Merge branch 'ino-alloc' of git://repo.or.cz/linux-btrfs-devel into inode_numbers

[pandora-kernel.git] / fs / btrfs / inode.c

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index b78d3ab..01438e9 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -94,13 +94,14 @@ static noinline int cow_file_range(struct inode *inode,
                                   unsigned long *nr_written, int unlock);
 
 static int btrfs_init_inode_security(struct btrfs_trans_handle *trans,
-                                    struct inode *inode,  struct inode *dir)
+                                    struct inode *inode,  struct inode *dir,
+                                    const struct qstr *qstr)
 {
        int err;
 
        err = btrfs_init_acl(trans, inode, dir);
        if (!err)
-               err = btrfs_xattr_security_init(trans, inode, dir);
+               err = btrfs_xattr_security_init(trans, inode, dir, qstr);
        return err;
 }
 
@@ -963,6 +964,7 @@ static int cow_file_range_async(struct inode *inode, struct page *locked_page,
                         1, 0, NULL, GFP_NOFS);
        while (start < end) {
                async_cow = kmalloc(sizeof(*async_cow), GFP_NOFS);
+               BUG_ON(!async_cow);
                async_cow->inode = inode;
                async_cow->root = root;
                async_cow->locked_page = locked_page;
@@ -2334,7 +2336,7 @@ int btrfs_orphan_cleanup(struct btrfs_root *root)
 
                /*
                 * if ret == 0 means we found what we were searching for, which
-                * is weird, but possible, so only screw with path if we didnt
+                * is weird, but possible, so only screw with path if we didn't
                 * find the key and see if we have stuff that matches
                 */
                if (ret > 0) {
@@ -4760,11 +4762,12 @@ static int btrfs_mknod(struct inode *dir, struct dentry *dentry,
        inode = btrfs_new_inode(trans, root, dir, dentry->d_name.name,
                                dentry->d_name.len, btrfs_ino(dir), objectid,
                                BTRFS_I(dir)->block_group, mode, &index);
-       err = PTR_ERR(inode);
-       if (IS_ERR(inode))
+       if (IS_ERR(inode)) {
+               err = PTR_ERR(inode);
                goto out_unlock;
+       }
 
-       err = btrfs_init_inode_security(trans, inode, dir);
+       err = btrfs_init_inode_security(trans, inode, dir, &dentry->d_name);
        if (err) {
                drop_inode = 1;
                goto out_unlock;
@@ -4822,11 +4825,12 @@ static int btrfs_create(struct inode *dir, struct dentry *dentry,
        inode = btrfs_new_inode(trans, root, dir, dentry->d_name.name,
                                dentry->d_name.len, btrfs_ino(dir), objectid,
                                BTRFS_I(dir)->block_group, mode, &index);
-       err = PTR_ERR(inode);
-       if (IS_ERR(inode))
+       if (IS_ERR(inode)) {
+               err = PTR_ERR(inode);
                goto out_unlock;
+       }
 
-       err = btrfs_init_inode_security(trans, inode, dir);
+       err = btrfs_init_inode_security(trans, inode, dir, &dentry->d_name);
        if (err) {
                drop_inode = 1;
                goto out_unlock;
@@ -4867,9 +4871,6 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir,
        int err;
        int drop_inode = 0;
 
-       if (inode->i_nlink == 0)
-               return -ENOENT;
-
        /* do not allow sys_link's with other subvols of the same device */
        if (root->objectid != BTRFS_I(inode)->root->objectid)
                return -EXDEV;
@@ -4958,7 +4959,7 @@ static int btrfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 
        drop_on_err = 1;
 
-       err = btrfs_init_inode_security(trans, inode, dir);
+       err = btrfs_init_inode_security(trans, inode, dir, &dentry->d_name);
        if (err)
                goto out_fail;
 
@@ -5032,6 +5033,8 @@ static noinline int uncompress_inline(struct btrfs_path *path,
        inline_size = btrfs_file_extent_inline_item_len(leaf,
                                        btrfs_item_nr(leaf, path->slots[0]));
        tmp = kmalloc(inline_size, GFP_NOFS);
+       if (!tmp)
+               return -ENOMEM;
        ptr = btrfs_file_extent_inline_start(item);
 
        read_extent_buffer(leaf, tmp, ptr, inline_size);
@@ -6070,7 +6073,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
        ret = btrfs_map_block(map_tree, READ, start_sector << 9,
                              &map_length, NULL, 0);
        if (ret) {
-               bio_put(bio);
+               bio_put(orig_bio);
                return -EIO;
        }
 
@@ -7307,11 +7310,12 @@ static int btrfs_symlink(struct inode *dir, struct dentry *dentry,
                                dentry->d_name.len, btrfs_ino(dir), objectid,
                                BTRFS_I(dir)->block_group, S_IFLNK|S_IRWXUGO,
                                &index);
-       err = PTR_ERR(inode);
-       if (IS_ERR(inode))
+       if (IS_ERR(inode)) {
+               err = PTR_ERR(inode);
                goto out_unlock;
+       }
 
-       err = btrfs_init_inode_security(trans, inode, dir);
+       err = btrfs_init_inode_security(trans, inode, dir, &dentry->d_name);
        if (err) {
                drop_inode = 1;
                goto out_unlock;
@@ -7547,7 +7551,6 @@ static const struct address_space_operations btrfs_aops = {
        .writepage      = btrfs_writepage,
        .writepages     = btrfs_writepages,
        .readpages      = btrfs_readpages,
-       .sync_page      = block_sync_page,
        .direct_IO      = btrfs_direct_IO,
        .invalidatepage = btrfs_invalidatepage,
        .releasepage    = btrfs_releasepage,