Original-Nachricht
> Datum: Thu, 15 Nov 2007 08:54:32 +1100
> Von: Paul Mackerras <[EMAIL PROTECTED]>
> An: "Gerhard Pircher" <[EMAIL PROTECTED]>
> CC: [EMAIL PROTECTED], linuxppc-dev@ozlabs.org
> Betreff: Re: Kernel locks up after calling ke
Gerhard Pircher writes:
> Yeah, the northbridge hates the M bit! Thus the AmigaOne platform code
Wow.
> masks out the CPU_FTR_NEED_COHERENT flag and disables the L2 cache
> prefetch engines (I don't care about the performance loss).
> I couldn't find any other code that sets the M bit, except fo
Original-Nachricht
> Datum: Wed, 14 Nov 2007 21:04:57 +1100
> Von: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
> An: Gerhard Pircher <[EMAIL PROTECTED]>
> CC: linuxppc-dev@ozlabs.org
> Betreff: Re: Kernel locks up after calling kernel_execve()
> On
On Wed, 2007-11-14 at 10:39 +0100, Gerhard Pircher wrote:
> Yeah, the northbridge hates the M bit! Thus the AmigaOne platform code
> masks out the CPU_FTR_NEED_COHERENT flag and disables the L2 cache
> prefetch engines (I don't care about the performance loss).
> I couldn't find any other code tha
Original-Nachricht
> Datum: Wed, 14 Nov 2007 10:37:52 +1100
> Von: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
> An: Gerhard Pircher <[EMAIL PROTECTED]>
> CC: linuxppc-dev@ozlabs.org
> Betreff: Re: Kernel locks up after calling kernel_execve()
> Add
On Tue, 2007-11-13 at 23:06 +0100, Gerhard Pircher wrote:
> Well, I only disabled power saving with powersave=off. Are there any
> other
> ways to disable idle? What do you mean with instrumenting locks or
> irq enable/disable?
Add printk's to things :-) It's a UP kernel so there should be no
spi
Original-Nachricht
> Datum: Wed, 14 Nov 2007 08:43:38 +1100
> Von: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
> An: Gerhard Pircher <[EMAIL PROTECTED]>
> CC: linuxppc-dev@ozlabs.org
> Betreff: Re: Kernel locks up after calling kernel_execve()
> Wel
On Tue, 2007-11-13 at 22:23 +0100, Gerhard Pircher wrote:
> > There are ways, sure, which probably involve adding prink's all over
> the
> > place to figure it out... could be some DMA issue for example, could
> be
> > pretty much anything. Have you tried booting an initrd with no disk
> > access
Original-Nachricht
> Datum: Sun, 11 Nov 2007 14:55:40 +1100
> Von: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
> An: Gerhard Pircher <[EMAIL PROTECTED]>
> CC: linuxppc-dev@ozlabs.org
> Betreff: Re: Kernel locks up after calling kernel_execve()
>
zlabs.org
> > Betreff: Re: Kernel locks up after calling kernel_execve()
>
> >
> > > I tried to use /bin/sh as init program and was able to enter a command,
> > > but then the machine locked up, too.
> > > Could that be a problem with a CPU sleeping/idle
Original-Nachricht
> Datum: Fri, 09 Nov 2007 18:50:29 +1100
> Von: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
> An: Gerhard Pircher <[EMAIL PROTECTED]>
> CC: linuxppc-dev@ozlabs.org
> Betreff: Re: Kernel locks up after calling kernel_execve()
>
> I tried to use /bin/sh as init program and was able to enter a command,
> but then the machine locked up, too.
> Could that be a problem with a CPU sleeping/idle code?
That's possibly an issue, try disabling power save if any for that CPU
type. If it worked and broke, you may have to bisect tho
Original-Nachricht
> Datum: Fri, 09 Nov 2007 10:20:17 +1100
> Von: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
> An: Gerhard Pircher <[EMAIL PROTECTED]>
> CC: linuxppc-dev@ozlabs.org
> Betreff: Re: Kernel locks up after calling kernel_execve()
>
On Thu, 2007-11-08 at 22:47 +0100, Gerhard Pircher wrote:
> Hi,
>
> I tested my patches for the AmigaOne platform with the lastest 2.6.24-rc2
> kernel snapshot. The kernel runs through all initcalls, but locks up
> completely after calling INIT (/sbin/init) by kernel_execve(). Thus I
> couldn't c
Hi,
I tested my patches for the AmigaOne platform with the lastest 2.6.24-rc2
kernel snapshot. The kernel runs through all initcalls, but locks up
completely after calling INIT (/sbin/init) by kernel_execve(). Thus I
couldn't capture any kernel oops or panic output. Also the magic sysrq
key doesn'
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