Messages in this thread | | | Date | Tue, 2 Jun 2015 11:52:53 +0200 (CEST) | From | Jiri Kosina <> | Subject | Re: [PATCH 00/10] printk: Avoid deadlock in NMI + vprintk_emit() cleanup |
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On Tue, 2 Jun 2015, long.wanglong wrote:
> How about replacing printk function earlier? we can replace printk > function before we calling default_do_nmi(arch/x86/kernel/nmi.c) and > replace back after calling. > > Is it a feasible solution? or does it introduce other problems?
This has been already discussed in the past when we were fixing the NMI-based stackdumping. See
http://marc.info/?l=linux-kernel&m=141640218702588&w=2
-- Jiri Kosina SUSE Labs
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