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 DE857FEE4C6 for ; Sat, 28 Feb 2026 05:37:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=pPKu8pyhkInpX09bIAbmlPH+OLoaLy8SUm0nQHgk8LI=; b=MivcV/g1P4+6/lWd+/+ncEPLCC zg5S3CALGNxITkQRxj47HSZLLrmYSpeFecG6tDjruQj8gHOTJrd7/DRwMQGofnEPRlldLeiImBYaB /P5pHEEZmfTkBcAdVsWYpTmrg/0A+Fue36Rgb6AtH4y+cIzYCyikEU4YfYgyWaBU82cadttc4C6K7 1iPL5htcGjjJni8AiQFkFKRp9eaojWUqTQq+vgXJgfd4GBA7vaxStEgTTgVT0XpBHYRpxWRNCADNh Fkua6vudA4mCCAySWt1btGKyqyVet2Vq52NAGkIwmTvO6wwJ6GcEKeEdag8vkPaiFkU3E5tk9Nj5u u3IBoboA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vwD1H-00000009WO5-3bWz; Sat, 28 Feb 2026 05:37:39 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vwD1E-00000009WNZ-26y7; Sat, 28 Feb 2026 05:37:37 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 555454064C; Sat, 28 Feb 2026 05:37:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BE76EC116D0; Sat, 28 Feb 2026 05:37:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772257055; bh=eqLNM+it9jPNWRs+scO49PSKMIRVyGiqn9NcqSlCp7w=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=vJAxXZ8Kz5WRI3FAqQiiWltyd3uQ9vRfiXCgBQwT4V+lApPXGfBKpNyhyElFSuB3u XB4VENMAfKNQt4jt5mepYgezGyP/JFcan/V5g78ruKQj4Ji3BOedSoLRvaGOzY6b7q Mc5XWWLUQF0PcVSlTTmo7S7Zck6GQKRu3zWFaP+B5XItpiitYzcZpUfca6qi8XUfOd 6vh1cIQZcaLVpiV5n3ZguAWWWmPlxPcj2Nj9plSsomBCSSLqZZekWhAfjQ2YeYW7iu rDzWS5l+PL0z3I+4kxGk4sYmPecb+wzM6vyPcl7Y9d2Uxa1CYls2Am5BPUZnt/qH5z mB77YqO/RTn8A== Date: Fri, 27 Feb 2026 21:37:30 -0800 From: Eric Biggers To: Christoph Hellwig Cc: Andrew Morton , Richard Henderson , Matt Turner , Magnus Lindholm , Russell King , Catalin Marinas , Will Deacon , Huacai Chen , WANG Xuerui , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , "David S. Miller" , Andreas Larsson , Richard Weinberger , Anton Ivanov , Johannes Berg , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Herbert Xu , Dan Williams , Chris Mason , David Sterba , Arnd Bergmann , Song Liu , Yu Kuai , Li Nan , linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, 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, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, linux-crypto@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-arch@vger.kernel.org, linux-raid@vger.kernel.org Subject: Re: [PATCH 15/25] riscv: move the XOR code to lib/raid/ Message-ID: <20260228053730.GE65277@quark> References: <20260226151106.144735-1-hch@lst.de> <20260226151106.144735-16-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260226151106.144735-16-hch@lst.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260227_213736_573619_A975CDCD X-CRM114-Status: GOOD ( 12.54 ) X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org On Thu, Feb 26, 2026 at 07:10:27AM -0800, Christoph Hellwig wrote: > Move the optimized XOR into lib/raid and include it it in xor.ko > instead of always building it into the main kernel image. > > Signed-off-by: Christoph Hellwig > --- > arch/riscv/include/asm/xor.h | 54 +------------------ > arch/riscv/lib/Makefile | 1 - > lib/raid/xor/Makefile | 1 + > lib/raid/xor/riscv/xor-glue.c | 56 ++++++++++++++++++++ > {arch/riscv/lib => lib/raid/xor/riscv}/xor.S | 0 The EXPORT_SYMBOL() statements in xor.S can be removed, since the functions are now located in the same module as their callers. - Eric