Re: [PATCH for-5.0] scsi: communicate max segment size to the DMA mapping code

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To: Christoph Hellwig <hch@xxxxxx>
Subject: Re: [PATCH for-5.0] scsi: communicate max segment size to the DMA mapping code
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Tue, 22 Jan 2019 20:41:43 -0500
Cc: linux-scsi@xxxxxxxxxxxxxxx
In-reply-to: <20190116161215.23656-1-hch@lst.de> (Christoph Hellwig's message of "Wed, 16 Jan 2019 17:12:15 +0100")
Organization: Oracle Corporation
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux)

Christoph,

> When a host driver sets a maximum segment size we should not only
> propagate that setting to the block layer, which can merge segments,
> but also to the DMA mapping layer which can merge segments as well.

Applied to 5.0/scsi-fixes, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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References:
- [PATCH for-5.0] scsi: communicate max segment size to the DMA mapping code
  - From: Christoph Hellwig

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