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Date: Mon, 9 Apr 2018 18:48:14 -0400
From: Sinan Kaya <>
To: Laura Abbott <>, Vinod Koul <>,
 Dan Williams <>
Cc:,,, Kees Cook <>
Subject: Re: [PATCH] dmaengine: dmatest: Remove use of VLAs

On 4/9/2018 5:06 PM, Laura Abbott wrote:
> +			/* dst_cnt can't be more than u8 */
> +			dma_addr_t dma_pq[255];

This is 2k stack space on 64 bit architectures. Isn't that a lot?

Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.

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