From: Lu Baolu <baolu.lu@linux.intel.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: fenghua.yu@intel.com, tony.luck@intel.com,
linux-ia64@vger.kernel.org, corbet@lwn.net,
Joerg Roedel <jroedel@suse.de>,
x86@kernel.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
mingo@redhat.com, bp@alien8.de, Thomas.Lendacky@amd.com,
hpa@zytor.com, tglx@linutronix.de
Subject: Re: [PATCH 03/10] iommu/vt-d: Request passthrough mode from IOMMU core
Date: Thu, 15 Aug 2019 12:46:01 +0800 [thread overview]
Message-ID: <77ee40c6-392c-5094-c945-a63dc370188d@linux.intel.com> (raw)
In-Reply-To: <20190814133841.7095-4-joro@8bytes.org>
Hi Joerg,
On 8/14/19 9:38 PM, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@suse.de>
>
> Get rid of the iommu_pass_through variable and request
> passthrough mode via the new iommu core function.
>
> Signed-off-by: Joerg Roedel <jroedel@suse.de>
Looks good to me.
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
> ---
> drivers/iommu/intel-iommu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
> index bdaed2da8a55..234bc2b55c59 100644
> --- a/drivers/iommu/intel-iommu.c
> +++ b/drivers/iommu/intel-iommu.c
> @@ -3267,7 +3267,7 @@ static int __init init_dmars(void)
> iommu->flush.flush_iotlb(iommu, 0, 0, 0, DMA_TLB_GLOBAL_FLUSH);
> }
>
> - if (iommu_pass_through)
> + if (iommu_default_passthrough())
> iommu_identity_mapping |= IDENTMAP_ALL;
>
> #ifdef CONFIG_INTEL_IOMMU_BROKEN_GFX_WA
>
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next prev parent reply other threads:[~2019-08-15 4:47 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-14 13:38 [PATCH 00/10 v2] Cleanup IOMMU passthrough setting (and disable IOMMU Passthrough when SME is active) Joerg Roedel
2019-08-14 13:38 ` [PATCH 01/10] iommu: Add helpers to set/get default domain type Joerg Roedel
2019-08-14 13:38 ` [PATCH 02/10] iommu/amd: Request passthrough mode from IOMMU core Joerg Roedel
2019-08-14 13:38 ` [PATCH 03/10] iommu/vt-d: " Joerg Roedel
2019-08-15 4:46 ` Lu Baolu [this message]
2019-08-14 13:38 ` [PATCH 04/10] x86/dma: Get rid of iommu_pass_through Joerg Roedel
2019-08-15 4:53 ` Lu Baolu
2019-08-14 13:38 ` [PATCH 05/10] ia64: " Joerg Roedel
2019-08-14 13:38 ` [PATCH 06/10] iommu: Remember when default domain type was set on kernel command line Joerg Roedel
2019-08-15 5:01 ` Lu Baolu
2019-08-15 7:19 ` Joerg Roedel
2019-08-14 13:38 ` [PATCH 07/10] iommu: Print default domain type on boot Joerg Roedel
2019-08-15 5:04 ` Lu Baolu
2019-08-14 13:38 ` [PATCH 08/10] iommu: Set default domain type at runtime Joerg Roedel
2019-08-15 6:55 ` Lu Baolu
2019-08-14 13:38 ` [PATCH 09/10] iommu: Disable passthrough mode when SME is active Joerg Roedel
2019-08-14 13:38 ` [PATCH 10/10] Documentation: Update Documentation for iommu.passthrough Joerg Roedel
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