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Re: [Xen-devel] [PATCH net-next] xen-netback: remove dead code

From: Wei Liu <wei.liu2@xxxxxxxxxx>
Date: Fri, 17 May 2013 10:24:28 +0100

> The array mmap_pages is never touched in the initialization function. This is
> remnant of mapping mechanism, which does not exist upstream. In current
> upstream code this array only tracks usage of pages inside netback. Those
> pages are allocated when contructing a SKB and passed directly to network
> subsystem.
> Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>


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