Date: Sun, 08 Jun 2008 01:02:25 -0500 From: Alan Cox <alc@cs.rice.edu> To: Tz-Huan Huang <tzhuan@csie.org> Cc: hackers@freebsd.org Subject: Re: Increasing KVM on amd64 Message-ID: <484B75F1.6010505@cs.rice.edu> In-Reply-To: <6a7033710806072132i5abe2368h3db3ba269951fac5@mail.gmail.com> References: <484B20E7.2040009@cs.rice.edu> <6a7033710806072132i5abe2368h3db3ba269951fac5@mail.gmail.com>
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Tz-Huan Huang wrote: >On Sun, Jun 8, 2008 at 7:59 AM, Alan Cox <alc@cs.rice.edu> wrote: > > >>You can download a patch from >>http://www.cs.rice.edu/~alc/amd64_kvm_6GB.patch that increases amd64's >>kernel virtual address space to 6GB. This patch also increases the default >>for the kmem map to almost 2GB. I believe that kernel loadable modules >>still work. However, I suspect that mini-dumps are broken. >> >>I don't plan on committing this patch in its current form. Some of the >>changes are done in a hackish way. I am, however, curious to hear whether >>or not it works for you. >> >> > >Thanks for the patch. I applied it on 7-stable but got failed on pmap.c. > > > [snip] >We have no machine running 8-current with more than 6G memory now... > > > Sorry, at this point the patch is only applicable to HEAD. That said, the failed chunk is probably easily applied by hand to RELENG_7. Thanks, Alan
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