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-rw-r--r--fs/jbd/revoke.c36
1 files changed, 23 insertions, 13 deletions
diff --git a/fs/jbd/revoke.c b/fs/jbd/revoke.c
index 8ff5a7b89b9a..c7bd649bbbdc 100644
--- a/fs/jbd/revoke.c
+++ b/fs/jbd/revoke.c
@@ -166,33 +166,43 @@ static struct jbd_revoke_record_s *find_revoke_record(journal_t *journal,
166 return NULL; 166 return NULL;
167} 167}
168 168
169void journal_destroy_revoke_caches(void)
170{
171 if (revoke_record_cache) {
172 kmem_cache_destroy(revoke_record_cache);
173 revoke_record_cache = NULL;
174 }
175 if (revoke_table_cache) {
176 kmem_cache_destroy(revoke_table_cache);
177 revoke_table_cache = NULL;
178 }
179}
180
169int __init journal_init_revoke_caches(void) 181int __init journal_init_revoke_caches(void)
170{ 182{
183 J_ASSERT(!revoke_record_cache);
184 J_ASSERT(!revoke_table_cache);
185
171 revoke_record_cache = kmem_cache_create("revoke_record", 186 revoke_record_cache = kmem_cache_create("revoke_record",
172 sizeof(struct jbd_revoke_record_s), 187 sizeof(struct jbd_revoke_record_s),
173 0, 188 0,
174 SLAB_HWCACHE_ALIGN|SLAB_TEMPORARY, 189 SLAB_HWCACHE_ALIGN|SLAB_TEMPORARY,
175 NULL); 190 NULL);
176 if (!revoke_record_cache) 191 if (!revoke_record_cache)
177 return -ENOMEM; 192 goto record_cache_failure;
178 193
179 revoke_table_cache = kmem_cache_create("revoke_table", 194 revoke_table_cache = kmem_cache_create("revoke_table",
180 sizeof(struct jbd_revoke_table_s), 195 sizeof(struct jbd_revoke_table_s),
181 0, SLAB_TEMPORARY, NULL); 196 0, SLAB_TEMPORARY, NULL);
182 if (!revoke_table_cache) { 197 if (!revoke_table_cache)
183 kmem_cache_destroy(revoke_record_cache); 198 goto table_cache_failure;
184 revoke_record_cache = NULL; 199
185 return -ENOMEM;
186 }
187 return 0; 200 return 0;
188}
189 201
190void journal_destroy_revoke_caches(void) 202table_cache_failure:
191{ 203 journal_destroy_revoke_caches();
192 kmem_cache_destroy(revoke_record_cache); 204record_cache_failure:
193 revoke_record_cache = NULL; 205 return -ENOMEM;
194 kmem_cache_destroy(revoke_table_cache);
195 revoke_table_cache = NULL;
196} 206}
197 207
198static struct jbd_revoke_table_s *journal_init_revoke_table(int hash_size) 208static struct jbd_revoke_table_s *journal_init_revoke_table(int hash_size)