On Tue, Apr 18, 2017 at 04:18:31PM -0500, Tom Lendacky wrote: > Add a function that will return the E820 type associated with an address > range. ... > @@ -110,9 +111,28 @@ bool __init e820__mapped_all(u64 start, u64 end, enum e820_type type) > * coverage of the desired range exists: > */ > if (start >= end) > - return 1; > + return entry; > } > - return 0; > + > + return NULL; > +} > + > +/* > + * This function checks if the entire range <start,end> is mapped with type. > + */ > +bool __init e820__mapped_all(u64 start, u64 end, enum e820_type type) > +{ > + return __e820__mapped_all(start, end, type) ? 1 : 0; return !!__e820__mapped_all(start, end, type); -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.