From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754068Ab2LQWfW (ORCPT ); Mon, 17 Dec 2012 17:35:22 -0500 Received: from smtp.polymtl.ca ([132.207.4.11]:50958 "EHLO smtp.polymtl.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753277Ab2LQWfQ (ORCPT ); Mon, 17 Dec 2012 17:35:16 -0500 From: Simon Marchi To: cmetcalf@tilera.com Cc: linux-kernel@vger.kernel.org, Simon Marchi Subject: [PATCH v2 2/3] arch/tile: implement arch_ptrace using user_regset on tile Date: Mon, 17 Dec 2012 17:35:05 -0500 Message-Id: <1355783706-11507-2-git-send-email-simon.marchi@polymtl.ca> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1355783706-11507-1-git-send-email-simon.marchi@polymtl.ca> References: <1355783706-11507-1-git-send-email-simon.marchi@polymtl.ca> X-Poly-FromMTA: ([132.207.72.18]) at Mon, 17 Dec 2012 22:35:08 +0000 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch changes arch_ptrace on tile so that it uses user_regset to implement the PTRACE_GETREGS and PTRACE_SETREGS operations. Signed-off-by: Simon Marchi --- arch/tile/kernel/ptrace.c | 15 ++++++--------- 1 files changed, 6 insertions(+), 9 deletions(-) diff --git a/arch/tile/kernel/ptrace.c b/arch/tile/kernel/ptrace.c index 222d9fc..d11661f 100644 --- a/arch/tile/kernel/ptrace.c +++ b/arch/tile/kernel/ptrace.c @@ -193,18 +193,15 @@ long arch_ptrace(struct task_struct *child, long request, break; case PTRACE_GETREGS: /* Get all registers from the child. */ - if (copy_to_user(datap, getregs(child, ©regs), - sizeof(struct pt_regs)) == 0) { - ret = 0; - } + ret = copy_regset_to_user(child, &tile_user_regset_view, + REGSET_GPR, 0, + sizeof(struct pt_regs), datap); break; case PTRACE_SETREGS: /* Set all registers in the child. */ - if (copy_from_user(©regs, datap, - sizeof(struct pt_regs)) == 0) { - putregs(child, ©regs); - ret = 0; - } + ret = copy_regset_from_user(child, &tile_user_regset_view, + REGSET_GPR, 0, + sizeof(struct pt_regs), datap); break; case PTRACE_GETFPREGS: /* Get the child FPU state. */ -- 1.7.1