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Merge remote-tracking branch 'ovl/rename2' into for-linus

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This commit is contained in:
Al Viro 2016-10-10 23:02:51 -04:00
commit 3873691e5a
483 changed files with 4379 additions and 2736 deletions
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9
fs/btrfs/extent-tree.c
View file

@ -4271,13 +4271,10 @@ int btrfs_check_data_free_space(struct inode *inode, u64 start, u64 len)
if (ret < 0)
return ret;
/*
* Use new btrfs_qgroup_reserve_data to reserve precious data space
*
* TODO: Find a good method to avoid reserve data space for NOCOW
* range, but don't impact performance on quota disable case.
*/
/* Use new btrfs_qgroup_reserve_data to reserve precious data space. */
ret = btrfs_qgroup_reserve_data(inode, start, len);
if (ret)
btrfs_free_reserved_data_space_noquota(inode, start, len);
return ret;
}

2
fs/btrfs/inode.c
View file

@ -10566,7 +10566,7 @@ static const struct inode_operations btrfs_dir_inode_operations = {
.link = btrfs_link,
.mkdir = btrfs_mkdir,
.rmdir = btrfs_rmdir,
.rename2 = btrfs_rename2,
.rename = btrfs_rename2,
.symlink = btrfs_symlink,
.setattr = btrfs_setattr,
.mknod = btrfs_mknod,

12
fs/btrfs/ioctl.c
View file

@ -1634,6 +1634,9 @@ static noinline int btrfs_ioctl_snap_create_transid(struct file *file,
int namelen;
int ret = 0;
if (!S_ISDIR(file_inode(file)->i_mode))
return -ENOTDIR;
ret = mnt_want_write_file(file);
if (ret)
goto out;
@ -1691,6 +1694,9 @@ static noinline int btrfs_ioctl_snap_create(struct file *file,
struct btrfs_ioctl_vol_args *vol_args;
int ret;
if (!S_ISDIR(file_inode(file)->i_mode))
return -ENOTDIR;
vol_args = memdup_user(arg, sizeof(*vol_args));
if (IS_ERR(vol_args))
return PTR_ERR(vol_args);
@ -1714,6 +1720,9 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file,
bool readonly = false;
struct btrfs_qgroup_inherit *inherit = NULL;
if (!S_ISDIR(file_inode(file)->i_mode))
return -ENOTDIR;
vol_args = memdup_user(arg, sizeof(*vol_args));
if (IS_ERR(vol_args))
return PTR_ERR(vol_args);
@ -2357,6 +2366,9 @@ static noinline int btrfs_ioctl_snap_destroy(struct file *file,
int ret;
int err = 0;
if (!S_ISDIR(dir->i_mode))
return -ENOTDIR;
vol_args = memdup_user(arg, sizeof(*vol_args));
if (IS_ERR(vol_args))
return PTR_ERR(vol_args);