netdev - Re: [PATCH net-next 1/4] test_bpf: assign type to native eBPF test cases

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Date:	Thu, 30 Jul 2015 10:14:13 -0700
From:	Alexei Starovoitov <ast@...mgrid.com>
To:	Daniel Borkmann <daniel@...earbox.net>, davem@...emloft.net
Cc:	holzheu@...ux.vnet.ibm.com, netdev@...r.kernel.org
Subject: Re: [PATCH net-next 1/4] test_bpf: assign type to native eBPF test
 cases

On 7/30/15 3:42 AM, Daniel Borkmann wrote:
> As JITs start to perform optimizations whether to clear A and X on eBPF
> programs in the prologue, we should actually assign a program type to the
> native eBPF test cases. It doesn't really matter which program type, as
> these instructions don't go through the verifier, but it needs to be a
> type != BPF_PROG_TYPE_UNSPEC. This reflects eBPF programs loaded via bpf(2)
> system call (!= type unspec) vs. classic BPF to eBPF migrations (== type
> unspec).
>
> Signed-off-by: Daniel Borkmann<daniel@...earbox.net>
> Cc: Michael Holzheu<holzheu@...ux.vnet.ibm.com>

Acked-by: Alexei Starovoitov <ast@...mgrid.com>

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