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Date: Tue, 21 Jul 2015 11:13:58 -0700 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: Donald Parsons <dparsons@...ghtdsl.net> Cc: linux-kernel <linux-kernel@...r.kernel.org> Subject: Re: [PATCH 4.0 00/58] 4.0.9-stable review On Tue, Jul 21, 2015 at 01:13:27PM -0400, Donald Parsons wrote: > Greg, > > The kernel still does not compile with gcc-4.5.1 since linux-4.0.5 when > a kvm back-port from 4.1-rc5 went in. (This is on Linux 4.1.2 SMP Mon > Jul 13 18:08:30 EDT 2015 x86_64 Fedora 14) > > This mis-compile was fixed in 4.1-rc8. The diff was: > > diff -ur linux-4.1-rc7/arch/x86/kvm/mmu.c > linux-4.1-rc8/arch/x86/kvm/mmu.c > --- linux-4.1-rc7/arch/x86/kvm/mmu.c 2015-07-15 00:05:34.000000000 -0400 > +++ linux-4.1-rc8/arch/x86/kvm/mmu.c 2015-07-15 00:07:45.000000000 -0400 > @@ -4215,13 +4215,13 @@ > u64 entry, gentry, *spte; > int npte; > bool remote_flush, local_flush, zap_page; > - union kvm_mmu_page_role mask = (union kvm_mmu_page_role) { > - .cr0_wp = 1, > - .cr4_pae = 1, > - .nxe = 1, > - .smep_andnot_wp = 1, > - .smap_andnot_wp = 1, > - }; > + union kvm_mmu_page_role mask = { }; > + > + mask.cr0_wp = 1; > + mask.cr4_pae = 1; > + mask.nxe = 1; > + mask.smep_andnot_wp = 1; > + mask.smap_andnot_wp = 1; > > /* > * If we don't have indirect shadow pages, it means no page is > > > Please add to linux-4.0.9 so older compilers will work. What is the commit id in Linus's tree that resolves this? thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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