From: Daniel Borkmann <daniel@iogearbox•net>
To: Jakub Kicinski <jakub.kicinski@netronome•com>, netdev@vger•kernel.org
Cc: ast@kernel•org
Subject: Re: [PATCHv5 net-next 07/15] bpf: recognize 64bit immediate loads as consts
Date: Fri, 16 Sep 2016 23:37:38 +0200 [thread overview]
Message-ID: <57DC6622.3090402@iogearbox.net> (raw)
In-Reply-To: <1474018622-10653-8-git-send-email-jakub.kicinski@netronome.com>
On 09/16/2016 11:36 AM, Jakub Kicinski wrote:
> When running as parser interpret BPF_LD | BPF_IMM | BPF_DW
> instructions as loading CONST_IMM with the value stored
> in imm. The verifier will continue not recognizing those
> due to concerns about search space/program complexity
> increase.
>
> Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome•com>
> Acked-by: Alexei Starovoitov <ast@kernel•org>
Acked-by: Daniel Borkmann <daniel@iogearbox•net>
next prev parent reply other threads:[~2016-09-16 21:37 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-16 9:36 [PATCHv5 net-next 00/15] BPF hardware offload (cls_bpf for now) Jakub Kicinski
2016-09-16 9:36 ` [PATCHv5 net-next 01/15] net: cls_bpf: add hardware offload Jakub Kicinski
2016-09-16 9:36 ` [PATCHv5 net-next 02/15] net: cls_bpf: limit hardware offload by software-only flag Jakub Kicinski
2016-09-16 9:36 ` [PATCHv5 net-next 03/15] net: cls_bpf: add support for marking filters as hardware-only Jakub Kicinski
2016-09-16 9:36 ` [PATCHv5 net-next 04/15] bpf: don't (ab)use instructions to store state Jakub Kicinski
2016-09-16 21:22 ` Daniel Borkmann
2016-09-16 9:36 ` [PATCHv5 net-next 05/15] bpf: expose internal verfier structures Jakub Kicinski
2016-09-16 22:47 ` Daniel Borkmann
2016-09-16 9:36 ` [PATCHv5 net-next 06/15] bpf: enable non-core use of the verfier Jakub Kicinski
2016-09-16 22:31 ` Daniel Borkmann
2016-09-16 9:36 ` [PATCHv5 net-next 07/15] bpf: recognize 64bit immediate loads as consts Jakub Kicinski
2016-09-16 21:37 ` Daniel Borkmann [this message]
2016-09-16 9:36 ` [PATCHv5 net-next 08/15] nfp: add BPF to NFP code translator Jakub Kicinski
2016-09-16 9:36 ` [PATCHv5 net-next 09/15] nfp: bpf: add hardware bpf offload Jakub Kicinski
2016-09-16 9:36 ` [PATCHv5 net-next 10/15] net: cls_bpf: allow offloaded filters to update stats Jakub Kicinski
2016-09-16 9:36 ` [PATCHv5 net-next 11/15] nfp: bpf: " Jakub Kicinski
2016-09-16 9:36 ` [PATCHv5 net-next 12/15] nfp: bpf: add packet marking support Jakub Kicinski
2016-09-16 9:37 ` [PATCHv5 net-next 13/15] net: act_mirred: allow statistic updates from offloaded actions Jakub Kicinski
2016-09-16 9:37 ` [PATCHv5 net-next 14/15] nfp: bpf: add support for legacy redirect action Jakub Kicinski
2016-09-16 9:37 ` [PATCHv5 net-next 15/15] nfp: bpf: add offload of TC direct action mode Jakub Kicinski
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