On 2014-11-22 05:24, Wincy Van wrote: > Some hypervisors need MSR auto load/restore feature. > > We read MSRs from vm-entry MSR load area which specified by L1, > and load them via kvm_set_msr in the nested entry. > When nested exit occurs, we get MSRs via kvm_get_msr, writting > them to L1`s MSR store area. After this, we read MSRs from vm-exit > MSR load area, and load them via kvm_set_msr. > > VirtualBox will work fine with this patch. Cool! This feature is long overdue. Patch is unfortunately misformatted which makes it very hard to read. Please check via linux/scripts/checkpatch.pl for the proper style. Could you also write a corresponding kvm-unit-test (see x86/vmx_tests.c)? Jan
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