Messages in this thread | | | Date | Fri, 09 May 2003 13:55:17 -0700 | From | "H. Peter Anvin" <> | Subject | Re: hammer: MAP_32BIT |
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Ulrich Drepper wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > H. Peter Anvin wrote: > > >>How about this: since the address argument is basically unused anyway >>unless MAP_FIXED is set, how about a MAP_MAXADDR which interprets the >>address argument as the highest permissible address (or lowest >>nonpermissible address)? > > > You miss the point of my initial mail: I need a way to say "preferrably > 32bit address, otherwise give me what you have". MAP_32BIT already > provides a way to require 32 bit addresses. >
No, it requires 31-bit addresses, and there was a discussion about how some things need 31-bit and some 32-bit addresses. There might also be a need for 39-bit addresses, to be compatible with Linux 2.4.
MAP_MAXADDR_ADVISORY?
-hpa
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