diff options
Diffstat (limited to 'fs/gfs2/main.c')
| -rw-r--r-- | fs/gfs2/main.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c index 5b31f7741a8f..a88fadc704bb 100644 --- a/fs/gfs2/main.c +++ b/fs/gfs2/main.c @@ -52,6 +52,22 @@ static void gfs2_init_glock_once(void *foo) atomic_set(&gl->gl_ail_count, 0); } +static void gfs2_init_gl_aspace_once(void *foo) +{ + struct gfs2_glock *gl = foo; + struct address_space *mapping = (struct address_space *)(gl + 1); + + gfs2_init_glock_once(gl); + memset(mapping, 0, sizeof(*mapping)); + INIT_RADIX_TREE(&mapping->page_tree, GFP_ATOMIC); + spin_lock_init(&mapping->tree_lock); + spin_lock_init(&mapping->i_mmap_lock); + INIT_LIST_HEAD(&mapping->private_list); + spin_lock_init(&mapping->private_lock); + INIT_RAW_PRIO_TREE_ROOT(&mapping->i_mmap); + INIT_LIST_HEAD(&mapping->i_mmap_nonlinear); +} + /** * init_gfs2_fs - Register GFS2 as a filesystem * @@ -78,6 +94,14 @@ static int __init init_gfs2_fs(void) if (!gfs2_glock_cachep) goto fail; + gfs2_glock_aspace_cachep = kmem_cache_create("gfs2_glock (aspace)", + sizeof(struct gfs2_glock) + + sizeof(struct address_space), + 0, 0, gfs2_init_gl_aspace_once); + + if (!gfs2_glock_aspace_cachep) + goto fail; + gfs2_inode_cachep = kmem_cache_create("gfs2_inode", sizeof(struct gfs2_inode), 0, SLAB_RECLAIM_ACCOUNT| @@ -144,6 +168,9 @@ fail: if (gfs2_inode_cachep) kmem_cache_destroy(gfs2_inode_cachep); + if (gfs2_glock_aspace_cachep) + kmem_cache_destroy(gfs2_glock_aspace_cachep); + if (gfs2_glock_cachep) kmem_cache_destroy(gfs2_glock_cachep); @@ -169,6 +196,7 @@ static void __exit exit_gfs2_fs(void) kmem_cache_destroy(gfs2_rgrpd_cachep); kmem_cache_destroy(gfs2_bufdata_cachep); kmem_cache_destroy(gfs2_inode_cachep); + kmem_cache_destroy(gfs2_glock_aspace_cachep); kmem_cache_destroy(gfs2_glock_cachep); gfs2_sys_uninit(); |
