linux-kernel - Re: [PATCH 2/3] DMA mapping: Move SME handling to x86-specific files

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Message-ID: <20190713072904.GC17589@lst.de>
Date:   Sat, 13 Jul 2019 09:29:04 +0200
From:   Christoph Hellwig <hch@....de>
To:     Thiago Jung Bauermann <bauerman@...ux.ibm.com>
Cc:     x86@...nel.org, iommu@...ts.linux-foundation.org,
        linux-fsdevel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>, Christoph Hellwig <hch@....de>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Robin Murphy <robin.murphy@....com>,
        Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
        Alexey Dobriyan <adobriyan@...il.com>,
        Thomas Lendacky <Thomas.Lendacky@....com>,
        Halil Pasic <pasic@...ux.ibm.com>,
        Mike Anderson <andmike@...ux.ibm.com>,
        Ram Pai <linuxram@...ibm.com>
Subject: Re: [PATCH 2/3] DMA mapping: Move SME handling to x86-specific
 files

While this looks generally good to me, I think we want to split this
into three patches:

 1) update the swiotlb printk
 2) removing the dma-mapping check and printk
 3) clean up the mem_encrypt.h interface.