linux-kernel - Re: [PATCH v4 01/38] dma-mapping: add generic helpers for mapping sgtable objects

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Message-ID: <dc49c74d-d580-3659-9c93-f932b6d1124f@samsung.com>
Date:   Tue, 12 May 2020 15:19:20 +0200
From:   Marek Szyprowski <m.szyprowski@...sung.com>
To:     Christoph Hellwig <hch@....de>
Cc:     dri-devel@...ts.freedesktop.org, iommu@...ts.linux-foundation.org,
        linaro-mm-sig@...ts.linaro.org, linux-kernel@...r.kernel.org,
        Robin Murphy <robin.murphy@....com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        linux-arm-kernel@...ts.infradead.org,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Subject: Re: [PATCH v4 01/38] dma-mapping: add generic helpers for mapping
 sgtable objects

Hi Christoph,

On 12.05.2020 15:09, Christoph Hellwig wrote:
> On Tue, May 12, 2020 at 03:00:31PM +0200, Marek Szyprowski wrote:
>>> 	if (n <= 0)
>>> 		return -EINVAL;
>>> 	sgt->nents = n;
>>> 	return 0;
>>>
>> Indeed this version looks much better. I will resend it in a few minutes.
> I could also just fix it up when applying the patch.
Fine for me.

Best regards
-- 
Marek Szyprowski, PhD
Samsung R&D Institute Poland