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[Xen-ia64-devel] [RFC] necessary of `handling regNaT fault' message

To: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-ia64-devel] [RFC] necessary of `handling regNaT fault' message
From: "KUWAMURA Shin'ya" <kuwa@xxxxxxxxxxxxxx>
Date: Fri, 11 Apr 2008 17:21:34 +0900 (JST)
Delivery-date: Fri, 11 Apr 2008 01:21:52 -0700
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Hi,

Running i386 version LMbench on IA32-EL of dom0 generates many
message outputs: # tens of lines per a second
  (XEN) ia64_handle_reflection: handling regNaT fault

Is the check required?

I attached the patch that remove printk().

How to reproduce:
1. build LMbench on an i386 machine
2. run par_mem on ia64
   cd <LMbench directory>/bin/i686-pc-linux-gnu
   ./par_mem -L 128 -M 16M

Best Regards,
-- 
  KUWAMURA Shin'ya
# HG changeset patch
# User KUWAMURA Shin'ya <kuwa@xxxxxxxxxxxxxx>
# Date 1207901130 -32400
# Node ID 6713ab838e777d4a408880ebc4373eb586ef5036
# Parent  feee6422144f1a7b9caa91e178244214e8c2e14e
[IA64] Remove regNaT fault message

Signed-off-by: KUWAMURA Shin'ya <kuwa@xxxxxxxxxxxxxx>

diff -r feee6422144f -r 6713ab838e77 xen/arch/ia64/xen/faults.c
--- a/xen/arch/ia64/xen/faults.c        Tue Apr 01 11:29:03 2008 -0600
+++ b/xen/arch/ia64/xen/faults.c        Fri Apr 11 17:05:30 2008 +0900
@@ -626,8 +626,6 @@ ia64_handle_reflection(unsigned long ifa
                if (((isr >> 4L) & 0xfL) == 1) {
                        /* Fault is due to a register NaT consumption fault. */
                        //regs->eml_unat = 0;  FIXME: DO WE NEED THIS??
-                       printk("ia64_handle_reflection: handling regNaT "
-                              "fault\n");
                        vector = IA64_NAT_CONSUMPTION_VECTOR;
                        break;
                }
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