From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:48426 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755241AbbGVDUd (ORCPT ); Tue, 21 Jul 2015 23:20:33 -0400 Subject: Patch "arch/x86/kvm/mmu.c: work around gcc-4.4.4 bug" has been added to the 4.0-stable tree To: akpm@linux-foundation.org, dave@stgolabs.net, dparsons@brightdsl.net, gregkh@linuxfoundation.org, guangrong.xiao@linux.intel.com, pbonzini@redhat.com, torvalds@linux-foundation.org Cc: , From: Date: Tue, 21 Jul 2015 20:20:32 -0700 Message-ID: <143753523225202@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled arch/x86/kvm/mmu.c: work around gcc-4.4.4 bug to the 4.0-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: arch-x86-kvm-mmu.c-work-around-gcc-4.4.4-bug.patch and it can be found in the queue-4.0 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 5ec45a192fe6e287f0fc06d5ca4f3bd446d94803 Mon Sep 17 00:00:00 2001 From: Andrew Morton Date: Wed, 10 Jun 2015 11:15:02 -0700 Subject: arch/x86/kvm/mmu.c: work around gcc-4.4.4 bug From: Andrew Morton commit 5ec45a192fe6e287f0fc06d5ca4f3bd446d94803 upstream. Fix this compile issue with gcc-4.4.4: arch/x86/kvm/mmu.c: In function 'kvm_mmu_pte_write': arch/x86/kvm/mmu.c:4256: error: unknown field 'cr0_wp' specified in initializer arch/x86/kvm/mmu.c:4257: error: unknown field 'cr4_pae' specified in initializer arch/x86/kvm/mmu.c:4257: warning: excess elements in union initializer ... gcc-4.4.4 (at least) has issues when using anonymous unions in initializers. Fixes: edc90b7dc4ceef6 ("KVM: MMU: fix SMAP virtualization") Cc: Xiao Guangrong Cc: Paolo Bonzini Cc: Davidlohr Bueso Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Cc: Donald Parsons Signed-off-by: Greg Kroah-Hartman --- arch/x86/kvm/mmu.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -4215,13 +4215,13 @@ void kvm_mmu_pte_write(struct kvm_vcpu * 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 Patches currently in stable-queue which might be from akpm@linux-foundation.org are queue-4.0/arch-x86-kvm-mmu.c-work-around-gcc-4.4.4-bug.patch