Re: Deadlock, L2TP over IP are not working, 3.4.1

From: Francois Romieu
Date: Thu Jun 07 2012 - 18:46:53 EST


Eric Dumazet <eric.dumazet@xxxxxxxxx> :
[...]
> If LLTX is used, this means several cpus can execute this code at the
> same time.
>
> You need percpu stats, or use atomic primitives.

Would adding percpu stats not be frown upon ?

As atomic will defeat the 64 bits stats on 32 bits, I should probably stick
to plain bh disabling lock.

--
Ueimor
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