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

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Date:   Fri, 11 Nov 2016 11:58:19 +0100
From:   Tobias Klauser <tklauser@...tanz.ch>
To:     Alexander Duyck <alexander.h.duyck@...el.com>
Cc:     linux-mm@...ck.org, akpm@...ux-foundation.org,
        Ley Foon Tan <lftan@...era.com>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [mm PATCH v3 12/23] arch/nios2: Add option to skip DMA sync as a
 part of map and unmap

On 2016-11-10 at 12:35:18 +0100, Alexander Duyck <alexander.h.duyck@...el.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@...era.com>
> Signed-off-by: Alexander Duyck <alexander.h.duyck@...el.com>

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