[parisc-linux] Re: [parisc-linux-cvs] linux-2.6 deller
John David Anglin
dave at hiauly1.hia.nrc.ca
Tue Mar 28 11:11:09 MST 2006
> What does people here think about making the c3000_defconfig a 64bit Kernel by default (now, since 64bit Kernels work even with graphics) ?
> (It's currently still 32bit)
It was always the rule that you didn't want to use a 64bit kernel on
machines that support 32 and 64bit kernels unless the machine has more
than ~ 4GB of memory. Generally, 32bit code performs better.
I also think we still have some issues with respect to get_user and
put_user in transferring longs and pointers. Using a 64bit kernel on
a workstation might expose more of these issues.
Dave
--
J. David Anglin dave.anglin at nrc-cnrc.gc.ca
National Research Council of Canada (613) 990-0752 (FAX: 952-6602)
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