diff options
Diffstat (limited to 'fs/inode.c')
| -rw-r--r-- | fs/inode.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/fs/inode.c b/fs/inode.c index ef362364d396..13ceb98c3bd3 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -346,16 +346,20 @@ void inc_nlink(struct inode *inode) } EXPORT_SYMBOL(inc_nlink); -void address_space_init_once(struct address_space *mapping) +static void __address_space_init_once(struct address_space *mapping) { - memset(mapping, 0, sizeof(*mapping)); - INIT_RADIX_TREE(&mapping->page_tree, GFP_ATOMIC | __GFP_ACCOUNT); - spin_lock_init(&mapping->tree_lock); + INIT_RADIX_TREE(&mapping->i_pages, GFP_ATOMIC | __GFP_ACCOUNT); init_rwsem(&mapping->i_mmap_rwsem); INIT_LIST_HEAD(&mapping->private_list); spin_lock_init(&mapping->private_lock); mapping->i_mmap = RB_ROOT_CACHED; } + +void address_space_init_once(struct address_space *mapping) +{ + memset(mapping, 0, sizeof(*mapping)); + __address_space_init_once(mapping); +} EXPORT_SYMBOL(address_space_init_once); /* @@ -371,7 +375,7 @@ void inode_init_once(struct inode *inode) INIT_LIST_HEAD(&inode->i_io_list); INIT_LIST_HEAD(&inode->i_wb_list); INIT_LIST_HEAD(&inode->i_lru); - address_space_init_once(&inode->i_data); + __address_space_init_once(&inode->i_data); i_size_ordered_init(inode); } EXPORT_SYMBOL(inode_init_once); @@ -499,14 +503,14 @@ EXPORT_SYMBOL(__remove_inode_hash); void clear_inode(struct inode *inode) { /* - * We have to cycle tree_lock here because reclaim can be still in the + * We have to cycle the i_pages lock here because reclaim can be in the * process of removing the last page (in __delete_from_page_cache()) - * and we must not free mapping under it. + * and we must not free the mapping under it. */ - spin_lock_irq(&inode->i_data.tree_lock); + xa_lock_irq(&inode->i_data.i_pages); BUG_ON(inode->i_data.nrpages); BUG_ON(inode->i_data.nrexceptional); - spin_unlock_irq(&inode->i_data.tree_lock); + xa_unlock_irq(&inode->i_data.i_pages); BUG_ON(!list_empty(&inode->i_data.private_list)); BUG_ON(!(inode->i_state & I_FREEING)); BUG_ON(inode->i_state & I_CLEAR); @@ -1533,7 +1537,6 @@ retry: if (atomic_dec_and_lock(&inode->i_count, &inode->i_lock)) { if (inode->i_nlink && (inode->i_state & I_DIRTY_TIME)) { atomic_inc(&inode->i_count); - inode->i_state &= ~I_DIRTY_TIME; spin_unlock(&inode->i_lock); trace_writeback_lazytime_iput(inode); mark_inode_dirty_sync(inode); |