[Xen-devel] [PATCH] x86/HAP: don't open code clear_domain_page()

["Jan Beulich" <JBeulich@xxxxxxxx>]

Also drop a stray initializer.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

--- a/xen/arch/x86/mm/hap/hap.c
+++ b/xen/arch/x86/mm/hap/hap.c
@@ -248,8 +248,7 @@ static void hap_clean_dirty_bitmap(struc
 /************************************************/
 static struct page_info *hap_alloc(struct domain *d)
 {
-    struct page_info *pg = NULL;
-    void *p;
+    struct page_info *pg;
 
     ASSERT(paging_locked_by_me(d));
 
@@ -259,9 +258,7 @@ static struct page_info *hap_alloc(struc
 
     d->arch.paging.hap.free_pages--;
 
-    p = __map_domain_page(pg);
-    clear_page(p);
-    unmap_domain_page(p);
+    clear_domain_page(page_to_mfn(pg));
 
     return pg;
 }

Attachment: x86-HAP-clear_domain_page.patch
Description: Text document

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