From: Christoph Hellwig <hch@infradead.org>
To: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Jean-Philippe Brucker <jean-philippe@linaro.org>,
mark.rutland@arm.com, devicetree@vger.kernel.org,
kevin.tian@intel.com, Dimitri Sivanich <sivanich@sgi.com>,
Arnd Bergmann <arnd@arndb.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-pci@vger.kernel.org, robin.murphy@arm.com,
linux-mm@kvack.org, iommu@lists.linux-foundation.org,
robh+dt@kernel.org, catalin.marinas@arm.com,
zhangfei.gao@linaro.org,
Andrew Morton <akpm@linux-foundation.org>,
will@kernel.org, christian.koenig@amd.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 01/26] mm/mmu_notifiers: pass private data down to alloc_notifier()
Date: Mon, 16 Mar 2020 08:46:59 -0700 [thread overview]
Message-ID: <20200316154659.GA18704@infradead.org> (raw)
In-Reply-To: <20200306130919.GJ31668@ziepe.ca>
On Fri, Mar 06, 2020 at 09:09:19AM -0400, Jason Gunthorpe wrote:
> This is why release must do invalidate all - but it doesn't need to do
> any more - as no SPTE can be established without a mmget() - and
> mmget() is no longer possible past release.
Maybe we should rename the release method to invalidate_all?
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@infradead.org>
To: Jason Gunthorpe <jgg@ziepe.ca>
Cc: mark.rutland@arm.com,
Jean-Philippe Brucker <jean-philippe@linaro.org>,
kevin.tian@intel.com, Dimitri Sivanich <sivanich@sgi.com>,
catalin.marinas@arm.com, Arnd Bergmann <arnd@arndb.de>,
devicetree@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
will@kernel.org, linux-mm@kvack.org,
iommu@lists.linux-foundation.org, robh+dt@kernel.org,
linux-pci@vger.kernel.org, zhangfei.gao@linaro.org,
Andrew Morton <akpm@linux-foundation.org>,
robin.murphy@arm.com, christian.koenig@amd.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 01/26] mm/mmu_notifiers: pass private data down to alloc_notifier()
Date: Mon, 16 Mar 2020 08:46:59 -0700 [thread overview]
Message-ID: <20200316154659.GA18704@infradead.org> (raw)
In-Reply-To: <20200306130919.GJ31668@ziepe.ca>
On Fri, Mar 06, 2020 at 09:09:19AM -0400, Jason Gunthorpe wrote:
> This is why release must do invalidate all - but it doesn't need to do
> any more - as no SPTE can be established without a mmget() - and
> mmget() is no longer possible past release.
Maybe we should rename the release method to invalidate_all?
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@infradead.org>
To: Jason Gunthorpe <jgg@ziepe.ca>
Cc: mark.rutland@arm.com,
Jean-Philippe Brucker <jean-philippe@linaro.org>,
kevin.tian@intel.com, Dimitri Sivanich <sivanich@sgi.com>,
catalin.marinas@arm.com, Arnd Bergmann <arnd@arndb.de>,
devicetree@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
will@kernel.org, linux-mm@kvack.org,
iommu@lists.linux-foundation.org, robh+dt@kernel.org,
linux-pci@vger.kernel.org, zhangfei.gao@linaro.org,
Andrew Morton <akpm@linux-foundation.org>,
robin.murphy@arm.com, christian.koenig@amd.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 01/26] mm/mmu_notifiers: pass private data down to alloc_notifier()
Date: Mon, 16 Mar 2020 08:46:59 -0700 [thread overview]
Message-ID: <20200316154659.GA18704@infradead.org> (raw)
In-Reply-To: <20200306130919.GJ31668@ziepe.ca>
On Fri, Mar 06, 2020 at 09:09:19AM -0400, Jason Gunthorpe wrote:
> This is why release must do invalidate all - but it doesn't need to do
> any more - as no SPTE can be established without a mmget() - and
> mmget() is no longer possible past release.
Maybe we should rename the release method to invalidate_all?
