libxc: Fix xc_translate_foreign_address in non-paged mode

Returns paddr rather than gfn when in non-paged mode.  Add a shift to
fix it.

Signed-off-by: George Dunlap <george.dunlap@eu.citrix.com>

diff --git a/tools/libxc/xc_pagetab.c b/tools/libxc/xc_pagetab.c
index 00ee0f8ea4299a897ad77ce1ec42b1cecc3bb07d..1a4a3d01e5fa005a03ffd18f6d786f23ac71190b 100644 (file)
--- a/tools/libxc/xc_pagetab.c
+++ b/tools/libxc/xc_pagetab.c
@@ -32,7 +32,7 @@ unsigned long xc_translate_foreign_address(int xc_handle, uint32_t dom,
                                              &ctx, sizeof ctx) != 0)
             return 0;
         if (!(ctx.cr0 & CR0_PG))
-            return virt;
+            return virt >> PAGE_SHIFT;
         pt_levels = (ctx.msr_efer&EFER_LMA) ? 4 : (ctx.cr4&CR4_PAE) ? 3 : 2;
         paddr = ctx.cr3 & ((pt_levels == 3) ? ~0x1full : ~0xfffull);
     } else {