Messages in this thread | | | Date | Fri, 29 May 2015 13:50:45 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 00/10] printk: Avoid deadlock in NMI + vprintk_emit() cleanup |
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On Mon, 25 May 2015 14:46:23 +0200 Petr Mladek <pmladek@suse.cz> wrote:
> The main source of deadlocks caused by printk() in NMI context has been > solved by the commit a9edc88093287 ("x86/nmi: Perform a safe NMI stack > trace on all CPUs"). > > But there are still few warnings printed in the NMI code that could > case a deadlock. For example, see the freeze discussed at > https://lkml.org/lkml/2015/5/20/481
I'm not (yet) convinced that we want the entire patchset btw. Do we really want to try to semi-support printk from NMI? With a rather nasty set of hacks?
Why not just delete the offending printks?
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