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x86/kvm: fix a missing-prototypes "vmread_error"
commit514ccc1949
upstream. The commit842f4be958
("KVM: VMX: Add a trampoline to fix VMREAD error handling") removed the declaration of vmread_error() causes a W=1 build failure with KVM_WERROR=y. Fix it by adding it back. arch/x86/kvm/vmx/vmx.c:359:17: error: no previous prototype for 'vmread_error' [-Werror=missing-prototypes] asmlinkage void vmread_error(unsigned long field, bool fault) ^~~~~~~~~~~~ Signed-off-by: Qian Cai <cai@lca.pw> Message-Id: <20200402153955.1695-1-cai@lca.pw> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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#define __ex(x) __kvm_handle_fault_on_reboot(x)
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asmlinkage void vmread_error(unsigned long field, bool fault);
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__attribute__((regparm(0))) void vmread_error_trampoline(unsigned long field,
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bool fault);
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void vmwrite_error(unsigned long field, unsigned long value);
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