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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 89E98ECE57E for ; Mon, 9 Sep 2024 09:29:42 +0000 (UTC) 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:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=hB9g9/TYmf/rWHze4dIwKldSgvuOHP/4/xMrhoP2E+M=; b=bKN+HhEhet1c8a 3zU4eLBbYf3BpTPsEIPwS+LTMPFkuWw6WY+/JsYhF+DOg0xC7lfZXhJMOrHarX8KfVYWpI5+n5Bjo KpoU8+UqBbGrtuv9C+j8rqINridtQk/wAxTNZViNM3yMLOiTYObMV+4tKIhCNAgrn/ncy4+KYFFZp 3AwIiHIn18WdPepj81TwYvbs6/rcxMt5ie6SA5oXi5g7KIo+2zoGMeZ2Ko3mAa4MANroq16/q/MXP /w0Ji/knHUOzqEx6ckaM2oRoLI3pjMu+azWfj2yUIuJc0bYsiXO3iRbWGhigNORDMre1Qaw5//R0N QtVQzWqOfUs/zQQLLDQw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1snaiI-00000001Jfi-2l4o; Mon, 09 Sep 2024 09:29:38 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1snaiG-00000001JdG-2Ibo; Mon, 09 Sep 2024 09:29:36 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=f16Hum48X2/PRv+OYRnrqWvXhbLKUUXP4MBg4DPZdlQ=; b=PHcK1SUWaNK+mGL/l3LU81VEdD D9nBb1lF9fC+k5KduxINliKCuQNtwOV9r3VV7JhDFojWrMZqtjtzwsWQR7ymjqHMdZK4/Tzo1krQG l72L0TWbRaFKsNxIJEvL02K4akN/vihdxELVqTsQPMZh102jhI0PE6Yrqkpm+R5bTxUWvCjPykmtq WlbddJH0odsLTU/9pMOdxn+PkTNa49n7N5ZvM4UD0maObK3Zd9qj9kNJXbjqHQeNmT1JTuolvrtNi Vpta2pPXprvf8lrp/xLulCdRHeE9tzU/AQ/jRdr1yi09xwhjfkgynp4ly+k7LQoKGQqGefX9PFflQ rxIuTYAw==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.98 #2 (Red Hat Linux)) id 1snai3-0000000AlXL-0vBQ; Mon, 09 Sep 2024 09:29:24 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 80F5330047C; Mon, 9 Sep 2024 11:29:23 +0200 (CEST) Date: Mon, 9 Sep 2024 11:29:23 +0200 From: Peter Zijlstra To: Mike Rapoport Cc: Andrew Morton , Andreas Larsson , Andy Lutomirski , Arnd Bergmann , Borislav Petkov , Brian Cain , Catalin Marinas , Christoph Hellwig , Christophe Leroy , Dave Hansen , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , Helge Deller , Huacai Chen , Ingo Molnar , Johannes Berg , John Paul Adrian Glaubitz , Kent Overstreet , "Liam R. Howlett" , Luis Chamberlain , Mark Rutland , Masami Hiramatsu , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Oleg Nesterov , Palmer Dabbelt , Richard Weinberger , Russell King , Song Liu , Stafford Horne , Steven Rostedt , Thomas Bogendoerfer , Thomas Gleixner , Uladzislau Rezki , Vineet Gupta , Will Deacon , bpf@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-modules@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-trace-kernel@vger.kernel.org, linux-um@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, sparclinux@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH v3 6/8] x86/module: perpare module loading for ROX allocations of text Message-ID: <20240909092923.GB4723@noisy.programming.kicks-ass.net> References: <20240909064730.3290724-1-rppt@kernel.org> <20240909064730.3290724-7-rppt@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240909064730.3290724-7-rppt@kernel.org> X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Mon, Sep 09, 2024 at 09:47:28AM +0300, Mike Rapoport wrote: > diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c > index 8da0e66ca22d..563d9a890ce2 100644 > --- a/arch/x86/kernel/ftrace.c > +++ b/arch/x86/kernel/ftrace.c > @@ -654,4 +656,15 @@ void ftrace_graph_func(unsigned long ip, unsigned long parent_ip, > } > #endif > > +void ftrace_swap_func(void *a, void *b, int n) > +{ > + unsigned long t; > + > + WARN_ON_ONCE(n != sizeof(t)); > + > + t = *((unsigned long *)a); > + text_poke_copy(a, b, sizeof(t)); > + text_poke_copy(b, &t, sizeof(t)); > +} This is insane, just force BUILDTIME_MCOUNT_SORT _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv