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SubjectRe: hammer: MAP_32BIT
Date
Followup to:  <20030509092026.GA11012@averell>
By author: Andi Kleen <ak@muc.de>
In newsgroup: linux.dev.kernel
>
> MAP_32BIT currently limits to the first 2GB only. That's needed because
> most programs use it to allocate modules for the small code model and that
> only supports 2GB (poster child for that is the X server) But for your
> application 4GB would be better. But adding another MAP_32BIT_4GB or so
> would be quite ugly. I considered making the address where mmap starts searching
> (TASK_UNMAPPED_BASE) settable using a prctl.
>

MAP_31BIT would have been a better name...

-hpa
--
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
Architectures needed: ia64 m68k mips64 ppc ppc64 s390 s390x sh v850 x86-64
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