Commit 30ae8467 authored by Chris Mason's avatar Chris Mason Committed by David Woodhouse

Btrfs: btree address space fixes

Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent 87cbda5c
......@@ -69,7 +69,6 @@ struct buffer_head *btrfs_find_create_tree_block(struct btrfs_root *root,
if (!page)
return NULL;
wait_on_page_writeback(page);
if (!page_has_buffers(page))
create_empty_buffers(page, root->fs_info->sb->s_blocksize, 0);
head = page_buffers(page);
......@@ -300,11 +299,12 @@ struct btrfs_root *open_ctree(struct super_block *sb,
fs_info->btree_inode->i_mapping->a_ops = &btree_aops;
mapping_set_gfp_mask(fs_info->btree_inode->i_mapping, GFP_NOFS);
fs_info->hash_tfm = crypto_alloc_hash("sha256", 0, CRYPTO_ALG_ASYNC);
if (!fs_info->hash_tfm) {
spin_lock_init(&fs_info->hash_lock);
if (!fs_info->hash_tfm || IS_ERR(fs_info->hash_tfm)) {
printk("failed to allocate sha256 hash\n");
return NULL;
}
spin_lock_init(&fs_info->hash_lock);
mutex_init(&fs_info->trans_mutex);
mutex_init(&fs_info->fs_mutex);
......@@ -394,6 +394,7 @@ int close_ctree(struct btrfs_root *root)
btrfs_block_release(root, root->commit_root);
btrfs_block_release(root, root->fs_info->sb_buffer);
crypto_free_hash(root->fs_info->hash_tfm);
truncate_inode_pages(root->fs_info->btree_inode->i_mapping, 0);
iput(root->fs_info->btree_inode);
kfree(root->fs_info->extent_root);
kfree(root->fs_info->inode_root);
......
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