Re: [PATCH 2/2] drivers/nvme: default to the IOMMU page size on Power

From	Christoph Hellwig <hch@infradead.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH 2/2] drivers/nvme: default to the IOMMU page size on Power
Date	2015-10-02 19:30 +0200
Message-ID	<qfcjF-1AV-13@gated-at.bofh.it> (permalink)
References	<qfc9X-1mW-5@gated-at.bofh.it> <qfc9Y-1mW-23@gated-at.bofh.it> <qfcjE-1AV-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi Nishanth,

please expose this value through the generic DMA API instead of adding
architecture specific hacks to drivers.
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Thread

[PATCH 0/2] Fix NVMe driver support on Power with 32-bit DMA Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 19:20 +0200
  [PATCH 1/2] powerpc/iommu: expose IOMMU page shift Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 19:20 +0200
    [PATCH 2/2] drivers/nvme: default to the IOMMU page size on Power Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 19:30 +0200
      Re: [PATCH 2/2] drivers/nvme: default to the IOMMU page size on Power Christoph Hellwig <hch@infradead.org> - 2015-10-02 19:30 +0200
        Re: [PATCH 2/2] drivers/nvme: default to the IOMMU page size on Power Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 19:50 +0200
          Re: [PATCH 2/2] drivers/nvme: default to the IOMMU page size on Power Christoph Hellwig <hch@infradead.org> - 2015-10-02 19:50 +0200
  [PATCH 2/5 v2] powerpc/dma-mapping: override dma_get_page_shift Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 22:20 +0200
    [PATCH 3/5 v2] powerpc/dma: implement per-platform dma_get_page_shift Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 22:20 +0200
      [PATCH 4/5 v2] pseries/iommu: implement DDW-aware dma_get_page_shift Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 22:30 +0200
        [PATCH 5/5 v2] drivers/nvme: default to the IOMMU page size Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 22:40 +0200
        Re: [PATCH 4/5 v2] pseries/iommu: implement DDW-aware  dma_get_page_shift kbuild test robot <lkp@intel.com> - 2015-10-02 22:40 +0200
  [PATCH 1/5 v2] dma-mapping: add generic dma_get_page_shift API Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 22:20 +0200
  [PATCH 0/5 v2] Fix NVMe driver support on Power with 32-bit DMA Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 22:20 +0200
    Re: [PATCH 0/5 v2] Fix NVMe driver support on Power with 32-bit DMA Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-02 23:10 +0200
      Re: [PATCH 0/5 v2] Fix NVMe driver support on Power with 32-bit DMA Benjamin Herrenschmidt <benh@kernel.crashing.org> - 2015-10-02 23:40 +0200
        Re: [PATCH 0/5 v2] Fix NVMe driver support on Power with 32-bit DMA Nishanth Aravamudan <nacc@linux.vnet.ibm.com> - 2015-10-03 00:00 +0200
    Re: [PATCH 0/5 v2] Fix NVMe driver support on Power with 32-bit DMA Benjamin Herrenschmidt <benh@kernel.crashing.org> - 2015-10-02 23:30 +0200
      Re: [PATCH 0/5 v2] Fix NVMe driver support on Power with 32-bit DMA Christoph Hellwig <hch@infradead.org> - 2015-10-03 10:30 +0200

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