linux-kernel - Re: powerpc/hugetlb: BUG: using smp_processor

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Date:	Fri, 17 Jan 2014 16:41:02 +0400
From:	Nikita Yushchenko <nyushchenko@....rtsoft.ru>
To:	"“tiejun.chen”" 
	<tiejun.chen@...driver.com>
Cc:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	Alexey Lugovskoy <lugovskoy@....rtsoft.ru>
Subject: Re: powerpc/hugetlb: BUG: using smp_processor_id() in preemptible

> Could you try this?
>
> powerpc/hugetlb: replace __get_cpu_var with get_cpu_var
>
> Replace __get_cpu_var safely with get_cpu_var to avoid
> the following call trace:

Confirmed, no more acktraces.

Nikita
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