Kernel locks up after calling kernel_execve()

Gerhard Pircher gerhard_pircher at
Thu Nov 15 19:48:19 EST 2007

-------- Original-Nachricht --------
> Datum: Thu, 15 Nov 2007 08:54:32 +1100
> Von: Paul Mackerras <paulus at>
> An: "Gerhard Pircher" <gerhard_pircher at>
> CC: benh at, linuxppc-dev at
> Betreff: Re: Kernel locks up after calling kernel_execve()

> No it's not just for ppc64.  We had a patch that went in some time ago
> to ensure that the M bit was set on various 32-bit platforms because
> otherwise we got data corruption (due to a small cache in the
> northbridge not being kept coherent with the processor cache).
Ah, I thought this was due to a CPU errata, where L2 cache prefetching
causes data corruption with the coherent bit set to 0.

Psssst! Schon vom neuen GMX MultiMessenger gehört?
Der kann`s mit allen:

More information about the Linuxppc-dev mailing list