Hi, just noisy nits here: On 9/4/19 1:19 PM, Aleksa Sarai wrote: > diff --git a/include/uapi/linux/fcntl.h b/include/uapi/linux/fcntl.h > index 1d338357df8a..479baf2da10e 100644 > --- a/include/uapi/linux/fcntl.h > +++ b/include/uapi/linux/fcntl.h > @@ -93,5 +93,47 @@ > > #define AT_RECURSIVE 0x8000 /* Apply to the entire subtree */ > > +/** /** means "the following is kernel-doc", but it's not, so please either make it kernel-doc format or just use /* to begin the comment. > + * Arguments for how openat2(2) should open the target path. If @resolve is > + * zero, then openat2(2) operates identically to openat(2). > + * > + * However, unlike openat(2), unknown bits in @flags result in -EINVAL rather > + * than being silently ignored. In addition, @mode (or @upgrade_mask) must be > + * zero unless one of {O_CREAT, O_TMPFILE, O_PATH} are set. > + * > + * @flags: O_* flags. > + * @mode: O_CREAT/O_TMPFILE file mode. > + * @upgrade_mask: UPGRADE_* flags (to restrict O_PATH re-opening). > + * @resolve: RESOLVE_* flags. > + */ > +struct open_how { > + __u32 flags; > + union { > + __u16 mode; > + __u16 upgrade_mask; > + }; > + __u16 resolve; > +}; -- ~Randy