On Fri, Jun 20, 2014 at 05:31:46PM -0300, Marcelo Tosatti wrote: > > > Same with the APIC access page. > > APIC page is always mapped into guest's APIC base address 0xfee00000. > > The way it works is that when vCPU accesses page at 0xfee00000 the access > > is translated to APIC access page physical address. CPU sees that access > > is for APIC page and generates APIC access exit instead of memory access. > > If address 0xfee00000 is not mapped by EPT then EPT violation exit will > > be generated instead, EPT mapping will be instantiated, access retired > > by a guest and this time will generate APIC access exit. > > Right, confused with the other APIC page which the CPU writes (the vAPIC page) > to. > That one is allocated with kmalloc. -- Gleb. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>