diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index e95e9ffe6c0f..1ba837b27497 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -13,6 +13,7 @@ #include #include #include +#include #include "debug.h" #include "ntfs.h" @@ -48,6 +49,62 @@ static int ntfs_ioctl_fitrim(struct ntfs_sb_info *sbi, unsigned long arg) return 0; } +/* + * ntfs_fileattr_get - inode_operations::fileattr_get + */ +int ntfs_fileattr_get(struct dentry *dentry, struct fileattr *fa) +{ + struct inode *inode = d_inode(dentry); + struct ntfs_inode *ni = ntfs_i(inode); + u32 flags = 0; + + if (inode->i_flags & S_IMMUTABLE) + flags |= FS_IMMUTABLE_FL; + + if (inode->i_flags & S_APPEND) + flags |= FS_APPEND_FL; + + if (is_compressed(ni)) + flags |= FS_COMPR_FL; + + if (is_encrypted(ni)) + flags |= FS_ENCRYPT_FL; + + fileattr_fill_flags(fa, flags); + + return 0; +} + +/* + * ntfs_fileattr_set - inode_operations::fileattr_set + */ +int ntfs_fileattr_set(struct mnt_idmap *idmap, struct dentry *dentry, + struct fileattr *fa) +{ + struct inode *inode = d_inode(dentry); + u32 flags = fa->flags; + unsigned int new_fl = 0; + + if (fileattr_has_fsx(fa)) + return -EOPNOTSUPP; + + if (flags & ~(FS_IMMUTABLE_FL | FS_APPEND_FL)) + return -EOPNOTSUPP; + + if (flags & FS_IMMUTABLE_FL) + new_fl |= S_IMMUTABLE; + + if (flags & FS_APPEND_FL) + new_fl |= S_APPEND; + + inode_set_flags(inode, new_fl, S_IMMUTABLE | S_APPEND); + + inode_set_ctime_current(inode); + mark_inode_dirty(inode); + + return 0; +} + long ntfs_ioctl(struct file *filp, u32 cmd, unsigned long arg) { struct inode *inode = file_inode(filp); @@ -77,20 +134,27 @@ int ntfs_getattr(struct mnt_idmap *idmap, const struct path *path, struct inode *inode = d_inode(path->dentry); struct ntfs_inode *ni = ntfs_i(inode); + stat->result_mask |= STATX_BTIME; + stat->btime = ni->i_crtime; + stat->blksize = ni->mi.sbi->cluster_size; /* 512, 1K, ..., 2M */ + + if (inode->i_flags & S_IMMUTABLE) + stat->attributes |= STATX_ATTR_IMMUTABLE; + + if (inode->i_flags & S_APPEND) + stat->attributes |= STATX_ATTR_APPEND; + if (is_compressed(ni)) stat->attributes |= STATX_ATTR_COMPRESSED; if (is_encrypted(ni)) stat->attributes |= STATX_ATTR_ENCRYPTED; - stat->attributes_mask |= STATX_ATTR_COMPRESSED | STATX_ATTR_ENCRYPTED; + stat->attributes_mask |= STATX_ATTR_COMPRESSED | STATX_ATTR_ENCRYPTED | + STATX_ATTR_IMMUTABLE | STATX_ATTR_APPEND; generic_fillattr(idmap, request_mask, inode, stat); - stat->result_mask |= STATX_BTIME; - stat->btime = ni->i_crtime; - stat->blksize = ni->mi.sbi->cluster_size; /* 512, 1K, ..., 2M */ - return 0; } @@ -1223,6 +1287,8 @@ const struct inode_operations ntfs_file_inode_operations = { .get_acl = ntfs_get_acl, .set_acl = ntfs_set_acl, .fiemap = ntfs_fiemap, + .fileattr_get = ntfs_fileattr_get, + .fileattr_set = ntfs_fileattr_set, }; const struct file_operations ntfs_file_operations = { diff --git a/fs/ntfs3/namei.c b/fs/ntfs3/namei.c index 71498421ce60..cc04be9a4394 100644 --- a/fs/ntfs3/namei.c +++ b/fs/ntfs3/namei.c @@ -509,6 +509,8 @@ const struct inode_operations ntfs_dir_inode_operations = { .getattr = ntfs_getattr, .listxattr = ntfs_listxattr, .fiemap = ntfs_fiemap, + .fileattr_get = ntfs_fileattr_get, + .fileattr_set = ntfs_fileattr_set, }; const struct inode_operations ntfs_special_inode_operations = { diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h index 6240ed742e7b..e5255a251929 100644 --- a/fs/ntfs3/ntfs_fs.h +++ b/fs/ntfs3/ntfs_fs.h @@ -497,6 +497,9 @@ extern const struct file_operations ntfs_dir_operations; extern const struct file_operations ntfs_legacy_dir_operations; /* Globals from file.c */ +int ntfs_fileattr_get(struct dentry *dentry, struct fileattr *fa); +int ntfs_fileattr_set(struct mnt_idmap *idmap, struct dentry *dentry, + struct fileattr *fa); int ntfs_getattr(struct mnt_idmap *idmap, const struct path *path, struct kstat *stat, u32 request_mask, u32 flags); int ntfs3_setattr(struct mnt_idmap *idmap, struct dentry *dentry,