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-03-16 15:47 UTC|newest]
Thread overview: 210+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-24 18:23 [PATCH v4 00/26] iommu: Shared Virtual Addressing and SMMUv3 support Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 01/26] mm/mmu_notifiers: pass private data down to alloc_notifier() Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 19:00 ` Jason Gunthorpe
2020-02-24 19:00 ` Jason Gunthorpe
2020-02-24 19:00 ` Jason Gunthorpe
2020-02-25 9:24 ` Jean-Philippe Brucker
2020-02-25 9:24 ` Jean-Philippe Brucker
2020-02-25 9:24 ` Jean-Philippe Brucker
2020-02-25 14:08 ` Jason Gunthorpe
2020-02-25 14:08 ` Jason Gunthorpe
2020-02-25 14:08 ` Jason Gunthorpe
2020-02-28 14:39 ` Jean-Philippe Brucker
2020-02-28 14:39 ` Jean-Philippe Brucker
2020-02-28 14:39 ` Jean-Philippe Brucker
2020-02-28 14:48 ` Jason Gunthorpe
2020-02-28 14:48 ` Jason Gunthorpe
2020-02-28 14:48 ` Jason Gunthorpe
2020-02-28 15:04 ` Jean-Philippe Brucker
2020-02-28 15:04 ` Jean-Philippe Brucker
2020-02-28 15:04 ` Jean-Philippe Brucker
2020-02-28 15:13 ` Jason Gunthorpe
2020-02-28 15:13 ` Jason Gunthorpe
2020-02-28 15:13 ` Jason Gunthorpe
2020-03-06 9:56 ` Jean-Philippe Brucker
2020-03-06 9:56 ` Jean-Philippe Brucker
2020-03-06 9:56 ` Jean-Philippe Brucker
2020-03-06 13:09 ` Jason Gunthorpe
2020-03-06 13:09 ` Jason Gunthorpe
2020-03-06 13:09 ` Jason Gunthorpe
2020-03-06 14:35 ` Jean-Philippe Brucker
2020-03-06 14:35 ` Jean-Philippe Brucker
2020-03-06 14:35 ` Jean-Philippe Brucker
2020-03-06 14:52 ` Jason Gunthorpe
2020-03-06 14:52 ` Jason Gunthorpe
2020-03-06 14:52 ` Jason Gunthorpe
2020-03-06 16:15 ` Jean-Philippe Brucker
2020-03-06 16:15 ` Jean-Philippe Brucker
2020-03-06 16:15 ` Jean-Philippe Brucker
2020-03-06 17:42 ` Jason Gunthorpe
2020-03-06 17:42 ` Jason Gunthorpe
2020-03-06 17:42 ` Jason Gunthorpe
2020-03-13 18:49 ` Jean-Philippe Brucker
2020-03-13 18:49 ` Jean-Philippe Brucker
2020-03-13 18:49 ` Jean-Philippe Brucker
2020-03-13 19:13 ` Jason Gunthorpe
2020-03-13 19:13 ` Jason Gunthorpe
2020-03-13 19:13 ` Jason Gunthorpe
2020-03-16 15:46 ` Christoph Hellwig [this message]
2020-03-16 15:46 ` Christoph Hellwig
2020-03-16 15:46 ` Christoph Hellwig
2020-03-17 18:40 ` Jason Gunthorpe
2020-03-17 18:40 ` Jason Gunthorpe
2020-03-17 18:40 ` Jason Gunthorpe
2020-03-05 16:36 ` Christoph Hellwig
2020-03-05 16:36 ` Christoph Hellwig
2020-03-05 16:36 ` Christoph Hellwig
2020-02-24 18:23 ` [PATCH v4 02/26] iommu/sva: Manage process address spaces Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-26 12:35 ` Jonathan Cameron
2020-02-26 12:35 ` Jonathan Cameron
2020-02-26 12:35 ` Jonathan Cameron
2020-02-28 14:43 ` Jean-Philippe Brucker
2020-02-28 14:43 ` Jean-Philippe Brucker
2020-02-28 14:43 ` Jean-Philippe Brucker
2020-02-28 16:26 ` Jonathan Cameron
2020-02-28 16:26 ` Jonathan Cameron
2020-02-28 16:26 ` Jonathan Cameron
2020-02-26 19:13 ` Jacob Pan
2020-02-26 19:13 ` Jacob Pan
2020-02-26 19:13 ` Jacob Pan
2020-02-28 14:40 ` Jean-Philippe Brucker
2020-02-28 14:40 ` Jean-Philippe Brucker
2020-02-28 14:40 ` Jean-Philippe Brucker
2020-02-28 14:57 ` Jason Gunthorpe
2020-02-28 14:57 ` Jason Gunthorpe
2020-02-28 14:57 ` Jason Gunthorpe
2020-02-24 18:23 ` [PATCH v4 03/26] iommu: Add a page fault handler Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-25 3:30 ` Xu Zaibo
2020-02-25 3:30 ` Xu Zaibo
2020-02-25 3:30 ` Xu Zaibo
2020-02-25 9:25 ` Jean-Philippe Brucker
2020-02-25 9:25 ` Jean-Philippe Brucker
2020-02-25 9:25 ` Jean-Philippe Brucker
2020-02-26 3:05 ` Xu Zaibo
2020-02-26 3:05 ` Xu Zaibo
2020-02-26 3:05 ` Xu Zaibo
2020-02-26 13:59 ` Jonathan Cameron
2020-02-26 13:59 ` Jonathan Cameron
2020-02-26 13:59 ` Jonathan Cameron
2020-02-28 14:44 ` Jean-Philippe Brucker
2020-02-28 14:44 ` Jean-Philippe Brucker
2020-02-28 14:44 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 04/26] iommu/sva: Search mm by PASID Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 05/26] iommu/iopf: Handle mm faults Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 06/26] iommu/sva: Register page fault handler Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-26 19:39 ` Jacob Pan
