From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E766C433F5 for ; Tue, 14 Sep 2021 14:42:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 28E30603E8 for ; Tue, 14 Sep 2021 14:42:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234025AbhINOnz (ORCPT ); Tue, 14 Sep 2021 10:43:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:37234 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234870AbhINOnO (ORCPT ); Tue, 14 Sep 2021 10:43:14 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 330C06112E; Tue, 14 Sep 2021 14:41:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631630517; bh=Z7dFFREwwQHrQdB1bENhzb91hET8Wq84SoeFv9Bi8NM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=r7zbmDdkUismlNm077fkPECw78l5ZmSmD+iOdcmVuM2vQlFZhow7qxuMqW76c5FvR rvH/u8DjDfsPgcufFcXZR0uoFlZNzKkfJSDFQAC6r8qrEboaw4UuUTPqD4eJfr8DTI 3Z45C4ug7V/bUHTvhxEYb2nyNQnvTAarMpSTAJt8ZDjs13/yzBHAw5im2VYEYRon2a I2pSBwWG0SOAXa/a/DmCkYlpB0RTf6/z6o4qpDATPF81eOf2Rpv2uzgwniYx9xhKtu QRlf0bFeKdd+7PG84I/1PynK6KNhg+g+692Z8sPfkQ46HKme+G0+kmxzeujWDqLX3t tCfmGfR8K7I8w== From: Masami Hiramatsu To: Steven Rostedt , Josh Poimboeuf , Ingo Molnar Cc: X86 ML , Masami Hiramatsu , Daniel Xu , linux-kernel@vger.kernel.org, bpf@vger.kernel.org, kuba@kernel.org, mingo@redhat.com, ast@kernel.org, Thomas Gleixner , Borislav Petkov , Peter Zijlstra , kernel-team@fb.com, yhs@fb.com, linux-ia64@vger.kernel.org, Abhishek Sagar , Andrii Nakryiko , Paul McKenney Subject: [PATCH -tip v11 21/27] ia64: Add instruction_pointer_set() API Date: Tue, 14 Sep 2021 23:41:52 +0900 Message-Id: <163163051195.489837.1039597819838213481.stgit@devnote2> X-Mailer: git-send-email 2.25.1 In-Reply-To: <163163030719.489837.2236069935502195491.stgit@devnote2> References: <163163030719.489837.2236069935502195491.stgit@devnote2> User-Agent: StGit/0.19 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Add instruction_pointer_set() API for ia64. Signed-off-by: Masami Hiramatsu --- Changes in v9: - Fix "space at the start of a line" checkpatch warnings. Changes in v4: - Make the API macro for avoiding a build error. --- arch/ia64/include/asm/ptrace.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/ia64/include/asm/ptrace.h b/arch/ia64/include/asm/ptrace.h index 08179135905c..8a2d0f72b324 100644 --- a/arch/ia64/include/asm/ptrace.h +++ b/arch/ia64/include/asm/ptrace.h @@ -51,6 +51,11 @@ * the canonical representation by adding to instruction pointer. */ # define instruction_pointer(regs) ((regs)->cr_iip + ia64_psr(regs)->ri) +# define instruction_pointer_set(regs, val) \ +({ \ + ia64_psr(regs)->ri = (val & 0xf); \ + regs->cr_iip = (val & ~0xfULL); \ +}) static inline unsigned long user_stack_pointer(struct pt_regs *regs) {