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Re: [mm PATCH v3 12/23] arch/nios2: Add option to skip DMA sync as a part of map and unmap

From Tobias Klauser <tklauser@distanz.ch>
Newsgroups linux.kernel
Subject Re: [mm PATCH v3 12/23] arch/nios2: Add option to skip DMA sync as a part of map and unmap
Date 2016-11-11 12:00 +0100
Message-ID <sChIR-3fv-7@gated-at.bofh.it> (permalink)
References <sC1up-MX-9@gated-at.bofh.it> <sC1us-MX-107@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 2016-11-10 at 12:35:18 +0100, Alexander Duyck <alexander.h.duyck@intel.com> wrote:
> This change allows us to pass DMA_ATTR_SKIP_CPU_SYNC which allows us to
> avoid invoking cache line invalidation if the driver will just handle it
> via a sync_for_cpu or sync_for_device call.
> 
> Cc: Ley Foon Tan <lftan@altera.com>
> Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>

Reviewed-by: Tobias Klauser <tklauser@distanz.ch>

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[mm PATCH v3 00/23] Add support for DMA writable pages being  writable by the network stack Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
  [mm PATCH v3 19/23] arch/xtensa: Add option to skip DMA sync as a  part of mapping Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
  [mm PATCH v3 08/23] arch/m68k: Add option to skip DMA sync as a  part of mapping Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
  [mm PATCH v3 17/23] arch/sparc: Add option to skip DMA sync as a  part of map and unmap Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
    Re: [mm PATCH v3 17/23] arch/sparc: Add option to skip DMA sync as  a part of map and unmap David Miller <davem@davemloft.net> - 2016-11-13 18:30 +0100
  [mm PATCH v3 23/23] igb: Update code to better handle incrementing  page count Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
  [mm PATCH v3 03/23] arch/avr32: Add option to skip sync on DMA map Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
  [mm PATCH v3 15/23] arch/powerpc: Add option to skip DMA sync as a  part of mapping Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
  [mm PATCH v3 12/23] arch/nios2: Add option to skip DMA sync as a  part of map and unmap Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
    Re: [mm PATCH v3 12/23] arch/nios2: Add option to skip DMA sync as a  part of map and unmap Tobias Klauser <tklauser@distanz.ch> - 2016-11-11 12:00 +0100
  [mm PATCH v3 10/23] arch/microblaze: Add option to skip DMA sync as  a part of map and unmap Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:40 +0100
  [mm PATCH v3 04/23] arch/blackfin: Add option to skip sync on DMA  map Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:50 +0100
  [mm PATCH v3 16/23] arch/sh: Add option to skip DMA sync as a part  of mapping Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:50 +0100
  [mm PATCH v3 05/23] arch/c6x: Add option to skip sync on DMA map  and unmap Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:50 +0100
  [mm PATCH v3 13/23] arch/openrisc: Add option to skip DMA sync as a  part of mapping Alexander Duyck <alexander.h.duyck@intel.com> - 2016-11-10 18:50 +0100
  Re: [mm PATCH v3 00/23] Add support for DMA writable pages being  writable by the network stack Alexander Duyck <alexander.duyck@gmail.com> - 2016-11-18 17:20 +0100

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