2020-02-26 19:39 ` Jacob Pan
2020-02-26 19:39 ` Jacob Pan
2020-02-28 14:44 ` Jean-Philippe Brucker
2020-02-28 14:44 ` Jean-Philippe Brucker
2020-02-28 14:44 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 07/26] arm64: mm: Pin down ASIDs for sharing mm with devices Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-27 17:43 ` Jonathan Cameron
2020-02-27 17:43 ` Jonathan Cameron
2020-02-27 17:43 ` Jonathan Cameron
2020-03-04 14:10 ` Jean-Philippe Brucker
2020-03-04 14:10 ` Jean-Philippe Brucker
2020-03-04 14:10 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 08/26] iommu/io-pgtable-arm: Move some definitions to a header Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 09/26] iommu/arm-smmu-v3: Manage ASIDs with xarray Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 10/26] arm64: cpufeature: Export symbol read_sanitised_ftr_reg() Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 11/26] iommu/arm-smmu-v3: Share process page tables Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 12/26] iommu/arm-smmu-v3: Seize private ASID Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 13/26] iommu/arm-smmu-v3: Add support for VHE Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 14/26] iommu/arm-smmu-v3: Enable broadcast TLB maintenance Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 15/26] iommu/arm-smmu-v3: Add SVA feature checking Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 16/26] iommu/arm-smmu-v3: Add dev_to_master() helper Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 17/26] iommu/arm-smmu-v3: Implement mm operations Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 18/26] iommu/arm-smmu-v3: Hook up ATC invalidation to mm ops Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 19/26] iommu/arm-smmu-v3: Add support for Hardware Translation Table Update Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 20/26] iommu/arm-smmu-v3: Maintain a SID->device structure Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 21/26] iommu/arm-smmu-v3: Ratelimit event dump Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2021-05-28 8:09 ` Aaro Koskinen
2021-05-28 8:09 ` Aaro Koskinen
2021-05-28 8:09 ` Aaro Koskinen
2021-05-28 16:25 ` Jean-Philippe Brucker
2021-05-28 16:25 ` Jean-Philippe Brucker
2021-05-28 16:25 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 22/26] dt-bindings: document stall property for IOMMU masters Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` [PATCH v4 23/26] iommu/arm-smmu-v3: Add stall support for platform devices Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-26 8:44 ` Xu Zaibo
2020-02-26 8:44 ` Xu Zaibo
2020-02-26 8:44 ` Xu Zaibo
2020-03-04 14:09 ` Jean-Philippe Brucker
2020-03-04 14:09 ` Jean-Philippe Brucker
2020-03-04 14:09 ` Jean-Philippe Brucker
2020-02-27 18:17 ` Jonathan Cameron
2020-02-27 18:17 ` Jonathan Cameron
2020-02-27 18:17 ` Jonathan Cameron
2020-03-04 14:08 ` Jean-Philippe Brucker
2020-03-04 14:08 ` Jean-Philippe Brucker
2020-03-04 14:08 ` Jean-Philippe Brucker
2020-03-09 10:48 ` Jonathan Cameron
2020-03-09 10:48 ` Jonathan Cameron
2020-03-09 10:48 ` Jonathan Cameron
2020-02-24 18:23 ` [PATCH v4 24/26] PCI/ATS: Add PRI stubs Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-24 18:23 ` Jean-Philippe Brucker
2020-02-27 20:55 ` Bjorn Helgaas
2020-02-27 20:55 ` Bjorn Helgaas
2020-02-27 20:55 ` Bjorn Helgaas
2020-02-24 18:24 ` [PATCH v4 25/26] PCI/ATS: Export symbols of PRI functions Jean-Philippe Brucker
2020-02-24 18:24 ` Jean-Philippe Brucker
2020-02-24 18:24 ` Jean-Philippe Brucker
2020-02-27 20:55 ` Bjorn Helgaas
2020-02-27 20:55 ` Bjorn Helgaas
2020-02-27 20:55 ` Bjorn Helgaas
2020-02-24 18:24 ` [PATCH v4 26/26] iommu/arm-smmu-v3: Add support for PRI Jean-Philippe Brucker
2020-02-24 18:24 ` Jean-Philippe Brucker
2020-02-24 18:24 ` Jean-Philippe Brucker
2020-02-27 18:22 ` [PATCH v4 00/26] iommu: Shared Virtual Addressing and SMMUv3 support Jonathan Cameron
2020-02-27 18:22 ` Jonathan Cameron
2020-02-27 18:22 ` Jonathan Cameron
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