[Xen-devel] [PATCH] x86 hvm vpt: slightly improvement

[Kouya Shimura <kouya@xxxxxxxxxxxxxx>]

There are quite a lot of the case of pt->pending_intr_nr==0.
and pt_irq_masked() is more complicated.

Signed-off-by: Kouya Shimura <kouya@xxxxxxxxxxxxxx>

diff -r b4fcb5f632dc xen/arch/x86/hvm/vpt.c
--- a/xen/arch/x86/hvm/vpt.c    Mon Aug 31 18:17:26 2009 +0100
+++ b/xen/arch/x86/hvm/vpt.c    Tue Sep 01 16:58:51 2009 +0900
@@ -229,7 +229,7 @@ void pt_update_irq(struct vcpu *v)
 
     list_for_each_entry ( pt, head, list )
     {
-        if ( !pt_irq_masked(pt) && pt->pending_intr_nr &&
+        if ( pt->pending_intr_nr && !pt_irq_masked(pt) &&
              ((pt->last_plt_gtime + pt->period) < max_lag) )
         {
             max_lag = pt->last_plt_gtime + pt->period;

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