Hi, On Tue, Oct 02, 2007 at 01:37:54PM -0500, Will Schmidt wrote: > [RFC v2] 1TB Segment size support > > From: <> > > 1TB Segment size support > > This makes the kernel use 1TB segments for all kernel mappings and for > user addresses of 1TB and above, on machines which support them > (currently POWER5+ and POWER6).
PA6T supports them as well :) > We don't currently use 1TB segments > for user addresses < 1T, since that would effectively prevent 32-bit > processes from using huge pages unless we also had a way to revert to > using 256MB segments. Wouldn't it be possible to stick with 1TB segments for the low range for 64-bit processes as well, and have them allocate their hugepages at >1TB? -Olof _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
