On Wed, 2005-07-06 at 13:02 -0700, Jesse Keating wrote: > On Wed, 2005-07-06 at 15:36 -0400, Dave Jones wrote: > > If your CPU supports NX, then the SMP kernel will use it, whereas > > the UP kernel will use segment limits, and disable sysenter support. > > If it doesn't support NX, there's no particular benefit. > > Do Athlon64 3200+ (original, not newcastle) support NX? if it does it has "nx" in the flags section in /proc/cpuinfo
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