[Xen-devel] [PATCH] libxc: Use vcpu_guest_context_any_t instead of two pages

[Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>]

libxc: Use vcpu_guest_context_any_t instead of two pages

Signed-off-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>

diff -r 14a9a1629590 tools/libxc/xc_dom_boot.c
--- a/tools/libxc/xc_dom_boot.c wed aug 27 10:26:50 2008 +0100
+++ b/tools/libxc/xc_dom_boot.c wed aug 27 12:07:28 2008 +0100
@@ -187,7 +187,7 @@ int xc_dom_boot_image(struct xc_dom_imag
 int xc_dom_boot_image(struct xc_dom_image *dom)
 {
     declare_domctl;
-    void *ctxt;
+    vcpu_guest_context_any_t ctxt;
     int rc;
 
     xc_dom_printf("%s: called\n", __function__);
@@ -245,12 +245,11 @@ int xc_dom_boot_image(struct xc_dom_imag
         return rc;
 
     /* let the vm run */
-    ctxt = xc_dom_malloc(dom, page_size * 2 /* fixme */ );
-    memset(ctxt, 0, page_size * 2);
-    if ( (rc = dom->arch_hooks->vcpu(dom, ctxt)) != 0 )
+    memset(&ctxt, 0, sizeof(ctxt));
+    if ( (rc = dom->arch_hooks->vcpu(dom, &ctxt)) != 0 )
         return rc;
     xc_dom_unmap_all(dom);
-    rc = launch_vm(dom->guest_xc, dom->guest_domid, ctxt);
+    rc = launch_vm(dom->guest_xc, dom->guest_domid, &ctxt);
 
     return rc;
 }

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