From: David S. Miller <davem@davemloft.net>
Date: Mon, 9 Oct 2017 17:47:30 +0000 (-0700)
Subject: Merge branch 'ipv6-addrlabel-avoid-dirtying-ip6addrlbl_entry'
X-Git-Tag: v4.15-rc1~84^2~512
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=2e997d8b12d2933d7640bb3a43af8eb6857a73af;p=nvme.git

Merge branch 'ipv6-addrlabel-avoid-dirtying-ip6addrlbl_entry'

Eric Dumazet says:

====================
ipv6: addrlabel: avoid dirtying ip6addrlbl_entry

The refcount on ip6addrlbl_entry is only used to make sure ip6addrlbl_entry
does not disappear while ip6addrlbl_get() is allocating an skb.

We can instead allocate skb first, then use RCU, so that we no longer need
to refcount these structures.
====================

Acked-by: Martin KaFai Lau <kafai@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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2e997d8b12d2933d7640bb3a43af8eb6857a73af