[bpf-next,2/9] bpf: add csum_diff helper to xdp as well

Message ID	20180120002437.3528-3-daniel@iogearbox.net
State	Accepted, archived
Delegated to:	BPF Maintainers
Headers	show Return-Path: <netdev-owner@vger.kernel.org> From: Daniel Borkmann <daniel@iogearbox.net> To: ast@kernel.org Cc: netdev@vger.kernel.org, Daniel Borkmann <daniel@iogearbox.net> Subject: [PATCH bpf-next 2/9] bpf: add csum_diff helper to xdp as well Date: Sat, 20 Jan 2018 01:24:30 +0100 Message-Id: <20180120002437.3528-3-daniel@iogearbox.net> In-Reply-To: <20180120002437.3528-1-daniel@iogearbox.net> References: <20180120002437.3528-1-daniel@iogearbox.net> Sender: netdev-owner@vger.kernel.org Precedence: bulk
Series	BPF misc improvements \| expand [bpf-next,0/9] BPF misc improvements [bpf-next,1/9] bpf, verifier: detect misconfigured mem,size argument pair [bpf-next,2/9] bpf: add csum_diff helper to xdp as well [bpf-next,3/9] bpf: add couple of test cases for signed extended imms [bpf-next,4/9] bpf: add couple of test cases for div/mod by zero [bpf-next,5/9] bpf: get rid of pure_initcall dependency to enable jits [bpf-next,6/9] bpf: restrict access to core bpf sysctls [bpf-next,7/9] bpf, x86: small optimization in alu ops with imm [bpf-next,8/9] bpf: add upper complexity limit to verifier log [bpf-next,9/9] bpf: move event_output to const_size_or_zero for xdp/skb as well

Message ID

20180120002437.3528-3-daniel@iogearbox.net

State

Accepted, archived

Delegated to:

BPF Maintainers

Headers

From: Daniel Borkmann <daniel@iogearbox.net>
To: ast@kernel.org
Cc: netdev@vger.kernel.org, Daniel Borkmann <daniel@iogearbox.net>
Subject: [PATCH bpf-next 2/9] bpf: add csum_diff helper to xdp as well
Date: Sat, 20 Jan 2018 01:24:30 +0100
Message-Id: <20180120002437.3528-3-daniel@iogearbox.net>
In-Reply-To: <20180120002437.3528-1-daniel@iogearbox.net>
References: <20180120002437.3528-1-daniel@iogearbox.net>
Sender: netdev-owner@vger.kernel.org
Precedence: bulk

Series

BPF misc improvements | expand

Commit Message

Daniel Borkmann Jan. 20, 2018, 12:24 a.m. UTC

Useful for porting cls_bpf programs w/o increasing program
complexity limits much at the same time, so add the helper
to XDP as well.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
---
 net/core/filter.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/core/filter.c b/net/core/filter.c
index 30fafaa..e517885 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -3456,6 +3456,8 @@  xdp_func_proto(enum bpf_func_id func_id)
 		return &bpf_xdp_event_output_proto;
 	case BPF_FUNC_get_smp_processor_id:
 		return &bpf_get_smp_processor_id_proto;
+	case BPF_FUNC_csum_diff:
+		return &bpf_csum_diff_proto;
 	case BPF_FUNC_xdp_adjust_head:
 		return &bpf_xdp_adjust_head_proto;
 	case BPF_FUNC_xdp_adjust_meta:

[bpf-next,2/9] bpf: add csum_diff helper to xdp as well

Commit Message

Patch