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Message-Id: <1437481000-22835-3-git-send-email-nschichan@freebox.fr> Date: Tue, 21 Jul 2015 14:16:39 +0200 From: Nicolas Schichan <nschichan@...ebox.fr> To: "David S. Miller" <davem@...emloft.net>, Daniel Borkmann <dborkman@...hat.com>, Nicolas Schichan <nschichan@...ebox.fr>, Mircea Gherzan <mgherzan@...il.com>, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org Cc: Russell King <linux@....linux.org.uk>, Alexei Starovoitov <ast@...mgrid.com> Subject: [PATCH V2 net-next 2/3] ARM: net: add support for BPF_ANC | SKF_AD_PAY_OFFSET in ARM JIT. Signed-off-by: Nicolas Schichan <nschichan@...ebox.fr> --- arch/arm/net/bpf_jit_32.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c index 67a2d44..fe28beb 100644 --- a/arch/arm/net/bpf_jit_32.c +++ b/arch/arm/net/bpf_jit_32.c @@ -884,6 +884,14 @@ b_epilogue: off = offsetof(struct sk_buff, queue_mapping); emit(ARM_LDRH_I(r_A, r_skb, off), ctx); break; + case BPF_ANC | SKF_AD_PAY_OFFSET: + ctx->seen |= SEEN_SKB | SEEN_CALL; + + emit(ARM_MOV_R(ARM_R0, r_skb), ctx); + emit_mov_i(ARM_R3, (unsigned int)skb_get_poff, ctx); + emit_blx_r(ARM_R3, ctx); + emit(ARM_MOV_R(r_A, ARM_R0), ctx); + break; case BPF_LDX | BPF_W | BPF_ABS: /* * load a 32bit word from struct seccomp_data. -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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