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authorYan, Zheng <zyan@redhat.com>2015-06-10 17:26:13 +0800
committerIlya Dryomov <idryomov@gmail.com>2015-06-25 11:49:31 +0300
commitf66fd9f0952187d274c13c136b74548f792c1925 (patch)
treec021f04f69b116f2673fdfb2354a99871f8f03a4 /fs/ceph/super.c
parente548e9b93d3e565e42b938a99804114565be1f81 (diff)
downloadblackbird-op-linux-f66fd9f0952187d274c13c136b74548f792c1925.tar.gz
blackbird-op-linux-f66fd9f0952187d274c13c136b74548f792c1925.zip
ceph: pre-allocate data structure that tracks caps flushing
Signed-off-by: Yan, Zheng <zyan@redhat.com>
Diffstat (limited to 'fs/ceph/super.c')
-rw-r--r--fs/ceph/super.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index edeb83c43112..d1c833c321b9 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -622,6 +622,7 @@ static void destroy_fs_client(struct ceph_fs_client *fsc)
*/
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 @@ static int __init init_caches(void)
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 @@ static int __init init_caches(void)
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 @@ static void destroy_caches(void)
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);
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