Cc: <linux-kernel@...>, Con Kolivas <kernel@...>, Derek L. Fults <dfults@...>, devik <devik@...>, Dimitri Sivanich <sivanich@...>, Dinakar Guniguntala <dino@...>, Emmanuel Pacaud <emmanuel.pacaud@...>, Frederik Deweerdt <deweerdt@...>, Ingo Molnar <mingo@...>, Matthew Dobson <colpatch@...>, Max Krasnyansky <maxk@...>, Nick Piggin <nickpiggin@...>, <rostedt@...>, Oleg Nesterov <oleg@...>, Paul E. McKenney <paulmck@...>, Paul Menage <menage@...>, Peter Zijlstra <a.p.zijlstra@...>, Randy.Dunlap <rddunlap@...>, <suresh.b.siddha@...>, Thomas Gleixner <tglx@...>
Hi Paul,
in short: NAK!
On Monday 02 June 2008, Paul Jackson wrote:
I used it to mask out a defect CPU on a 8-CPU node of a
HPC-cluster at a customer site, until the $BIG_VENDOR
sent a replacement. And to prove $BIG_VENDOR, that we actually
have a problem on THAT CPU.
So I would really like to keep this fault isolation capability.
I made my customer happy with that.
I wish Linux had more such "mask out bad hardware" features
to faciliate fault isolation and boot and runtime.
Best Regards
Ingo Oeser
--
