Commit a02a6eba authored by Richard Weinberger's avatar Richard Weinberger
Browse files

ubifs: Wire-up statx() support 



statx() can report what flags a file has, expose flags that UBIFS
supports. Especially STATX_ATTR_COMPRESSED and STATX_ATTR_ENCRYPTED
can be interesting for userspace.

Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
parent d2eb8522

fs/ubifs/dir.c

+15 −0
Original line number Diff line number Diff line
@@ -1644,6 +1644,21 @@ int ubifs_getattr(const struct path *path, struct kstat *stat, 
	struct ubifs_inode *ui = ubifs_inode(inode);



	mutex_lock(&ui->ui_mutex);



	if (ui->flags & UBIFS_APPEND_FL)

		stat->attributes |= STATX_ATTR_APPEND;

	if (ui->flags & UBIFS_COMPR_FL)

		stat->attributes |= STATX_ATTR_COMPRESSED;

	if (ui->flags & UBIFS_CRYPT_FL)

		stat->attributes |= STATX_ATTR_ENCRYPTED;

	if (ui->flags & UBIFS_IMMUTABLE_FL)

		stat->attributes |= STATX_ATTR_IMMUTABLE;



	stat->attributes_mask |= (STATX_ATTR_APPEND |

				STATX_ATTR_COMPRESSED |

				STATX_ATTR_ENCRYPTED |

				STATX_ATTR_IMMUTABLE);



	generic_fillattr(inode, stat);

	stat->blksize = UBIFS_BLOCK_SIZE;

	stat->size = ui->ui_size;