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| author | Christian Brauner <christian.brauner@ubuntu.com> | 2021-07-27 12:48:42 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2021-08-23 13:19:12 +0200 |
| commit | ca07274c3da901c7daa2c9280679c282b7c03bef (patch) | |
| tree | cf3f8df593b5b2224553cbfe2fc6ae269236fcd1 /fs/btrfs | |
| parent | b3b6f5b9225506abc2e8d1f393761a6e509b791f (diff) | |
| download | linux-stable-ca07274c3da901c7daa2c9280679c282b7c03bef.tar.gz linux-stable-ca07274c3da901c7daa2c9280679c282b7c03bef.tar.bz2 linux-stable-ca07274c3da901c7daa2c9280679c282b7c03bef.zip | |
btrfs: allow idmapped rename inode op
Enable btrfs_rename() to handle idmapped mounts. This is just a matter
of passing down the mount's userns.
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/inode.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 0f9017a207ab..04a37b750a17 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -9550,6 +9550,7 @@ out_notrans: static int btrfs_whiteout_for_rename(struct btrfs_trans_handle *trans, struct btrfs_root *root, + struct user_namespace *mnt_userns, struct inode *dir, struct dentry *dentry) { @@ -9562,7 +9563,7 @@ static int btrfs_whiteout_for_rename(struct btrfs_trans_handle *trans, if (ret) return ret; - inode = btrfs_new_inode(trans, root, &init_user_ns, dir, + inode = btrfs_new_inode(trans, root, mnt_userns, dir, dentry->d_name.name, dentry->d_name.len, btrfs_ino(BTRFS_I(dir)), @@ -9599,9 +9600,10 @@ out: return ret; } -static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry, - struct inode *new_dir, struct dentry *new_dentry, - unsigned int flags) +static int btrfs_rename(struct user_namespace *mnt_userns, + struct inode *old_dir, struct dentry *old_dentry, + struct inode *new_dir, struct dentry *new_dentry, + unsigned int flags) { struct btrfs_fs_info *fs_info = btrfs_sb(old_dir->i_sb); struct btrfs_trans_handle *trans; @@ -9791,8 +9793,8 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry, } if (flags & RENAME_WHITEOUT) { - ret = btrfs_whiteout_for_rename(trans, root, old_dir, - old_dentry); + ret = btrfs_whiteout_for_rename(trans, root, mnt_userns, + old_dir, old_dentry); if (ret) { btrfs_abort_transaction(trans, ret); @@ -9842,7 +9844,8 @@ static int btrfs_rename2(struct user_namespace *mnt_userns, struct inode *old_di return btrfs_rename_exchange(old_dir, old_dentry, new_dir, new_dentry); - return btrfs_rename(old_dir, old_dentry, new_dir, new_dentry, flags); + return btrfs_rename(mnt_userns, old_dir, old_dentry, new_dir, + new_dentry, flags); } struct btrfs_delalloc_work { |