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authorAndrew Morton <akpm@linux-foundation.org>2015-06-10 11:15:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-06-10 16:43:43 -0700
commit5ec45a192fe6e287f0fc06d5ca4f3bd446d94803 (patch)
tree328c860109d2b5c4f7931230c4b69bae4c541d49
parent8e76d4eecf7afeec9328e21cd5880e281838d0d6 (diff)
downloadlinux-linaro-stable-5ec45a192fe6e287f0fc06d5ca4f3bd446d94803.tar.gz
arch/x86/kvm/mmu.c: work around gcc-4.4.4 bug
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 <guangrong.xiao@linux.intel.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Davidlohr Bueso <dave@stgolabs.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/x86/kvm/mmu.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 44a7d2515497..b73337634214 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -4215,13 +4215,13 @@ void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa,
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