linux-kernel - Re: [PATCH v3 10/25] ASoC: qcom: q6asm: Add support to memory map and unmap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 6 Mar 2018 09:26:38 +0000
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Mark Brown <broonie@...nel.org>
Cc:     andy.gross@...aro.org, linux-arm-msm@...r.kernel.org,
        alsa-devel@...a-project.org, david.brown@...aro.org,
        robh+dt@...nel.org, mark.rutland@....com, lgirdwood@...il.com,
        plai@...eaurora.org, bgoswami@...eaurora.org, perex@...ex.cz,
        tiwai@...e.com, linux-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, rohkumar@....qualcomm.com,
        spatakok@....qualcomm.com
Subject: Re: [PATCH v3 10/25] ASoC: qcom: q6asm: Add support to memory map and
 unmap

Thanks for the review,

On 01/03/18 21:28, Mark Brown wrote:
> On Tue, Feb 13, 2018 at 04:58:22PM +0000, srinivas.kandagatla@...aro.org wrote:
> 
>> +	num_regions = is_contiguous ? 1 : periods;
>> +	buf_sz = is_contiguous ? (period_sz * periods) : period_sz;
> 
> Please write normal if statements, it's much easier to read.
> 

Sure, will fix it in next version.
>> +	buf_sz = PAGE_ALIGN(buf_sz);
> 
> I don't understand what this is doing, buf_sz is a length not an address
> so why are we attempting to align it?

Yes, this is a requirement form the DSP side that the size is multiple 
of 4KB. I will fix this properly in next version.

thanks,
srini
>