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From: Daniel Borkmann <dborkman@redhat.com>
To: Alexei Starovoitov <ast@plumgrid.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Brendan Gregg <brendan.d.gregg@gmail.com>,
	netdev@vger.kernel.org
Subject: Re: [PATCH net-next] bpf: x86: add missing 'shift by register' instructions to x64 eBPF JIT
Date: Mon, 25 Aug 2014 21:39:35 +0200	[thread overview]
Message-ID: <53FB90F7.1000701@redhat.com> (raw)
In-Reply-To: <1408994822-14929-1-git-send-email-ast@plumgrid.com>

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@gmail.com>
> Signed-off-by: Alexei Starovoitov <ast@plumgrid.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?

  reply	other threads:[~2014-08-25 19:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-25 19:27 [PATCH net-next] bpf: x86: add missing 'shift by register' instructions to x64 eBPF JIT Alexei Starovoitov
2014-08-25 19:39 ` Daniel Borkmann [this message]
2014-08-25 19:43   ` Alexei Starovoitov
2014-08-26  0:34 ` David Miller

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