From: Francois Romieu <rom...@fr.zoreil.com>
Date: Fri, 4 Sep 2015 22:59:04 +0200

> net/core/net-sysfs.c::netstat_show fetches statistics under dev_base_lock.
> 
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=104031
> Fixes: 6e85d5ad36a2 ("r8169: Add values missing in @get_stats64 from HW 
> counters")
> Signed-off-by: Francois Romieu <rom...@fr.zoreil.com>
> Cc: Corinna Vinschen <vinsc...@redhat.com>

Is there any reason we cannot allocate this DMA buffer at probe or
open time?

There cannot be any arguments concerning parallel access as far
as I can see, there is a single set of registers to program
this address into therefore we cannot allow more than one entity
to get into the counter fetch sequence at the same time anyways.
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