From patchwork Fri Jan 13 18:03:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Rutland X-Patchwork-Id: 13101469 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED410C3DA78 for ; Fri, 13 Jan 2023 18:13:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230182AbjAMSNw (ORCPT ); Fri, 13 Jan 2023 13:13:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54948 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230088AbjAMSNQ (ORCPT ); Fri, 13 Jan 2023 13:13:16 -0500 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 4A527A701D; Fri, 13 Jan 2023 10:05:16 -0800 (PST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 879DD19F0; Fri, 13 Jan 2023 10:05:06 -0800 (PST) Received: from lakrids.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 811343F67D; Fri, 13 Jan 2023 10:04:22 -0800 (PST) From: Mark Rutland To: linux-arm-kernel@lists.infradead.org Cc: catalin.marinas@arm.com, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, mhiramat@kernel.org, ndesaulniers@google.com, ojeda@kernel.org, peterz@infradead.org, rafael.j.wysocki@intel.com, revest@chromium.org, robert.moore@intel.com, rostedt@goodmis.org, will@kernel.org Subject: [PATCH v2 7/8] arm64: ftrace: Update stale comment Date: Fri, 13 Jan 2023 18:03:54 +0000 Message-Id: <20230113180355.2930042-8-mark.rutland@arm.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230113180355.2930042-1-mark.rutland@arm.com> References: <20230113180355.2930042-1-mark.rutland@arm.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org In commit: 26299b3f6ba26bfc ("ftrace: arm64: move from REGS to ARGS") ... we folded ftrace_regs_entry into ftrace_caller, and ftrace_regs_entry no longer exists. Update the comment accordingly. There should be no functional change as a result of this patch. Signed-off-by: Mark Rutland Cc: Catalin Marinas Cc: Florent Revest Cc: Masami Hiramatsu Cc: Peter Zijlstra Cc: Steven Rostedt Cc: Will Deacon --- arch/arm64/kernel/ftrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kernel/ftrace.c b/arch/arm64/kernel/ftrace.c index b30b955a8921..38ebdf063255 100644 --- a/arch/arm64/kernel/ftrace.c +++ b/arch/arm64/kernel/ftrace.c @@ -209,7 +209,7 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr) * | NOP | MOV X9, LR | MOV X9, LR | * | NOP | NOP | BL | * - * The LR value will be recovered by ftrace_regs_entry, and restored into LR + * The LR value will be recovered by ftrace_caller, and restored into LR * before returning to the regular function prologue. When a function is not * being traced, the MOV is not harmful given x9 is not live per the AAPCS. *