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From: "Burakov, Anatoly" <anatoly.burakov@intel.com>
To: Nithin Dabilpuram <ndabilpuram@marvell.com>,
	David Christensen <drc@linux.vnet.ibm.com>,
	david.marchand@redhat.com
Cc: jerinj@marvell.com, dev@dpdk.org, stable@dpdk.org
Subject: Re: [dpdk-stable] [PATCH v8 3/3] test: change external memory test to use system page sz
Date: Thu, 11 Feb 2021 11:21:49 +0000
Message-ID: <989d58e6-7df2-5ea1-d2ea-f2a7e7046f78@intel.com> (raw)
In-Reply-To: <20210115073243.7025-4-ndabilpuram@marvell.com>

On 15-Jan-21 7:32 AM, Nithin Dabilpuram wrote:
> Currently external memory test uses 4K page size.
> VFIO DMA mapping works only with system page granularity.
> 
> Earlier it was working because all the contiguous mappings
> were coalesced and mapped in one-go which ended up becoming
> a lot bigger page. Now that VFIO DMA mappings both in IOVA as VA
> and IOVA as PA mode, are being done at memseg list granularity,
> we need to use system page size.
> 
> Fixes: b270daa43b3d ("test: support external memory")
> Cc: anatoly.burakov@intel.com
> Cc: stable@dpdk.org
> 
> Signed-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
> ---

Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>

-- 
Thanks,
Anatoly

      reply	other threads:[~2021-02-11 11:21 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20201012081106.10610-1-ndabilpuram@marvell.com>
2020-10-12  8:11 ` [dpdk-stable] [PATCH 2/2] vfio: fix partial DMA unmapping for VFIO type1 Nithin Dabilpuram
2020-10-14 15:07   ` Burakov, Anatoly
2020-10-15  6:09     ` [dpdk-stable] [EXT] " Nithin Dabilpuram
2020-10-15 10:00       ` Burakov, Anatoly
2020-10-15 11:38         ` Nithin Dabilpuram
2020-10-15 11:50         ` Nithin Dabilpuram
2020-10-15 11:57         ` [dpdk-stable] [dpdk-dev] " Nithin Dabilpuram
2020-10-15 15:10           ` Burakov, Anatoly
2020-10-16  7:10             ` Nithin Dabilpuram
2020-10-17 16:14               ` Burakov, Anatoly
2020-10-19  9:43                 ` Nithin Dabilpuram
2020-10-22 12:13                   ` Nithin Dabilpuram
2020-10-28 13:04                     ` Burakov, Anatoly
2020-10-28 14:17                       ` Nithin Dabilpuram
2020-10-28 16:07                         ` Burakov, Anatoly
2020-10-28 16:31                           ` Nithin Dabilpuram
     [not found] ` <20201105090423.11954-1-ndabilpuram@marvell.com>
2020-11-05  9:04   ` [dpdk-stable] [PATCH v2 1/3] vfio: revert changes for map contiguous areas in one go Nithin Dabilpuram
2020-11-05  9:04   ` [dpdk-stable] [PATCH v2 2/3] vfio: fix DMA mapping granularity for type1 iova as va Nithin Dabilpuram
2020-11-10 14:04     ` Burakov, Anatoly
2020-11-10 14:22       ` [dpdk-stable] [dpdk-dev] " Burakov, Anatoly
2020-11-10 14:17     ` [dpdk-stable] " Burakov, Anatoly
2020-11-11  5:08       ` [dpdk-stable] [dpdk-dev] " Nithin Dabilpuram
2020-11-11 10:00         ` Burakov, Anatoly
     [not found] ` <20201201193302.28131-1-ndabilpuram@marvell.com>
2020-12-01 19:32   ` [dpdk-stable] [PATCH v3 1/4] vfio: revert changes for map contiguous areas in one go Nithin Dabilpuram
2020-12-01 19:33   ` [dpdk-stable] [PATCH v3 2/4] vfio: fix DMA mapping granularity for type1 IOVA as VA Nithin Dabilpuram
     [not found] ` <20201202054647.3449-1-ndabilpuram@marvell.com>
2020-12-02  5:46   ` [dpdk-stable] [PATCH v4 1/4] vfio: revert changes for map contiguous areas in one go Nithin Dabilpuram
2020-12-02 18:36     ` David Christensen
2020-12-02  5:46   ` [dpdk-stable] [PATCH v4 2/4] vfio: fix DMA mapping granularity for type1 IOVA as VA Nithin Dabilpuram
2020-12-02 18:38     ` David Christensen
     [not found] ` <20201214081935.23577-1-ndabilpuram@marvell.com>
2020-12-14  8:19   ` [dpdk-stable] [PATCH v5 1/4] vfio: revert changes for map contiguous areas in one go Nithin Dabilpuram
2020-12-14  8:19   ` [dpdk-stable] [PATCH v5 2/4] vfio: fix DMA mapping granularity for type1 IOVA as VA Nithin Dabilpuram
     [not found] ` <20201217190604.29803-1-ndabilpuram@marvell.com>
2020-12-17 19:06   ` [dpdk-stable] [PATCH v6 1/4] vfio: revert changes for map contiguous areas in one go Nithin Dabilpuram
2020-12-17 19:06   ` [dpdk-stable] [PATCH v6 2/4] vfio: fix DMA mapping granularity for type1 IOVA as VA Nithin Dabilpuram
     [not found] ` <20210112173923.30320-1-ndabilpuram@marvell.com>
2021-01-12 17:39   ` [dpdk-stable] [PATCH v7 1/3] vfio: revert changes for map contiguous areas in one go Nithin Dabilpuram
2021-01-12 17:39   ` [dpdk-stable] [PATCH v7 2/3] vfio: fix DMA mapping granularity for type1 IOVA as VA Nithin Dabilpuram
     [not found] ` <20210115073243.7025-1-ndabilpuram@marvell.com>
2021-01-15  7:32   ` [dpdk-stable] [PATCH v8 1/3] vfio: revert changes for map contiguous areas in one go Nithin Dabilpuram
2021-03-05  7:50     ` David Marchand
2021-03-05 13:54       ` Burakov, Anatoly
2021-03-05 15:50         ` [dpdk-stable] [dpdk-dev] " Nithin Dabilpuram
2021-04-01 11:27           ` Burakov, Anatoly
2021-01-15  7:32   ` [dpdk-stable] [PATCH v8 2/3] vfio: fix DMA mapping granularity for type1 IOVA as VA Nithin Dabilpuram
2021-01-15  7:32   ` [dpdk-stable] [PATCH v8 3/3] test: change external memory test to use system page sz Nithin Dabilpuram
2021-02-11 11:21     ` Burakov, Anatoly [this message]

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