Re: 2.2.21-pre4 hung up

Bruce Harada (bruce@ask.ne.jp)
Sun, 10 Mar 2002 08:48:25 +0900


On Sun, 10 Mar 2002 08:12:28 +0900
Seiichi Nakashima <nakasima@kumin.ne.jp> wrote:

> Hi.
>
> I update to linux-2.2.20 + patch-2.2.21-pre4.
> before I used linux-2.2.20 + patch-2.2.21-pre3, and worked fine.
> linux-2.2.21-pre4 is normal end to patch, compile and install, but bootup
> failuer.

[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.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/