From: Joerg Roedel <joro@8bytes.org>
To: John Garry <john.garry@huawei.com>
Cc: will@kernel.org, dwmw2@infradead.org, baolu.lu@linux.intel.com,
robin.murphy@arm.com, linux-kernel@vger.kernel.org,
iommu@lists.linux-foundation.org, linuxarm@huawei.com,
thunder.leizhen@huawei.com, chenxiang66@hisilicon.com,
rdunlap@infradead.org
Subject: Re: [PATCH v11 0/3] Enhance IOMMU default DMA mode build options
Date: Wed, 9 Jun 2021 10:15:48 +0200 [thread overview]
Message-ID: <YMB4tCrkZv1b44qM@8bytes.org> (raw)
In-Reply-To: <1623158308-180604-1-git-send-email-john.garry@huawei.com>
Hi John,
On Tue, Jun 08, 2021 at 09:18:25PM +0800, John Garry wrote:
> Zhen Lei (3):
> iommu: Enhance IOMMU default DMA mode build options
> iommu/vt-d: Add support for IOMMU default DMA mode build options
> iommu/amd: Add support for IOMMU default DMA mode build options
So I like the idea, but can we go a step further and get (mostly) rid of
the driver-specific setup code for lazy/non-lazy mode? This can happen
in the dma-iommu code and the drivers only need to keep the support for
their legacy command line options.
Regards,
Joerg
WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: John Garry <john.garry@huawei.com>
Cc: will@kernel.org, rdunlap@infradead.org, linuxarm@huawei.com,
robin.murphy@arm.com, linux-kernel@vger.kernel.org,
iommu@lists.linux-foundation.org, dwmw2@infradead.org
Subject: Re: [PATCH v11 0/3] Enhance IOMMU default DMA mode build options
Date: Wed, 9 Jun 2021 10:15:48 +0200 [thread overview]
Message-ID: <YMB4tCrkZv1b44qM@8bytes.org> (raw)
In-Reply-To: <1623158308-180604-1-git-send-email-john.garry@huawei.com>
Hi John,
On Tue, Jun 08, 2021 at 09:18:25PM +0800, John Garry wrote:
> Zhen Lei (3):
> iommu: Enhance IOMMU default DMA mode build options
> iommu/vt-d: Add support for IOMMU default DMA mode build options
> iommu/amd: Add support for IOMMU default DMA mode build options
So I like the idea, but can we go a step further and get (mostly) rid of
the driver-specific setup code for lazy/non-lazy mode? This can happen
in the dma-iommu code and the drivers only need to keep the support for
their legacy command line options.
Regards,
Joerg
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
next prev parent reply other threads:[~2021-06-09 8:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-08 13:18 [PATCH v11 0/3] Enhance IOMMU default DMA mode build options John Garry
2021-06-08 13:18 ` John Garry
2021-06-08 13:18 ` [PATCH v11 1/3] iommu: " John Garry
2021-06-08 13:18 ` John Garry
2021-06-09 15:03 ` Robin Murphy
2021-06-09 15:03 ` Robin Murphy
2021-06-09 15:24 ` John Garry
2021-06-09 15:24 ` John Garry
2021-06-08 13:18 ` [PATCH v11 2/3] iommu/vt-d: Add support for " John Garry
2021-06-08 13:18 ` John Garry
2021-06-08 13:18 ` [PATCH v11 3/3] iommu/amd: " John Garry
2021-06-08 13:18 ` John Garry
2021-06-09 8:15 ` Joerg Roedel [this message]
2021-06-09 8:15 ` [PATCH v11 0/3] Enhance " Joerg Roedel
2021-06-10 16:25 ` John Garry
2021-06-10 16:25 ` John Garry
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