From: David Miller <davem@davemloft.net>
To: dan.j.williams@intel.com
Cc: netdev@vger.kernel.org, maciej.sosnowski@intel.com
Subject: Re: [PATCH] net_dma: acquire/release dma channels on ifup/ifdown
Date: Sun, 11 Jan 2009 00:20:46 -0800 (PST) [thread overview]
Message-ID: <20090111.002046.197779234.davem@davemloft.net> (raw)
In-Reply-To: <20090109235752.16379.98359.stgit@dwillia2-linux.ch.intel.com>
From: Dan Williams <dan.j.williams@intel.com>
Date: Fri, 09 Jan 2009 16:57:53 -0700
> The recent dmaengine rework removed the capability to remove dma device
> driver modules while net_dma is active. Rather than notify
> dmaengine-clients that channels are trying to be removed, we now rely on
> clients to notify dmaengine when they no longer have a need for
> channels. Teach net_dma to release channels by taking dmaengine
> references at netdevice open and dropping references at netdevice close.
>
> Acked-by: Maciej Sosnowski <maciej.sosnowski@intel.com>
> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Applied, thanks!
prev parent reply other threads:[~2009-01-11 8:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-09 23:57 [PATCH] net_dma: acquire/release dma channels on ifup/ifdown Dan Williams
2009-01-11 8:20 ` David Miller [this message]
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