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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable:
  Btrfs: don't warn in btrfs_add_orphan
  Btrfs: fix free space cache when there are pinned extents and clusters V2
  Btrfs: Fix uninitialized root flags for subvolumes
  btrfs: clear __GFP_FS flag in the space cache inode
  Btrfs: fix memory leak in start_transaction()
  Btrfs: fix memory leak in btrfs_ioctl_start_sync()
  Btrfs: fix subvol_sem leak in btrfs_rename()
  Btrfs: Fix oops for defrag with compression turned on
  Btrfs: fix /proc/mounts info.
  Btrfs: fix compiler warning in file.c
This commit is contained in:
Linus Torvalds
2011-04-05 12:29:25 -07:00
parent d14f5b810b c9ddec74aa
commit 884b8267d5
9 changed files with 145 additions and 25 deletions
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29
fs/btrfs/inode.c
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@@ -112,6 +112,7 @@ static int btrfs_init_inode_security(struct btrfs_trans_handle *trans,
static noinline int insert_inline_extent(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct inode *inode,
u64 start, size_t size, size_t compressed_size,
int compress_type,
struct page **compressed_pages)
{
struct btrfs_key key;
@@ -126,12 +127,9 @@ static noinline int insert_inline_extent(struct btrfs_trans_handle *trans,
size_t cur_size = size;
size_t datasize;
unsigned long offset;
int compress_type = BTRFS_COMPRESS_NONE;
if (compressed_size && compressed_pages) {
compress_type = root->fs_info->compress_type;
if (compressed_size && compressed_pages)
cur_size = compressed_size;
}
path = btrfs_alloc_path();
if (!path)
@@ -221,7 +219,7 @@ fail:
static noinline int cow_file_range_inline(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct inode *inode, u64 start, u64 end,
size_t compressed_size,
size_t compressed_size, int compress_type,
struct page **compressed_pages)
{
u64 isize = i_size_read(inode);
@@ -254,7 +252,7 @@ static noinline int cow_file_range_inline(struct btrfs_trans_handle *trans,
inline_len = min_t(u64, isize, actual_end);
ret = insert_inline_extent(trans, root, inode, start,
inline_len, compressed_size,
compressed_pages);
compress_type, compressed_pages);
BUG_ON(ret);
btrfs_delalloc_release_metadata(inode, end + 1 - start);
btrfs_drop_extent_cache(inode, start, aligned_end - 1, 0);
@@ -433,12 +431,13 @@ again:
* to make an uncompressed inline extent.
*/
ret = cow_file_range_inline(trans, root, inode,
start, end, 0, NULL);
start, end, 0, 0, NULL);
} else {
/* try making a compressed inline extent */
ret = cow_file_range_inline(trans, root, inode,
start, end,
total_compressed, pages);
total_compressed,
compress_type, pages);
}
if (ret == 0) {
/*
@@ -792,7 +791,7 @@ static noinline int cow_file_range(struct inode *inode,
if (start == 0) {
/* lets try to make an inline extent */
ret = cow_file_range_inline(trans, root, inode,
start, end, 0, NULL);
start, end, 0, 0, NULL);
if (ret == 0) {
extent_clear_unlock_delalloc(inode,
&BTRFS_I(inode)->io_tree,
@@ -2222,8 +2221,6 @@ int btrfs_orphan_add(struct btrfs_trans_handle *trans, struct inode *inode)
insert = 1;
#endif
insert = 1;
} else {
WARN_ON(!BTRFS_I(inode)->orphan_meta_reserved);
}
if (!BTRFS_I(inode)->orphan_meta_reserved) {
@@ -2537,8 +2534,6 @@ static void btrfs_read_locked_inode(struct inode *inode)
BTRFS_I(inode)->flags = btrfs_inode_flags(leaf, inode_item);
alloc_group_block = btrfs_inode_block_group(leaf, inode_item);
if (location.objectid == BTRFS_FREE_SPACE_OBJECTID)
inode->i_mapping->flags &= ~__GFP_FS;
/*
* try to precache a NULL acl entry for files that don't have
@@ -6960,8 +6955,10 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
* should cover the worst case number of items we'll modify.
*/
trans = btrfs_start_transaction(root, 20);
if (IS_ERR(trans))
return PTR_ERR(trans);
if (IS_ERR(trans)) {
ret = PTR_ERR(trans);
goto out_notrans;
}
btrfs_set_trans_block_group(trans, new_dir);
@@ -7061,7 +7058,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
}
out_fail:
btrfs_end_transaction_throttle(trans, root);
out_notrans:
if (old_inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)
up_read(&root->fs_info->subvol_sem);