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SubjectRe: [PATCH] net: export netdev_txq_to_tc to allow sch_mqprio to compile as module
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From: Henrik Austad <henrik@austad.us>
Date: Tue, 17 Oct 2017 12:10:10 +0200

> In commit 32302902ff09 ("mqprio: Reserve last 32 classid values for HW
> traffic classes and misc IDs") sch_mqprio started using netdev_txq_to_tc
> to find the correct tc instead of dev->tc_to_txq[]
>
> However, when mqprio is compiled as a module, it cannot resolve the
> symbol, leading to this error:
>
> ERROR: "netdev_txq_to_tc" [net/sched/sch_mqprio.ko] undefined!
>
> This adds an EXPORT_SYMBOL() since the other user in the kernel
> (netif_set_xps_queue) is also EXPORT_SYMBOL() (and not _GPL) or in a
> sysfs-callback.
>
> Cc: Alexander Duyck <alexander.h.duyck@intel.com>
> Cc: Jesus Sanchez-Palencia <jesus.sanchez-palencia@intel.com>
> Cc: David S. Miller <davem@davemloft.net>
> Signed-off-by: Henrik Austad <haustad@cisco.com>

Applied, thanks.

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