On Fri, 2013-02-08 at 11:12 -0800, Kees Cook wrote: > Writing to MSRs should not be allowed unless CAP_COMPROMISE_KERNEL is > set since it could lead to execution of arbitrary code in kernel mode. Willing to buy this, but do you have a description of one potential approach? We should probably also figure out what's writing to MSRs at the moment (anything other than energy_perf_bias?) and decide what the best thing to do there is. ÿôèº{.nÇ+‰·Ÿ®‰­†+%ŠËÿ±éݶ¥Šwÿº{.nÇ+‰·¥Š{±þG«�éÿŠ{ayºʇڙë,j­¢f£¢·hš�ï�êÿ‘êçz_è®(­éšŽŠÝ¢j"�ú¶m§ÿÿ¾«þG«�éÿ¢¸?™¨è­Ú&£ø§~�á¶iO•æ¬z·švØ^¶m§ÿÿà ÿ¶ìÿ¢¸?–I¥