From 950e95097b1c6573ef5e21061ccb56964278c45b Mon Sep 17 00:00:00 2001 From: Xiao Guangrong Date: Fri, 3 Aug 2012 15:39:19 +0800 Subject: [PATCH] KVM: introduce KVM_PFN_ERR_BAD Then, remove get_bad_pfn Signed-off-by: Xiao Guangrong Signed-off-by: Avi Kivity --- 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 840f44a..b2cf310 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -50,6 +50,7 @@ #define KVM_PFN_ERR_FAULT (-EFAULT) #define KVM_PFN_ERR_HWPOISON (-EHWPOISON) +#define KVM_PFN_ERR_BAD (-ENOENT) /* * vcpu->requests bit members diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 7fce2d5..988b233 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -934,11 +934,6 @@ 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; @@ -1143,7 +1138,7 @@ 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_PFN_ERR_BAD; return hva_to_pfn(addr, atomic, async, write_fault, writable); } -- 2.7.4