Re: [PATCH] tun: make tun_build_skb() thread safe
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From: David Miller <davem@davemloft.net>
Date: 2017-08-16 21:27:54
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From: Jason Wang <redacted> Date: Wed, 16 Aug 2017 22:14:33 +0800
From: Eric Dumazet <redacted>
tun_build_skb() is not thread safe since it uses per queue page frag,
this will break things when multiple threads are sending through same
queue. Switch to use per-thread generator (no lock involved).
Fixes: 66ccbc9c87c2 ("tap: use build_skb() for small packet")
Tested-by: Jason Wang <redacted>
Signed-off-by: Eric Dumazet <redacted>
Signed-off-by: Jason Wang <redacted>Applied, thanks.