On 01/03/2016 20:30, Peter Feiner wrote: > install_ept_entry would overwrite arbitrary memory when it encountered > a large page. > > I discovered the bug while working on a simple multi-page allocator, > which I'm using for huge page testing, that sorts the free list in > ascending order of HPA. > > Peter Feiner (5): > x86: vmx.h: trivial whitespace fixes > x86: vmx: Named constant: EPT_ADDR_MASK > x86: vmx: Named constant: EPT_LEVEL_SHIFT > x86: vmx: split large EPTEs in install_ept_entry > x86: vmx: don't explicitly split identity EPT map > > x86/vmx.c | 65 +++++++++++++++++++++++++++++++++++++++++++-------------- > x86/vmx.h | 9 +++++--- > x86/vmx_tests.c | 7 ------- > 3 files changed, 55 insertions(+), 26 deletions(-) Looks good apart for not reusing PAGE_MASK in patch 2. Thanks! Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
