From mboxrd@z Thu Jan 1 00:00:00 1970 From: Xiao Guangrong Subject: [PATCH 4/9] KVM: define kvm_bad_pfn statically Date: Sun, 29 Jul 2012 16:14:25 +0800 Message-ID: <5014F0E1.4010909@linux.vnet.ibm.com> References: <5014F053.8020305@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: Avi Kivity , Marcelo Tosatti , LKML , KVM To: Xiao Guangrong Return-path: In-Reply-To: <5014F053.8020305@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org Then, remove get_bad_pfn Signed-off-by: Xiao Guangrong --- include/linux/kvm_host.h | 1 + virt/kvm/kvm_main.c | 7 +------ 2 files changed, 2 insertions(+), 6 deletions(-) diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 4de56cd..b02203f 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -50,6 +50,7 @@ #define kvm_fault_pfn (-EFAULT) #define kvm_hwpoison_pfn (-EHWPOISON) +#define kvm_bad_pfn (-ENOENT) /* * vcpu->requests bit members diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 390a03d..da16191 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -943,11 +943,6 @@ int is_error_pfn(pfn_t pfn) } EXPORT_SYMBOL_GPL(is_error_pfn); -static pfn_t get_bad_pfn(void) -{ - return -ENOENT; -} - int is_noslot_pfn(pfn_t pfn) { return pfn == -ENOENT; @@ -1152,7 +1147,7 @@ static pfn_t __gfn_to_pfn(struct kvm *kvm, gfn_t gfn, bool atomic, bool *async, addr = gfn_to_hva(kvm, gfn); if (kvm_is_error_hva(addr)) - return get_bad_pfn(); + return kvm_bad_pfn; return hva_to_pfn(addr, atomic, async, write_fault, writable); } -- 1.7.7.6