bitkeeper revision 1.1159.187.72 (41c83141bbfSKG8AyntR8TjTKkgRiw)

Fix p.t. init loop to avoid unnecessary iterations.

diff --git a/xen/arch/x86/x86_32/mm.c b/xen/arch/x86/x86_32/mm.c
index a47e6b63c3b4b5d9cbfa227447bf30dbed23a6a7..c22d527ac738268d7582ff32e7a47a0b475dd1c5 100644 (file)
--- a/xen/arch/x86/x86_32/mm.c
+++ b/xen/arch/x86/x86_32/mm.c
@@ -62,7 +62,7 @@ void __init paging_init(void)
     /* Xen heap mappings can be GLOBAL. */
     if ( cpu_has_pge )
     {
-        for ( i = 0; i < DIRECTMAP_PHYS_END; i++ )
+        for ( i = 0; i < DIRECTMAP_PHYS_END; i += (1 << L2_PAGETABLE_SHIFT) )
             ((unsigned long *)idle_pg_table)
                 [(i + PAGE_OFFSET) >> L2_PAGETABLE_SHIFT] |= _PAGE_GLOBAL;
     }