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-rw-r--r--fs/inode.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/fs/inode.c b/fs/inode.c
index b03c71957246..14084b72b259 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -165,7 +165,7 @@ int inode_init_always(struct super_block *sb, struct inode *inode)
165 mapping->host = inode; 165 mapping->host = inode;
166 mapping->flags = 0; 166 mapping->flags = 0;
167 mapping_set_gfp_mask(mapping, GFP_HIGHUSER_MOVABLE); 167 mapping_set_gfp_mask(mapping, GFP_HIGHUSER_MOVABLE);
168 mapping->assoc_mapping = NULL; 168 mapping->private_data = NULL;
169 mapping->backing_dev_info = &default_backing_dev_info; 169 mapping->backing_dev_info = &default_backing_dev_info;
170 mapping->writeback_index = 0; 170 mapping->writeback_index = 0;
171 171
@@ -408,6 +408,19 @@ static void inode_lru_list_add(struct inode *inode)
408 spin_unlock(&inode->i_sb->s_inode_lru_lock); 408 spin_unlock(&inode->i_sb->s_inode_lru_lock);
409} 409}
410 410
411/*
412 * Add inode to LRU if needed (inode is unused and clean).
413 *
414 * Needs inode->i_lock held.
415 */
416void inode_add_lru(struct inode *inode)
417{
418 if (!(inode->i_state & (I_DIRTY | I_SYNC | I_FREEING | I_WILL_FREE)) &&
419 !atomic_read(&inode->i_count) && inode->i_sb->s_flags & MS_ACTIVE)
420 inode_lru_list_add(inode);
421}
422
423
411static void inode_lru_list_del(struct inode *inode) 424static void inode_lru_list_del(struct inode *inode)
412{ 425{
413 spin_lock(&inode->i_sb->s_inode_lru_lock); 426 spin_lock(&inode->i_sb->s_inode_lru_lock);
@@ -1390,8 +1403,7 @@ static void iput_final(struct inode *inode)
1390 1403
1391 if (!drop && (sb->s_flags & MS_ACTIVE)) { 1404 if (!drop && (sb->s_flags & MS_ACTIVE)) {
1392 inode->i_state |= I_REFERENCED; 1405 inode->i_state |= I_REFERENCED;
1393 if (!(inode->i_state & (I_DIRTY|I_SYNC))) 1406 inode_add_lru(inode);
1394 inode_lru_list_add(inode);
1395 spin_unlock(&inode->i_lock); 1407 spin_unlock(&inode->i_lock);
1396 return; 1408 return;
1397 } 1409 }