From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753375AbcDFUCR (ORCPT ); Wed, 6 Apr 2016 16:02:17 -0400 Received: from shards.monkeyblade.net ([149.20.54.216]:44683 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752624AbcDFUCP (ORCPT ); Wed, 6 Apr 2016 16:02:15 -0400 Date: Wed, 06 Apr 2016 16:02:13 -0400 (EDT) Message-Id: <20160406.160213.1279487084800637522.davem@davemloft.net> To: naveen.n.rao@linux.vnet.ibm.com Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, netdev@vger.kernel.org, ast@fb.com, daniel@iogearbox.net, ananth@in.ibm.com, mpe@ellerman.id.au Subject: Re: [PATCHv2 net 3/3] samples/bpf: Enable powerpc support From: David Miller In-Reply-To: <28d2e09a7db94a0a71b3222b3e5ffacb0d4a8dd7.1459789086.git.naveen.n.rao@linux.vnet.ibm.com> References: <5ab5eec91d2d0bc7f221d714ef84afac83b2604b.1459789086.git.naveen.n.rao@linux.vnet.ibm.com> <5ab5eec91d2d0bc7f221d714ef84afac83b2604b.1459789086.git.naveen.n.rao@linux.vnet.ibm.com> <28d2e09a7db94a0a71b3222b3e5ffacb0d4a8dd7.1459789086.git.naveen.n.rao@linux.vnet.ibm.com> X-Mailer: Mew version 6.6 on Emacs 24.5 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Wed, 06 Apr 2016 13:02:14 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Naveen N. Rao" Date: Mon, 4 Apr 2016 22:31:34 +0530 > Add the necessary definitions for building bpf samples on ppc. > > Since ppc doesn't store function return address on the stack, modify how > PT_REGS_RET() and PT_REGS_FP() work. > > Also, introduce PT_REGS_IP() to access the instruction pointer. > > Cc: Alexei Starovoitov > Cc: Daniel Borkmann > Cc: David S. Miller > Cc: Ananth N Mavinakayanahalli > Cc: Michael Ellerman > Signed-off-by: Naveen N. Rao Applied.