ceph: pre-allocate data structure that tracks caps flushing
Signed-off-by: Yan, Zheng <zyan@redhat.com>
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index edeb83c..d1c833c 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -622,6 +622,7 @@
*/
struct kmem_cache *ceph_inode_cachep;
struct kmem_cache *ceph_cap_cachep;
+struct kmem_cache *ceph_cap_flush_cachep;
struct kmem_cache *ceph_dentry_cachep;
struct kmem_cache *ceph_file_cachep;
@@ -647,6 +648,10 @@
SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD);
if (ceph_cap_cachep == NULL)
goto bad_cap;
+ ceph_cap_flush_cachep = KMEM_CACHE(ceph_cap_flush,
+ SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD);
+ if (ceph_cap_flush_cachep == NULL)
+ goto bad_cap_flush;
ceph_dentry_cachep = KMEM_CACHE(ceph_dentry_info,
SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD);
@@ -665,6 +670,8 @@
bad_file:
kmem_cache_destroy(ceph_dentry_cachep);
bad_dentry:
+ kmem_cache_destroy(ceph_cap_flush_cachep);
+bad_cap_flush:
kmem_cache_destroy(ceph_cap_cachep);
bad_cap:
kmem_cache_destroy(ceph_inode_cachep);
@@ -681,6 +688,7 @@
kmem_cache_destroy(ceph_inode_cachep);
kmem_cache_destroy(ceph_cap_cachep);
+ kmem_cache_destroy(ceph_cap_flush_cachep);
kmem_cache_destroy(ceph_dentry_cachep);
kmem_cache_destroy(ceph_file_cachep);