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 3E47B10BA432 for ; Fri, 27 Mar 2026 06:21:58 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4fhrC8727wz3bmH; Fri, 27 Mar 2026 17:21:56 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip="2607:7c80:54:3::133" ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1774592516; cv=none; b=Us2ARBgTSb2gTPqrENIelapcDlc3LYdKJh391ZX2e9e+ny1jLFnpGWp/C+Ixx4VrLsIYEDTavfNw6MFPdB47MryE6cAno8j5J3qCamtI3vN172T3NzdjZsxfL9PYdx2jCsTXpZTDtPgPluoWhrcueSXDPMN+8kMr3u6ox63mi+iPZqpN2ek0W0Hk79Fd6YZIz3anNxx+0/XFVMreUsfNQ4Y9QCopAlsH0Mx34hUO6aAgeRPmAe6gQUs523ij/ZOLEqz/aW3uI/t0yilcyfl1FbDRCpup3z4x9jfPO6zep4aRv63IwGfVn6l4ck0Kam5sg5ASmwS0UxOIfpGglN6h6g== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1774592516; c=relaxed/relaxed; bh=BdVPVlwvvRbu6Ap4c1Yxra64LIHrZ5JEG5D01pyAOLU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=EDSC+GqBiTLYdebjEN8xAGO6BFTEYN3KpOPvpRKycll3X8rNR0BxUXgjvQq4BmfatdrPrBcCqi7+EaQvSbW4zYu5C7t8BOUO2XHzvPjcN/nDsAh5ZxrW8QTsZfFBf6QlLgTBV74xLI2XNG7WizYVtTz8BVQDkSgWauUHbnjtCvhLwIOitiLzxCXml3dMzIqHqbZpkb8PaswIlIde9I4sFVEXOiPk7cSsbANuAV9QiDY3ANZyu+ZJUMlEOLy27QLawZ5Zhl6EC4lhzs1Bw3SJkpgmw64RTMLCjP9fsqmfMkdUzlhWepPDxkMn2NCypO4xmK6vr7aXC3lFV9+75rhHyg== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=fail (p=none dis=none) header.from=lst.de; dkim=pass (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=jbTy0blM; dkim-atps=neutral; spf=none (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=batv+7b1de7ca9b09bfe890a7+8251+infradead.org+hch@bombadil.srs.infradead.org; receiver=lists.ozlabs.org) smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: lists.ozlabs.org; dmarc=fail (p=none dis=none) header.from=lst.de Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=jbTy0blM; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=bombadil.srs.infradead.org (client-ip=2607:7c80:54:3::133; helo=bombadil.infradead.org; envelope-from=batv+7b1de7ca9b09bfe890a7+8251+infradead.org+hch@bombadil.srs.infradead.org; receiver=lists.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 RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4fhrC83MGyz3bmM for ; Fri, 27 Mar 2026 17:21:56 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=BdVPVlwvvRbu6Ap4c1Yxra64LIHrZ5JEG5D01pyAOLU=; b=jbTy0blMsiFJaENxUZ6t4bavnD WuKxRujRYYMfBd53xfMqeVo3T7j6Juqzi4vzIrMVU54dDV+YUM4NRSY2mYt/iQRmPErzlLkH/gp6n niuiI3cbqIw+YC/rrPszrQr8KB375hmfeqqGXCtY6YuVOVlE3u0+9sGehO9w8fSUKWzKvwmkP7QF1 2iqC0VF+WcV+nLC6zA1PJ3Bo/WxsaaF39r4OoCm01kvWTAD5V3sNf7p/Wr7NTIvYP4UbmihWUvYkZ 9dP+cmB7Rjlag5QV9yBKizeG1EK3zapaXp59jHiiItBVnmfNbMIIdstoJR3Qlc35GUnXXoeOGCA3q tv7PUpWA==; Received: from 2a02-8389-2341-5b80-d601-7564-c2e0-491c.cable.dynamic.v6.surfer.at ([2a02:8389:2341:5b80:d601:7564:c2e0:491c] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1w60Zh-00000006mxc-2Jay; Fri, 27 Mar 2026 06:21:41 +0000 From: Christoph Hellwig To: Andrew Morton Cc: Richard Henderson , Matt Turner , Magnus Lindholm , Russell King , Catalin Marinas , Will Deacon , Ard Biesheuvel , 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 , "Theodore Ts'o" , "Jason A. Donenfeld" , 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: [PATCH 18/28] s390: move the XOR code to lib/raid/ Date: Fri, 27 Mar 2026 07:16:50 +0100 Message-ID: <20260327061704.3707577-19-hch@lst.de> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260327061704.3707577-1-hch@lst.de> References: <20260327061704.3707577-1-hch@lst.de> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Move the optimized XOR into lib/raid and include it it in xor.ko instead of unconditionally building it into the main kernel image. Signed-off-by: Christoph Hellwig Acked-by: Heiko Carstens --- arch/s390/lib/Makefile | 2 +- lib/raid/xor/Makefile | 1 + {arch/s390/lib => lib/raid/xor/s390}/xor.c | 2 -- 3 files changed, 2 insertions(+), 3 deletions(-) rename {arch/s390/lib => lib/raid/xor/s390}/xor.c (98%) diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile index f43f897d3fc0..2bf47204f6ab 100644 --- a/arch/s390/lib/Makefile +++ b/arch/s390/lib/Makefile @@ -5,7 +5,7 @@ lib-y += delay.o string.o uaccess.o find.o spinlock.o tishift.o lib-y += csum-partial.o -obj-y += mem.o xor.o +obj-y += mem.o lib-$(CONFIG_KPROBES) += probes.o lib-$(CONFIG_UPROBES) += probes.o obj-$(CONFIG_S390_KPROBES_SANITY_TEST) += test_kprobes_s390.o diff --git a/lib/raid/xor/Makefile b/lib/raid/xor/Makefile index 3a7c887d08ee..3db6c2b2f26a 100644 --- a/lib/raid/xor/Makefile +++ b/lib/raid/xor/Makefile @@ -20,6 +20,7 @@ xor-$(CONFIG_ALTIVEC) += powerpc/xor_vmx.o powerpc/xor_vmx_glue.o xor-$(CONFIG_RISCV_ISA_V) += riscv/xor.o riscv/xor-glue.o xor-$(CONFIG_SPARC32) += sparc/xor-sparc32.o xor-$(CONFIG_SPARC64) += sparc/xor-sparc64.o sparc/xor-sparc64-glue.o +xor-$(CONFIG_S390) += s390/xor.o CFLAGS_arm/xor-neon.o += $(CC_FLAGS_FPU) diff --git a/arch/s390/lib/xor.c b/lib/raid/xor/s390/xor.c similarity index 98% rename from arch/s390/lib/xor.c rename to lib/raid/xor/s390/xor.c index 3bbe21b40e66..acbd268adfc8 100644 --- a/arch/s390/lib/xor.c +++ b/lib/raid/xor/s390/xor.c @@ -7,7 +7,6 @@ */ #include -#include #include #include @@ -133,4 +132,3 @@ struct xor_block_template xor_block_xc = { .do_4 = xor_xc_4, .do_5 = xor_xc_5, }; -EXPORT_SYMBOL(xor_block_xc); -- 2.47.3