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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 46B3ACEFC42 for ; Tue, 8 Oct 2024 19:15:59 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4XNQj92p0Wz2yMF; Wed, 9 Oct 2024 06:15:57 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip="2604:1380:4641:c500::1" ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1728414957; cv=none; b=XK1Jphifs5f0J+A1YFNjTAkFaiTIMf/DuWs++orskOojFcyQcFMQqR3pMeF9AmQtRliO5D3bYIos/e+NQWLGKc0TSd+BS/ETS6HAaaNaa6gKDUNDB4OGSJet34Y7PwZL6f1/sT9WYfiyVPIJO62oncK/L+vyFpy04NoOcqz+UxsgE6PiKx+jHuUh9D+hpImqQ8crzmoSNSIahyVJLZ4mvyA6Ki7m6RIezBk5v3Pimalm74cY7XnN3HDzQbwOU1/amCUPYTQp7up/XLfE94fcR70khjrMK2voyLI6RgwKtP3+ysggVAyZ+0PbaSvMDmJpBKrguZAxZml44G6ATXSYjw== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1728414957; c=relaxed/relaxed; bh=IAsPeelFix7shKZdlp5kubEZNxBpnUTJKes8/ECTWjQ=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=NVWOZVMNvsXchigJvXgXINs9mmbbGhCVtp6UgXfeWgI1s0xWTbzGXdY7RdtIL8dqDb5Y+6djuHaCP/VdRfr3G3EARcNOKmEefL2uqpil6TSI+KhTHcLlT2Ove2QUcS4sYaUB1g15/fyCTv16xzV082KqmEM6PlqYMvAX39+soOc6gyQYo6gUYiPIU9msDnVQQjb8+lWr1B4rMwc39/v65WytmhjgXKTNFWpqIOOi+FFinEc2jFLCcD5loR8W+bvv1N65XZ9xrclI6Y9VCY7CoKtVqbPXmZ/LhBxUC/l0/uEBr07kq2q5XfGoA7Qk4S3psaBCKnUv7ryA6Ssm7nbp5g== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=goodmis.org; spf=pass (client-ip=2604:1380:4641:c500::1; helo=dfw.source.kernel.org; envelope-from=srs0=jrpr=re=goodmis.org=rostedt@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=goodmis.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=2604:1380:4641:c500::1; helo=dfw.source.kernel.org; envelope-from=srs0=jrpr=re=goodmis.org=rostedt@kernel.org; receiver=lists.ozlabs.org) Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4XNQj662gBz2xyB for ; Wed, 9 Oct 2024 06:15:54 +1100 (AEDT) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 1559E5C5DD8; Tue, 8 Oct 2024 19:15:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4F50EC4CEC7; Tue, 8 Oct 2024 19:15:45 +0000 (UTC) Date: Tue, 8 Oct 2024 15:15:48 -0400 From: Steven Rostedt To: Christophe Leroy Cc: LKML , Linux Trace Kernel , linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, "linux-arch@vger.kernel.org" , "x86@kernel.org" , Masami Hiramatsu , Mathieu Desnoyers , Mark Rutland , Catalin Marinas , Will Deacon , Huacai Chen , WANG Xuerui , Michael Ellerman , Nicholas Piggin , Naveen N Rao , Madhavan Srinivasan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen Subject: Re: [PATCH] ftrace: Make ftrace_regs abstract from direct use Message-ID: <20241008151548.6a721c20@gandalf.local.home> In-Reply-To: <8e99826f-b38a-4cb3-ba5e-a20512248853@csgroup.eu> References: <20241007204743.41314f1d@gandalf.local.home> <20241007205458.2bbdf736@gandalf.local.home> <8e99826f-b38a-4cb3-ba5e-a20512248853@csgroup.eu> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Post: List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 8 Oct 2024 08:24:22 +0200 Christophe Leroy wrote: > >> + > >> +struct ftrace_regs; > >> +#define arch_ftrace_regs(fregs) ((struct __arch_ftrace_regs *)(fregs)) > >> + > > > > I just realized I can simplify it with: > > > > #define arch_ftrace_get_regs(fregs) ({ &arch_ftrace_regs(fregs)->regs; }) > > Is it possible to write it as a static inline function to enforce type > checking ? Will do. Thanks, -- Steve