Re: [BUG] 2.6.20-rc3-mm1: can not mount root

From: Tomasz Kvarsin
Date: Tue Jan 30 2007 - 09:49:14 EST


On 1/30/07, Ingo Molnar <mingo@xxxxxxx> wrote:

* Andrew Morton <akpm@xxxxxxxx> wrote:

> Tomasz, is this still happening in 2.6.20-rc6-mm3?
>
> err. We merged that patch. So perhaps 2.6.20-rc6 now crashes in the
> same manner?

no, we havent merged that patch yet, but it's:

x86_64-mm-improve-sched_clock-on-i686.patch

I bet this is due to Qemu simulating a CPU that does not truly exist.

I use qemu+kqemu, so as I understand almost all code executes on my real CPU.

i suspect it's .config dependent. Tomasz,
could you send me the .config you used?

I supposed you was agree that
this cause a problem:
-int tsc_disable __cpuinitdata = 0;
^^^^^^^^^^^^^^^^
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