netdev - Re: [PATCH net-next] bpf: x86: add missing 'shift by register' instructions to x64 eBPF JIT

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Message-ID: <53FB90F7.1000701@redhat.com>
Date:	Mon, 25 Aug 2014 21:39:35 +0200
From:	Daniel Borkmann <dborkman@...hat.com>
To:	Alexei Starovoitov <ast@...mgrid.com>
CC:	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Brendan Gregg <brendan.d.gregg@...il.com>,
	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] bpf: x86: add missing 'shift by register' instructions
 to x64 eBPF JIT

On 08/25/2014 09:27 PM, Alexei Starovoitov wrote:
> 'shift by register' operations are supported by eBPF interpreter, but were
> accidently left out of x64 JIT compiler. Fix it and add a testcase.
>
> Reported-by: Brendan Gregg <brendan.d.gregg@...il.com>
> Signed-off-by: Alexei Starovoitov <ast@...mgrid.com>
> Fixes: 622582786c9e ("net: filter: x86: internal BPF JIT")
> ---
>
> Probably not worth sending to stable, but wouldn't hurt either.

Then I guess this should be against -net tree then.

I guess implications were only fallback to interpreter, right?
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