ceph: move to a dedicated slabcache for mds requests

[linux-2.6-microblaze.git] / fs / ceph / super.c

diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index c7f1506..b1329cd 100644 (file)
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -729,6 +729,7 @@ struct kmem_cache *ceph_cap_flush_cachep;
 struct kmem_cache *ceph_dentry_cachep;
 struct kmem_cache *ceph_file_cachep;
 struct kmem_cache *ceph_dir_file_cachep;
+struct kmem_cache *ceph_mds_request_cachep;
 
 static void ceph_inode_init_once(void *foo)
 {
@@ -769,6 +770,10 @@ static int __init init_caches(void)
        if (!ceph_dir_file_cachep)
                goto bad_dir_file;
 
+       ceph_mds_request_cachep = KMEM_CACHE(ceph_mds_request, SLAB_MEM_SPREAD);
+       if (!ceph_mds_request_cachep)
+               goto bad_mds_req;
+
        error = ceph_fscache_register();
        if (error)
                goto bad_fscache;
@@ -776,6 +781,8 @@ static int __init init_caches(void)
        return 0;
 
 bad_fscache:
+       kmem_cache_destroy(ceph_mds_request_cachep);
+bad_mds_req:
        kmem_cache_destroy(ceph_dir_file_cachep);
 bad_dir_file:
        kmem_cache_destroy(ceph_file_cachep);
@@ -804,6 +811,7 @@ static void destroy_caches(void)
        kmem_cache_destroy(ceph_dentry_cachep);
        kmem_cache_destroy(ceph_file_cachep);
        kmem_cache_destroy(ceph_dir_file_cachep);
+       kmem_cache_destroy(ceph_mds_request_cachep);
 
        ceph_fscache_unregister();
 }