From 274e0a1f4777b9362fc03a34e86358cc36003e48 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 20 Nov 2017 08:56:52 -0800 Subject: xfs: abstract out dev_t conversions And move them to xfs_linux.h so that xfsprogs can stub them out more easily. Signed-off-by: Christoph Hellwig Reviewed-by: Darrick J. Wong Signed-off-by: Darrick J. Wong --- fs/xfs/xfs_linux.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'fs/xfs/xfs_linux.h') diff --git a/fs/xfs/xfs_linux.h b/fs/xfs/xfs_linux.h index 6282bfc1afa9..99562ec0de56 100644 --- a/fs/xfs/xfs_linux.h +++ b/fs/xfs/xfs_linux.h @@ -204,6 +204,16 @@ static inline kgid_t xfs_gid_to_kgid(uint32_t gid) return make_kgid(&init_user_ns, gid); } +static inline dev_t xfs_to_linux_dev_t(xfs_dev_t dev) +{ + return MKDEV(sysv_major(dev) & 0x1ff, sysv_minor(dev)); +} + +static inline xfs_dev_t linux_to_xfs_dev_t(dev_t dev) +{ + return sysv_encode_dev(dev); +} + /* * Various platform dependent calls that don't fit anywhere else */ -- cgit v1.2.3