On Wed, Jul 17, 2013 at 11:47:14AM -0400, Dwight Engen wrote: > Signed-off-by: Dwight Engen <dwight.engen@xxxxxxxxxx> > --- > fs/xfs/xfs_linux.h | 26 ++++++++++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/fs/xfs/xfs_linux.h b/fs/xfs/xfs_linux.h > index 800f896..761e4c0 100644 > --- a/fs/xfs/xfs_linux.h > +++ b/fs/xfs/xfs_linux.h > @@ -159,6 +159,32 @@ > #define MAX(a,b) (max(a,b)) > #define howmany(x, y) (((x)+((y)-1))/(y)) > > +/* Kernel uid/gid conversion. These are used to convert to/from the on disk > + * uid_t/gid_t types to the kuid_t/kgid_t types that the kernel uses internally. > + * The conversion here is type only, the value will remain the same since we > + * are converting to the init_user_ns. The uid is later mapped to a particular > + * user namespace value when crossing the kernel/user boundary. > + */ > +static inline __uint32_t xfs_kuid_to_uid(kuid_t uid) > +{ > + return from_kuid(&init_user_ns, uid); > +} > + > +static inline kuid_t xfs_uid_to_kuid(__uint32_t uid) > +{ > + return make_kuid(&init_user_ns, uid); > +} > + > +static inline __uint32_t xfs_kgid_to_gid(kgid_t gid) > +{ > + return from_kgid(&init_user_ns, gid); > +} > + > +static inline kgid_t xfs_gid_to_kgid(__uint32_t gid) > +{ > + return make_kgid(&init_user_ns, gid); > +} Looks good. Reviewed-by: Dave Chinner <dchinner@xxxxxxxxxx> -- Dave Chinner david@xxxxxxxxxxxxx _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs