linux-kernel - Re: [PATCH v2 5/8] soc: qcom: smd: Remove use of VLAIS

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Message-ID: <20150903170233.GR13472@usrtlx11787.corpusers.net>
Date:	Thu, 3 Sep 2015 10:02:33 -0700
From:	Bjorn Andersson <bjorn.andersson@...ymobile.com>
To:	Stephen Boyd <sboyd@...eaurora.org>
CC:	Andy Gross <agross@...eaurora.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 5/8] soc: qcom: smd: Remove use of VLAIS

On Wed 02 Sep 15:46 PDT 2015, Stephen Boyd wrote:

> Usage of VLAIS prevents clang from compiling this file, and it
> also opens us to the possibility of allocating a large structure
> on the stack to the point that we blow past the limit of the
> kernel stack. Remove the VLAIS and allocate a structure on the
> heap with kmalloc so that we're safer and more clang friendly.
> 
Reviewed-by: Bjorn Andersson <bjorn.andersson@...ymobile.com>
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