From: Jason Gunthorpe <jgg@nvidia.com>
To: Jacob Pan <jacob.jun.pan@linux.intel.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
iommu@lists.linux.dev, Lu Baolu <baolu.lu@linux.intel.com>,
Joerg Roedel <joro@8bytes.org>,
Jean-Philippe Brucker <jean-philippe@linaro.com>,
Robin Murphy <robin.murphy@arm.com>,
Dave Hansen <dave.hansen@intel.com>,
Thomas Gleixner <tglx@linutronix.de>, X86 Kernel <x86@kernel.org>,
bp@alien8.de, "H. Peter Anvin" <hpa@zytor.com>,
Peter Zijlstra <peterz@infradead.org>,
corbet@lwn.net, vkoul@kernel.org, dmaengine@vger.kernel.org,
linux-doc@vger.kernel.org, Will Deacon <will@kernel.org>,
David Woodhouse <dwmw2@infradead.org>,
Raj Ashok <ashok.raj@intel.com>,
"Tian, Kevin" <kevin.tian@intel.com>, Yi Liu <yi.l.liu@intel.com>,
"Yu, Fenghua" <fenghua.yu@intel.com>,
Dave Jiang <dave.jiang@intel.com>,
Kirill Shutemov <kirill.shutemov@linux.intel.com>,
Tony Luck <tony.luck@intel.com>
Subject: Re: [PATCH v6 2/7] iommu/sva: Move PASID helpers to sva code
Date: Mon, 20 Mar 2023 12:05:17 -0300 [thread overview]
Message-ID: <ZBh2LTrijOuTkOm9@nvidia.com> (raw)
In-Reply-To: <20230313204158.1495067-3-jacob.jun.pan@linux.intel.com>
On Mon, Mar 13, 2023 at 01:41:53PM -0700, Jacob Pan wrote:
> Preparing to remove IOASID infrastructure, PASID management will be
> under SVA code. Decouple mm code from IOASID.
>
> Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
> ---
> v6:
> - put helpers under iommu.h instead of iommu-helper.h
> v5:
> - move definition of helpers to iommu code to be consistent with
> declarations. (Kevin)
> - fix patch partitioning bug (Baolu)
> v4:
> - delete and open code mm_set_pasid
> - keep mm_init_pasid() as inline for fork performance
> ---
> drivers/iommu/iommu-sva.c | 10 +++++++++-
> include/linux/ioasid.h | 6 +-----
> include/linux/iommu.h | 14 +++++++++++++-
> include/linux/sched/mm.h | 26 --------------------------
> kernel/fork.c | 3 +++
> 5 files changed, 26 insertions(+), 33 deletions(-)
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Jason
next prev parent reply other threads:[~2023-03-20 15:10 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-13 20:41 Jacob Pan
2023-03-13 20:41 ` [PATCH v6 1/7] iommu/vt-d: Remove virtual command interface Jacob Pan
2023-03-13 20:41 ` [PATCH v6 2/7] iommu/sva: Move PASID helpers to sva code Jacob Pan
2023-03-14 2:07 ` Baolu Lu
2023-03-20 15:05 ` Jason Gunthorpe [this message]
2023-03-13 20:41 ` [PATCH v6 3/7] iommu/sva: Remove PASID to mm lookup function Jacob Pan
2023-03-14 2:08 ` Baolu Lu
2023-03-13 20:41 ` [PATCH v6 4/7] iommu/sva: Stop using ioasid_set for SVA Jacob Pan
2023-03-14 2:16 ` Baolu Lu
2023-03-14 15:15 ` Jacob Pan
2023-03-13 20:41 ` [PATCH v6 5/7] iommu/sva: Use GFP_KERNEL for pasid allocation Jacob Pan
2023-03-20 15:04 ` Jason Gunthorpe
2023-03-13 20:41 ` [PATCH v6 6/7] iommu/ioasid: Rename INVALID_IOASID Jacob Pan
2023-03-13 20:41 ` [PATCH v6 7/7] iommu: Remove ioasid infrastructure Jacob Pan
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