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| author | Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> | 2012-08-03 09:41:22 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-08-06 15:04:55 +0200 |
| commit | 6cede2e6794be6b0649f62d3681e0c4aff5a9270 (patch) | |
| tree | b05fdcfd0db7974c7ed7f036d07520ac4c12202f /virt/kvm/kvm_main.c | |
| parent | KVM: remove the unused declare (diff) | |
| download | linux-6cede2e6794be6b0649f62d3681e0c4aff5a9270.tar.xz linux-6cede2e6794be6b0649f62d3681e0c4aff5a9270.zip | |
KVM: introduce KVM_ERR_PTR_BAD_PAGE
It is used to eliminate the overload of function call and cleanup
the code
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt/kvm/kvm_main.c')
| -rw-r--r-- | virt/kvm/kvm_main.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index eb73e5f13678..93d3c6e063c8 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -922,17 +922,6 @@ void kvm_disable_largepages(void) } EXPORT_SYMBOL_GPL(kvm_disable_largepages); -int is_error_page(struct page *page) -{ - return IS_ERR(page); -} -EXPORT_SYMBOL_GPL(is_error_page); - -struct page *get_bad_page(void) -{ - return ERR_PTR(-ENOENT); -} - static inline unsigned long bad_hva(void) { return PAGE_OFFSET; @@ -1179,7 +1168,7 @@ static struct page *kvm_pfn_to_page(pfn_t pfn) WARN_ON(kvm_is_mmio_pfn(pfn)); if (is_error_pfn(pfn) || kvm_is_mmio_pfn(pfn)) - return get_bad_page(); + return KVM_ERR_PTR_BAD_PAGE; return pfn_to_page(pfn); } |