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From: Jason Gunthorpe <jgg@nvidia.com>
To: Nicolin Chen <nicolinc@nvidia.com>
Cc: iommu@lists.linux.dev, Joerg Roedel <joro@8bytes.org>,
	linux-arm-kernel@lists.infradead.org,
	Robin Murphy <robin.murphy@arm.com>,
	Will Deacon <will@kernel.org>, Eric Auger <eric.auger@redhat.com>,
	Jean-Philippe Brucker <jean-philippe@linaro.org>,
	Moritz Fischer <mdf@kernel.org>,
	Michael Shavit <mshavit@google.com>,
	patches@lists.linux.dev,
	Shameerali Kolothum Thodi <shameerali.kolothum.thodi@huawei.com>
Subject: Re: [PATCH v7 10/14] iommu/arm-smmu-v3: Put the SVA mmu notifier in the smmu_domain
Date: Fri, 17 May 2024 16:48:14 -0300	[thread overview]
Message-ID: <20240517194814.GA133219@nvidia.com> (raw)
In-Reply-To: <ZkKExvnPkHWjedAX@nvidia.com>

On Mon, May 13, 2024 at 02:23:18PM -0700, Nicolin Chen wrote:
> >  static void arm_smmu_mmu_notifier_free(struct mmu_notifier *mn)
> >  {
> > -	kfree(mn_to_smmu(mn));
> > +	struct arm_smmu_domain *smmu_domain =
> > +		container_of(mn, struct arm_smmu_domain, mmu_notifier);
> > +
> > +	kfree(smmu_domain);
> 
> Would it be cleaner to refactor mn_to_smmu to mn_to_smmu_domain?

I usually like a few more usages before making macros..
 
> Otherwise, would it feel simpler by just
> 	kfree(container_of(mn, struct arm_smmu_domain, mmu_notifier));

Sure

Jason

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  reply	other threads:[~2024-05-17 19:48 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-08 18:57 [PATCH v7 00/14] Update SMMUv3 to the modern iommu API (part 2b/3) Jason Gunthorpe
2024-05-08 18:57 ` [PATCH v7 01/14] iommu/arm-smmu-v3: Convert to domain_alloc_sva() Jason Gunthorpe
2024-05-09 18:21   ` Nicolin Chen
2024-05-09 18:40     ` Jason Gunthorpe
2024-05-08 18:57 ` [PATCH v7 02/14] iommu/arm-smmu-v3: Start building a generic PASID layer Jason Gunthorpe
2024-05-11  2:32   ` Nicolin Chen
2024-05-12 13:12     ` Jason Gunthorpe
2024-05-12 20:54       ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 03/14] iommu/arm-smmu-v3: Make smmu_domain->devices into an allocated list Jason Gunthorpe
2024-05-11  3:12   ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 04/14] iommu/arm-smmu-v3: Make changing domains be hitless for ATS Jason Gunthorpe
2024-05-11 21:56   ` Nicolin Chen
2024-05-24 15:46     ` Jason Gunthorpe
2024-05-08 18:57 ` [PATCH v7 05/14] iommu/arm-smmu-v3: Add ssid to struct arm_smmu_master_domain Jason Gunthorpe
2024-05-12  9:03   ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 06/14] iommu/arm-smmu-v3: Do not use master->sva_enable to restrict attaches Jason Gunthorpe
2024-05-13  6:01   ` Nicolin Chen
2024-05-13 20:58     ` Nicolin Chen
2024-05-14 22:51     ` Jason Gunthorpe
2024-05-15  0:36   ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 07/14] iommu/arm-smmu-v3: Thread SSID through the arm_smmu_attach_*() interface Jason Gunthorpe
2024-05-13  6:32   ` Nicolin Chen
2024-05-13 22:28     ` Jason Gunthorpe
2024-05-08 18:57 ` [PATCH v7 08/14] iommu/arm-smmu-v3: Make SVA allocate a normal arm_smmu_domain Jason Gunthorpe
2024-05-13  6:36   ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 09/14] iommu/arm-smmu-v3: Keep track of arm_smmu_master_domain for SVA Jason Gunthorpe
2024-05-13  6:41   ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 10/14] iommu/arm-smmu-v3: Put the SVA mmu notifier in the smmu_domain Jason Gunthorpe
2024-05-13 21:23   ` Nicolin Chen
2024-05-17 19:48     ` Jason Gunthorpe [this message]
2024-05-17 20:34       ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 11/14] iommu/arm-smmu-v3: Allow IDENTITY/BLOCKED to be set while PASID is used Jason Gunthorpe
2024-05-13  7:11   ` Nicolin Chen
2024-05-14 23:02     ` Jason Gunthorpe
2024-05-15  0:32       ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 12/14] iommu/arm-smmu-v3: Test the STE S1DSS functionality Jason Gunthorpe
2024-05-13 21:34   ` Nicolin Chen
2024-05-08 18:57 ` [PATCH v7 13/14] iommu/arm-smmu-v3: Allow a PASID to be set when RID is IDENTITY/BLOCKED Jason Gunthorpe
2024-05-13  8:31   ` Nicolin Chen
2024-05-21 17:51     ` Jason Gunthorpe
2024-05-08 18:57 ` [PATCH v7 14/14] iommu/arm-smmu-v3: Allow setting a S1 domain to a PASID Jason Gunthorpe
2024-05-13  8:34   ` Nicolin Chen
2024-05-09  9:39 ` [PATCH v7 00/14] Update SMMUv3 to the modern iommu API (part 2b/3) Nicolin Chen

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