From: Andrey Albershteyn <aalbersh@xxxxxxxxxx> Add fs-verity ioctls to enable, dump metadata (descriptor and Merkle tree pages) and obtain file's digest. Signed-off-by: Andrey Albershteyn <aalbersh@xxxxxxxxxx> Reviewed-by: Darrick J. Wong <djwong@xxxxxxxxxx> [djwong: remove unnecessary casting] Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx> --- fs/xfs/xfs_ioctl.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index ab61d7d552fb..4b11898728cc 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -43,6 +43,7 @@ #include <linux/mount.h> #include <linux/namei.h> #include <linux/fileattr.h> +#include <linux/fsverity.h> /* * xfs_find_handle maps from userspace xfs_fsop_handlereq structure to @@ -2174,6 +2175,21 @@ xfs_file_ioctl( return error; } + case FS_IOC_ENABLE_VERITY: + if (!xfs_has_verity(mp)) + return -EOPNOTSUPP; + return fsverity_ioctl_enable(filp, arg); + + case FS_IOC_MEASURE_VERITY: + if (!xfs_has_verity(mp)) + return -EOPNOTSUPP; + return fsverity_ioctl_measure(filp, arg); + + case FS_IOC_READ_VERITY_METADATA: + if (!xfs_has_verity(mp)) + return -EOPNOTSUPP; + return fsverity_ioctl_read_metadata(filp, arg); + default: return -ENOTTY; }
