From: okaya@codeaurora.org
To: Christoph Hellwig <hch@infradead.org>
Cc: linux-rdma@vger.kernel.org, timur@codeaurora.org,
cov@codeaurora.org, Yishai Hadas <yishaih@mellanox.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH V2] net: ethernet: mellanox: correct page conversion
Date: Mon, 18 Apr 2016 09:06:18 -0400 [thread overview]
Message-ID: <0c6a430c5f0ec64f51d7c594ef9751dd@codeaurora.org> (raw)
In-Reply-To: <20160418121247.GA25387@infradead.org>
On 2016-04-18 08:12, Christoph Hellwig wrote:
> On Sat, Apr 16, 2016 at 06:23:32PM -0400, Sinan Kaya wrote:
>> Current code is assuming that the address returned by
>> dma_alloc_coherent
>> is a logical address. This is not true on ARM/ARM64 systems.
>
> Can you explain what you mean with a 'logical address' and what actual
> issue you're trying to solve?
Vmap call is failing on arm64 systems because dma alloc api already
returns an address mapped with vmap.
Please see arch/arm64/mm directory.
next prev parent reply other threads:[~2016-04-18 13:06 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-16 22:23 [PATCH V2] net: ethernet: mellanox: correct page conversion Sinan Kaya
[not found] ` <1460845412-13120-1-git-send-email-okaya-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-04-18 4:00 ` David Miller
2016-04-18 4:00 ` David Miller
2016-04-18 5:06 ` okaya
[not found] ` <87c17d3f979cf0167cd37077f39d0534-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-04-18 15:59 ` David Miller
2016-04-18 15:59 ` David Miller
[not found] ` <20160418.115902.1053705461620271779.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2016-04-18 16:06 ` Sinan Kaya
2016-04-18 16:06 ` Sinan Kaya
2016-04-18 12:12 ` Christoph Hellwig
2016-04-18 12:12 ` Christoph Hellwig
2016-04-18 13:06 ` okaya [this message]
2016-04-18 13:10 ` Christoph Hellwig
2016-04-18 13:49 ` Sinan Kaya
2016-04-18 13:59 ` Christoph Hellwig
[not found] ` <5714E5D6.7050600-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-04-18 15:15 ` Timur Tabi
2016-04-18 15:15 ` Timur Tabi
[not found] ` <5714FA2C.4030209-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-04-18 15:22 ` Sinan Kaya
2016-04-18 15:22 ` Sinan Kaya
2016-04-19 18:22 ` Christoph Hellwig
2016-04-19 18:22 ` Christoph Hellwig
2016-04-19 18:37 ` Sinan Kaya
2016-04-20 11:08 ` Eran Ben Elisha
[not found] ` <20160419182212.GA8441-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-20 13:35 ` Sinan Kaya
2016-04-20 13:35 ` Sinan Kaya
[not found] ` <571785A5.5040306-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-04-20 13:38 ` Sinan Kaya
2016-04-20 13:38 ` Sinan Kaya
[not found] ` <57178663.4050503-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-04-20 13:41 ` Timur Tabi
2016-04-20 13:41 ` Timur Tabi
2016-04-20 18:40 ` Eran Ben Elisha
2016-04-20 18:40 ` Eran Ben Elisha
[not found] ` <CAKHjkjmYNLABO10V1DZQmZ_zczjbfDZU0TDPHoMmv_1FMi9_gA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-04-20 18:42 ` Sinan Kaya
2016-04-20 18:42 ` Sinan Kaya
2016-04-21 13:37 ` Or Gerlitz
2016-04-21 13:39 ` Christoph Hellwig
[not found] ` <20160421133903.GA19633-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-21 13:45 ` Or Gerlitz
2016-04-25 13:47 ` Eran Ben Elisha
2016-04-18 6:54 ` Eli Cohen
2016-04-18 13:53 ` Sinan Kaya
2016-04-18 14:05 ` Eli Cohen
2016-04-18 14:32 ` Christoph Hellwig
2016-04-18 14:39 ` Eli Cohen
[not found] ` <DB5PR05MB1848424EC9DC8D4150EADB03C56B0-8IvNv+8VlcDdorXcTtKhldqRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-04-18 15:17 ` Christoph Hellwig
2016-04-18 15:17 ` Christoph Hellwig
[not found] ` <20160418151702.GA26565-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-04-18 15:21 ` Sinan Kaya
2016-04-18 15:21 ` Sinan Kaya
[not found] ` <5714FB68.3020604-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2016-04-18 15:40 ` Christoph Hellwig
2016-04-18 15:40 ` Christoph Hellwig
2016-04-18 17:47 ` Sinan Kaya
2016-04-19 7:50 ` Sinan Kaya
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