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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-09-12 07:04:37 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-09-12 07:04:37 -0400
commit87d721ad7a37b7650dd710c88dd5c6a5bf9fe996 (patch)
tree869d633803eb7c429624d3bd16a6117816849763 /fs/inode.c
parentddd559b13f6d2fe3ad68c4b3f5235fd3c2eae4e3 (diff)
parentb7cfda9fc3d7aa60cffab5367f2a72a4a70060cd (diff)
Merge branch 'master' into devel
Diffstat (limited to 'fs/inode.c')
-rw-r--r--fs/inode.c40
1 files changed, 24 insertions, 16 deletions
diff --git a/fs/inode.c b/fs/inode.c
index 901bad1e5f12..ae7b67e48661 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -120,12 +120,11 @@ static void wake_up_inode(struct inode *inode)
120 * These are initializations that need to be done on every inode 120 * These are initializations that need to be done on every inode
121 * allocation as the fields are not initialised by slab allocation. 121 * allocation as the fields are not initialised by slab allocation.
122 */ 122 */
123struct inode *inode_init_always(struct super_block *sb, struct inode *inode) 123int inode_init_always(struct super_block *sb, struct inode *inode)
124{ 124{
125 static const struct address_space_operations empty_aops; 125 static const struct address_space_operations empty_aops;
126 static struct inode_operations empty_iops; 126 static struct inode_operations empty_iops;
127 static const struct file_operations empty_fops; 127 static const struct file_operations empty_fops;
128
129 struct address_space *const mapping = &inode->i_data; 128 struct address_space *const mapping = &inode->i_data;
130 129
131 inode->i_sb = sb; 130 inode->i_sb = sb;
@@ -152,7 +151,7 @@ struct inode *inode_init_always(struct super_block *sb, struct inode *inode)
152 inode->dirtied_when = 0; 151 inode->dirtied_when = 0;
153 152
154 if (security_inode_alloc(inode)) 153 if (security_inode_alloc(inode))
155 goto out_free_inode; 154 goto out;
156 155
157 /* allocate and initialize an i_integrity */ 156 /* allocate and initialize an i_integrity */
158 if (ima_inode_alloc(inode)) 157 if (ima_inode_alloc(inode))
@@ -198,16 +197,12 @@ struct inode *inode_init_always(struct super_block *sb, struct inode *inode)
198 inode->i_fsnotify_mask = 0; 197 inode->i_fsnotify_mask = 0;
199#endif 198#endif
200 199
201 return inode; 200 return 0;
202 201
203out_free_security: 202out_free_security:
204 security_inode_free(inode); 203 security_inode_free(inode);
205out_free_inode: 204out:
206 if (inode->i_sb->s_op->destroy_inode) 205 return -ENOMEM;
207 inode->i_sb->s_op->destroy_inode(inode);
208 else
209 kmem_cache_free(inode_cachep, (inode));
210 return NULL;
211} 206}
212EXPORT_SYMBOL(inode_init_always); 207EXPORT_SYMBOL(inode_init_always);
213 208
@@ -220,12 +215,21 @@ static struct inode *alloc_inode(struct super_block *sb)
220 else 215 else
221 inode = kmem_cache_alloc(inode_cachep, GFP_KERNEL); 216 inode = kmem_cache_alloc(inode_cachep, GFP_KERNEL);
222 217
223 if (inode) 218 if (!inode)
224 return inode_init_always(sb, inode); 219 return NULL;
225 return NULL; 220
221 if (unlikely(inode_init_always(sb, inode))) {
222 if (inode->i_sb->s_op->destroy_inode)
223 inode->i_sb->s_op->destroy_inode(inode);
224 else
225 kmem_cache_free(inode_cachep, inode);
226 return NULL;
227 }
228
229 return inode;
226} 230}
227 231
228void destroy_inode(struct inode *inode) 232void __destroy_inode(struct inode *inode)
229{ 233{
230 BUG_ON(inode_has_buffers(inode)); 234 BUG_ON(inode_has_buffers(inode));
231 ima_inode_free(inode); 235 ima_inode_free(inode);
@@ -237,13 +241,17 @@ void destroy_inode(struct inode *inode)
237 if (inode->i_default_acl && inode->i_default_acl != ACL_NOT_CACHED) 241 if (inode->i_default_acl && inode->i_default_acl != ACL_NOT_CACHED)
238 posix_acl_release(inode->i_default_acl); 242 posix_acl_release(inode->i_default_acl);
239#endif 243#endif
244}
245EXPORT_SYMBOL(__destroy_inode);
246
247void destroy_inode(struct inode *inode)
248{
249 __destroy_inode(inode);
240 if (inode->i_sb->s_op->destroy_inode) 250 if (inode->i_sb->s_op->destroy_inode)
241 inode->i_sb->s_op->destroy_inode(inode); 251 inode->i_sb->s_op->destroy_inode(inode);
242 else 252 else
243 kmem_cache_free(inode_cachep, (inode)); 253 kmem_cache_free(inode_cachep, (inode));
244} 254}
245EXPORT_SYMBOL(destroy_inode);
246
247 255
248/* 256/*
249 * These are initializations that only need to be done 257 * These are initializations that only need to be done