From patchwork Wed Nov 8 12:58:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 1861584 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=4sR37b56; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=ATCV0SJU; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=patchwork.ozlabs.org) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4SQQH763jjz1yRF for ; Thu, 9 Nov 2023 00:02:43 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zqUY66Mksbe6SEGUXa/Ia6IipZvZfCHhVXMzhsEwdJY=; b=4sR37b56mlKeTm ZzY69oYlwZWt8sZ4yuHDITp1AfSv7g0NDFqAoidThmroN2+yIWOEAQM7y1KhjF9EudZrISF5aZK8W ItD+wtqqnoO7gEyMFnZGF6ZmGomE+2aS8ax6L3w103e7k9xym7JeZ9weIRYRClHjutOX1Z/ItOUKk 99/0mPLtwOwSz2xRPt7g4TvgTGSZYlj1eqknkNwL6T1uqtcUWGGLNGQNJg/6ZtTRLfpmWzHJymIPc hfWb0So6argZSvTDoIV6xoXdA6j0UO5Ucf0eCergKJEcuRA0NMHR1Bo0OFEJBz+Ti5Cnsny7XBBiR KeFAmh8hRjlUJQWHBbng==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r0iCf-003rKe-13; Wed, 08 Nov 2023 13:02:41 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r0iCW-003rCB-28; Wed, 08 Nov 2023 13:02:36 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by ams.source.kernel.org (Postfix) with ESMTP id CD0F2B81C62; Wed, 8 Nov 2023 13:02:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6B392C433AB; Wed, 8 Nov 2023 13:02:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699448550; bh=FgQWzkXF32qk/tCKQVUHf66ICQzLmXK/yCMtqaYVSN4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ATCV0SJUwSUIUcmIUsNFO1nBVzSdvp/LWTE5vG4buRgpe3Rwh1Y3dyl+cAW9SJEPK LgX1p25vA4s2+ADl72IXSQOOTjzHz5keTaVsHX8pgaq1IEPWWxeKlMtMVMVaC2vQKe Ws6+2JIfEnZ/R4XXaQ+IRWTmsubg+Hdo1lbZXemwfoXinRx3ZmHg94gmpjM/za6cnA 1ZY2IWqHrjYbCn3e3pFdfryRLkTz+IvcfC2uUzHfAFoLwSxsHbxMw7BDYe27fzcOJI /AFASuBgsZvOI7gHnDAux0k0HCEaJF6CKhwJwUqhhusQZYHGKC4wMrmpGOYPfPqRmz 7w6Vzgrt36F+g== From: Arnd Bergmann To: Andrew Morton , linux-kernel@vger.kernel.org, Masahiro Yamada , linux-kbuild@vger.kernel.org Cc: Arnd Bergmann , Matt Turner , Vineet Gupta , Russell King , Catalin Marinas , Will Deacon , Steven Rostedt , Masami Hiramatsu , Mark Rutland , Guo Ren , Peter Zijlstra , Ard Biesheuvel , Huacai Chen , Greg Ungerer , Michal Simek , Thomas Bogendoerfer , Dinh Nguyen , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Geoff Levand , Palmer Dabbelt , Heiko Carstens , John Paul Adrian Glaubitz , "David S. Miller" , Andy Lutomirski , Thomas Gleixner , Ingo Molnar , x86@kernel.org, Helge Deller , Sudip Mukherjee , Greg Kroah-Hartman , Timur Tabi , Kent Overstreet , David Woodhouse , "Naveen N. Rao" , Anil S Keshavamurthy , Kees Cook , Vincenzo Frascino , Juri Lelli , Vincent Guittot , Nathan Chancellor , Nick Desaulniers , Nicolas Schier , Al Viro , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-trace-kernel@vger.kernel.org, linux-csky@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, netdev@vger.kernel.org, linux-parisc@vger.kernel.org, linux-usb@vger.kernel.org, linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-bcachefs@vger.kernel.org, linux-mtd@lists.infradead.org Subject: [PATCH 14/22] arch: add missing prepare_ftrace_return() prototypes Date: Wed, 8 Nov 2023 13:58:35 +0100 Message-Id: <20231108125843.3806765-15-arnd@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231108125843.3806765-1-arnd@kernel.org> References: <20231108125843.3806765-1-arnd@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231108_050233_003582_D9AFD95B X-CRM114-Status: GOOD ( 16.55 ) X-Spam-Score: -2.7 (--) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: From: Arnd Bergmann The prototype for prepare_ftrace_return() is architecture specific and can't be in a global header. Since it's normally called from assembly, it doesn't really need a prototype, but we get a warning i [...] Content analysis details: (-2.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [145.40.68.75 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.2 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: Arnd Bergmann The prototype for prepare_ftrace_return() is architecture specific and can't be in a global header. Since it's normally called from assembly, it doesn't really need a prototype, but we get a warning if it's missing: arch/csky/kernel/ftrace.c:147:6: error: no previous prototype for 'prepare_ftrace_return' [-Werror=missing-prototypes] arch/microblaze/kernel/ftrace.c:22:6: error: no previous prototype for 'prepare_ftrace_return' [-Werror=missing-prototypes] arch/mips/kernel/ftrace.c:305:6: error: no previous prototype for 'prepare_ftrace_return' [-Werror=missing-prototypes] Add the prototypes for the three architectures that don't already have one in asm/ftrace.h. Signed-off-by: Arnd Bergmann --- arch/csky/include/asm/ftrace.h | 4 ++++ arch/microblaze/include/asm/ftrace.h | 1 + arch/mips/include/asm/ftrace.h | 4 ++++ 3 files changed, 9 insertions(+) diff --git a/arch/csky/include/asm/ftrace.h b/arch/csky/include/asm/ftrace.h index 9b86341731b6..fd215c38ef27 100644 --- a/arch/csky/include/asm/ftrace.h +++ b/arch/csky/include/asm/ftrace.h @@ -26,5 +26,9 @@ static inline unsigned long ftrace_call_adjust(unsigned long addr) struct dyn_arch_ftrace { }; + +void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr, + unsigned long frame_pointer); + #endif /* !__ASSEMBLY__ */ #endif /* __ASM_CSKY_FTRACE_H */ diff --git a/arch/microblaze/include/asm/ftrace.h b/arch/microblaze/include/asm/ftrace.h index 6a92bed37794..4ca38b92a3a2 100644 --- a/arch/microblaze/include/asm/ftrace.h +++ b/arch/microblaze/include/asm/ftrace.h @@ -10,6 +10,7 @@ #ifndef __ASSEMBLY__ extern void _mcount(void); extern void ftrace_call_graph(void); +void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr); #endif #ifdef CONFIG_DYNAMIC_FTRACE diff --git a/arch/mips/include/asm/ftrace.h b/arch/mips/include/asm/ftrace.h index db497a8167da..dc025888f6d2 100644 --- a/arch/mips/include/asm/ftrace.h +++ b/arch/mips/include/asm/ftrace.h @@ -85,6 +85,10 @@ struct dyn_arch_ftrace { }; #endif /* CONFIG_DYNAMIC_FTRACE */ + +void prepare_ftrace_return(unsigned long *parent_ra_addr, unsigned long self_ra, + unsigned long fp); + #endif /* __ASSEMBLY__ */ #endif /* CONFIG_FUNCTION_TRACER */ #endif /* _ASM_MIPS_FTRACE_H */