On Fri, Oct 19, 2012 at 4:03 PM, Suresh Siddha <suresh.b.sid...@intel.com> wrote: > On Fri, 2012-10-19 at 13:42 -0700, rrl...@gmail.com wrote: >> Any update? The messages just seem to have stopped months ago. A >> fallback would be nice, I have been booting the kernel with noa2xpic >> for since kernel 3.2, and currently I am working with 3.6.2. >> >> If needed I can try to attempt modifying the patch to include >> fallback, but I am probably not the best person to do it. >> > > Are you referring to this commit that made into the mainline tree > already? > > commit fb209bd891645bb87b9618b724f0b4928e0df3de > Author: Yinghai Lu <ying...@kernel.org> > Date: Wed Dec 21 17:45:17 2011 -0800 > > x86, x2apic: Fallback to xapic when BIOS doesn't setup interrupt-remapping
I think his system has DMAR table and cpu support x2apic, So kernel will switch to x2apic, but somehow BIOS SMI handler has problem with x2apic. should be thinkpad W520? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
