Re: lockdep issue booting v4.1 upstream kernel with >64 x86_64 CPUs

From	Borislav Petkov <bp@alien8.de>
Newsgroups	linux.kernel
Subject	Re: lockdep issue booting v4.1 upstream kernel with >64 x86_64 CPUs
Date	2015-06-27 11:00 +0200
Message-ID	<pFU7T-OB-5@gated-at.bofh.it> (permalink)
References	<pFNg6-7Px-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Fri, Jun 26, 2015 at 06:38:20PM -0700, Michel Lespinasse wrote:
> Hi Peter,
> 
> I am getting a minor issue trying to boot a lockdep enabled x86_64
> kernel with >64 CPUs.
> 
> The kernel boots the first 64 CPUs without issues, but then complains
> that lockdep wants to allocate memory while start_secondary ->
> init_espfix_ap has IRQs disabled:

Does that help:

https://lkml.kernel.org/r/1435311202-13248-1-git-send-email-zhugh.fnst@cn.fujitsu.com

?

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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Re: lockdep issue booting v4.1 upstream kernel with >64 x86_64 CPUs Borislav Petkov <bp@alien8.de> - 2015-06-27 11:00 +0200

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