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authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>2012-08-21 11:01:50 +0800
committerAvi Kivity <avi@redhat.com>2012-08-22 15:08:59 +0300
commitca3a490c7de8472b514e2d635c052b1e0f8e1c9d (patch)
tree7deb6eabd240ba306b0e4a21f27195c4d906960d /virt
parent69552c295e3df1431801526b5b705a0e130c920d (diff)
downloadlwn-ca3a490c7de8472b514e2d635c052b1e0f8e1c9d.tar.gz
lwn-ca3a490c7de8472b514e2d635c052b1e0f8e1c9d.zip
KVM: introduce KVM_HVA_ERR_BAD
Then, remove bad_hva and inline kvm_is_error_hva Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/kvm_main.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index c89d1b5129e4..e3e1658c491d 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -931,17 +931,6 @@ void kvm_disable_largepages(void)
}
EXPORT_SYMBOL_GPL(kvm_disable_largepages);
-static inline unsigned long bad_hva(void)
-{
- return PAGE_OFFSET;
-}
-
-int kvm_is_error_hva(unsigned long addr)
-{
- return addr == bad_hva();
-}
-EXPORT_SYMBOL_GPL(kvm_is_error_hva);
-
struct kvm_memory_slot *gfn_to_memslot(struct kvm *kvm, gfn_t gfn)
{
return __gfn_to_memslot(kvm_memslots(kvm), gfn);
@@ -988,7 +977,7 @@ static unsigned long gfn_to_hva_many(struct kvm_memory_slot *slot, gfn_t gfn,
gfn_t *nr_pages)
{
if (!slot || slot->flags & KVM_MEMSLOT_INVALID)
- return bad_hva();
+ return KVM_HVA_ERR_BAD;
if (nr_pages)
*nr_pages = slot->npages - (gfn - slot->base_gfn);