From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yang Shi Subject: [PATCH] bpf: sample: define aarch64 specific registers Date: Mon, 26 Oct 2015 17:02:19 -0700 Message-ID: <1445904139-19212-1-git-send-email-yang.shi@linaro.org> Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linaro-kernel@lists.linaro.org, yang.shi@linaro.org To: ast@kernel.org Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Define aarch64 specific registers for building bpf samples correctly. Signed-off-by: Yang Shi --- samples/bpf/bpf_helpers.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/samples/bpf/bpf_helpers.h b/samples/bpf/bpf_helpers.h index 3a44d3a..af44e56 100644 --- a/samples/bpf/bpf_helpers.h +++ b/samples/bpf/bpf_helpers.h @@ -86,5 +86,17 @@ static int (*bpf_l4_csum_replace)(void *ctx, int off, int from, int to, int flag #define PT_REGS_RC(x) ((x)->gprs[2]) #define PT_REGS_SP(x) ((x)->gprs[15]) +#elif defined(__aarch64__) + +#define PT_REGS_PARM1(x) ((x)->regs[0]) +#define PT_REGS_PARM2(x) ((x)->regs[1]) +#define PT_REGS_PARM3(x) ((x)->regs[2]) +#define PT_REGS_PARM4(x) ((x)->regs[3]) +#define PT_REGS_PARM5(x) ((x)->regs[4]) +#define PT_REGS_RET(x) ((x)->regs[30]) +#define PT_REGS_FP(x) ((x)->regs[29]) /* Works only with CONFIG_FRAME_POINTER */ +#define PT_REGS_RC(x) ((x)->regs[0]) +#define PT_REGS_SP(x) ((x)->sp) + #endif #endif -- 2.0.2