Re: [Xen-devel] [PATCH] fix-multiple-vmxon.patch

[Arun Sharma <arun.sharma@xxxxxxxxx>]

On 4/20/2005 5:01 PM, Arun Sharma wrote:
> --- xen/arch/x86/smpboot.c~fix-multiple-vmxon   2005-04-11 08:52:26.293486000 
> -0700
> +++ xen-askeshav/arch/x86/smpboot.c     2005-04-11 08:58:58.513486000 -0700
The patch doesn't apply with -p1. The attached patch should be better.

        -Arun

__vmxon() is called twice for the boot cpu, because identify_cpu() is called
twice. This patch ensures that identify_cpu() and hence __vmxon() is called
exactly once for the boot CPU.

Signed-off-by: Anil S Keshavamurthy <anil.s.keshavamurthy@xxxxxxxxx>

--- a/xen/arch/x86/smpboot.c~fix-multiple-vmxon 2005-04-11 08:52:26.293486000 
-0700
+++ b/xen/arch/x86/smpboot.c    2005-04-11 08:58:58.513486000 -0700
@@ -114,7 +114,8 @@ void __init smp_alloc_memory(void)
 void __init smp_store_cpu_info(int id)
 {
     cpu_data[id] = boot_cpu_data;
-    identify_cpu(&cpu_data[id]);
+    if (id != 0)
+        identify_cpu(&cpu_data[id]);
 }
 
 /*
_

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