Prefaulting for i/o buffers

[Konstantin Belousov]

On Sun, Feb 12, 2012 at 10:14:56PM +0200, Ivan Klymenko wrote:
> В Fri, 3 Feb 2012 21:37:19 +0200
> Konstantin Belousov <kostikbel at gmail.com> пишет:
> 
> > http://people.freebsd.org/~kib/misc/vm1.3.patch
> 
> I have FreeBSD 10.0-CURRENT #0 r231526M: Sat Feb 11 23:06:18 EET 2012
> ivan at nonamehost:/usr/obj/usr/src/sys/mk10  amd64
> 
> my system is patched http://people.freebsd.org/~kib/drm/all.13.2.patch
> (I do not know is the important point is whether or not)
> 
> When using this patch vm1.3.patch or 1.4 or 1.5 or ... including
> http://people.freebsd.org/~kib/misc/vm1.9.patch the system works fine
> in the console, but when loaded into a graphical environment - a system
> gets of global lock (even the mouse cursor does not move) - only reset
> helps
> 
> I'm using Gnome GUI + compiz...

I cannot make anything with this report, since it obviously misses any
data on the deadlock.

BTW, I just put vm1.10 which allows buildworld over NFS to finish successfully.
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