Re: 2.2.21-pre4 hung up

From: Seiichi Nakashima (nakasima@kumin.ne.jp)
Date: Sat Mar 09 2002 - 19:59:42 EST

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Thanks mail.

I update linux-2.2.21-pre4/arch/i386/kernel/bluesmoke.c, and compile,install, bootup.
Then kernel work fine.

diff bluesmoke.c~ bluesmoke.c

167c167
< for(i=0;i<banks;i++)

---
> 	for(i=1;i<banks;i++)
=====
>[SNIP]
>
>According to other reports, it would appear that this change:
>
>diff -ruN linux-2.2.21-pre3/arch/i386/kernel/bluesmoke.c linux-2.2.21-pre4/arch/i386/kernel/bluesmoke.c
>--- linux-2.2.21-pre3/arch/i386/kernel/bluesmoke.c	Sun Mar  3 23:20:11 2002
>+++ linux-2.2.21-pre4/arch/i386/kernel/bluesmoke.c	Sat Mar  9 03:58:57 2002
>@@ -165,7 +164,7 @@
> 	if(l&(1<<8))
> 		wrmsr(0x17b, 0xffffffff, 0xffffffff);
> 	banks = l&0xff;
>-	for(i=1;i<banks;i++)
>+	for(i=0;i<banks;i++)
> 	{
> 		wrmsr(0x400+4*i, 0xffffffff, 0xffffffff); 
> 	}
>
>is the problem. Reversing it (i.e. changing the i=0 to i=1) should allow
>you to boot again.
>
--------------------------------
  Seiichi Nakashima
  Email   nakasima@kumin.ne.jp
--------------------------------
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