wait_queue_head_t wait_for_stripe;
+ wait_queue_head_t wait_for_quiescent;
+ wait_queue_head_t wait_for_stripe[NR_STRIPE_HASH_LOCKS];
wait_queue_head_t wait_for_overlap;
unsigned long cache_state;
#define R5_INACTIVE_BLOCKED 1 /* release of inactive stripes blocked,