linux-kernel - Re: [PATCH 3/5] dma: Introduce dma_max_mapping

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Message-ID: <20190129171313.GC15195@lst.de>
Date:   Tue, 29 Jan 2019 18:13:13 +0100
From:   Christoph Hellwig <hch@....de>
To:     Joerg Roedel <joro@...tes.org>
Cc:     "Michael S . Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
        Christoph Hellwig <hch@....de>, Jens Axboe <axboe@...nel.dk>,
        virtualization@...ts.linux-foundation.org,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        iommu@...ts.linux-foundation.org, jfehlig@...e.com,
        jon.grimm@....com, brijesh.singh@....com, jroedel@...e.de
Subject: Re: [PATCH 3/5] dma: Introduce dma_max_mapping_size()

On Tue, Jan 29, 2019 at 09:43:40AM +0100, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@...e.de>
> 
> The function returns the maximum size that can be mapped
> using DMA-API functions. The patch also adds the
> implementation for direct DMA and a new dma_map_ops pointer
> so that other implementations can expose their limit.
> 
> Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
> Signed-off-by: Joerg Roedel <jroedel@...e.de>

Looks good:

Reviewed-by: Christoph Hellwig <hch@....de>