From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCHv2 net 3/3] samples/bpf: Enable powerpc support Date: Wed, 06 Apr 2016 16:02:13 -0400 (EDT) Message-ID: <20160406.160213.1279487084800637522.davem@davemloft.net> 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> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit 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 To: naveen.n.rao@linux.vnet.ibm.com Return-path: In-Reply-To: <28d2e09a7db94a0a71b3222b3e5ffacb0d4a8dd7.1459789086.git.naveen.n.rao@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.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.