On Friday 18 January 2008 12:10:40 am Ingo Molnar wrote: > > * Yinghai Lu <[EMAIL PROTECTED]> wrote: > > > config MTRR > > bool "MTRR (Memory Type Range Register) support" > > - depends on !PAT > > + depends on !X86_PAT > > ---help--- > > On Intel P6 family processors (Pentium Pro, Pentium II and later) > > the Memory Type Range Registers (MTRRs) may be used to control > > thanks. But, i think we should rather do the following: if X86_PAT is > eanbled then /proc/mtrr should be read-only. There's no problem > _looking_ at MTRR contents, as long as we do not try to modify them. Hm?
anyway depends on !PAT need to be removed. it seems when PAT is used, some code still touch MTRR. YH -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
