From: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
To: Chris Leech <christopher.leech@intel.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
netdev <netdev@vger.kernel.org>,
"Grover, Andrew" <andrew.grover@intel.com>,
"Ronciak, John" <john.ronciak@intel.com>
Subject: Re: [RFC][PATCH 1/5] I/OAT DMA support and TCP acceleration
Date: Wed, 21 Dec 2005 10:28:05 +0300 [thread overview]
Message-ID: <20051221072805.GA15850@2ka.mipt.ru> (raw)
In-Reply-To: <1135142254.13781.18.camel@cleech-mobl>
On Tue, Dec 20, 2005 at 09:17:34PM -0800, Chris Leech (christopher.leech@intel.com) wrote:
> DMA memcpy subsystem
> Provides an API for offloading memory copies to DMA devices.
> Along with client registration and DMA channel allocation, the main APIs are:
> dma_async_memcpy_buf_to_buf()
> dma_async_memcpy_buf_to_pg()
> dma_async_memcpy_pg_to_pg()
> dma_async_memcpy_complete()
Is here at least some locking?
All dma chain/engine list manipulations seem very suspicious.
--
Evgeniy Polyakov
prev parent reply other threads:[~2005-12-21 7:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-21 5:17 Chris Leech
2005-12-21 7:28 ` Evgeniy Polyakov [this message]
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