[Xen-changelog] [xen-unstable] [HVM] Wake up APs immediately during restore.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Date 1169728127 0
# Node ID d6d27c649fd6d3fe57c34e525de48ff3588f80c6
# Parent  42aaf08dd20ec6cabf9b4c3aa536b918be352352
[HVM] Wake up APs immediately during restore.
From: Edwin Zhai <edwin.zhai@xxxxxxxxx>
Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>
---
 xen/arch/x86/hvm/hvm.c |   16 +++++++++++++++-
 1 files changed, 15 insertions(+), 1 deletion(-)

diff -r 42aaf08dd20e -r d6d27c649fd6 xen/arch/x86/hvm/hvm.c
--- a/xen/arch/x86/hvm/hvm.c    Thu Jan 25 12:24:43 2007 +0000
+++ b/xen/arch/x86/hvm/hvm.c    Thu Jan 25 12:28:47 2007 +0000
@@ -170,12 +170,26 @@ void hvm_domain_destroy(struct domain *d
         unmap_domain_page_global((void *)d->arch.hvm_domain.buffered_io_va);
 }
 
+int hvm_load_cpu_ctxt(hvm_domain_context_t *h, void *opaque, int version)
+{
+    struct vcpu *v = opaque;
+
+    if ( hvm_funcs.load_cpu_ctxt(h, opaque, version) < 0 )
+        return -EINVAL;
+
+    /* Auxiliary processors shoudl be woken immediately. */
+    if ( test_and_clear_bit(_VCPUF_down, &v->vcpu_flags) )
+        vcpu_wake(v);
+
+    return 0;
+}
+
 int hvm_vcpu_initialise(struct vcpu *v)
 {
     int rc;
 
     hvm_register_savevm(v->domain, "xen_hvm_cpu", v->vcpu_id, 1,
-                        hvm_funcs.save_cpu_ctxt, hvm_funcs.load_cpu_ctxt, 
+                        hvm_funcs.save_cpu_ctxt, hvm_load_cpu_ctxt, 
                         (void *)v);
 
     if ( (rc = vlapic_init(v)) != 0 )

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