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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B887AC4332F for ; Tue, 5 Apr 2022 23:18:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1573453AbiDEW74 (ORCPT ); Tue, 5 Apr 2022 18:59:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53874 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354247AbiDEKMi (ORCPT ); Tue, 5 Apr 2022 06:12:38 -0400 Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AD0875D5E5; Tue, 5 Apr 2022 02:59:27 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id 1C4A0CE1C9D; Tue, 5 Apr 2022 09:59:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F541C385A3; Tue, 5 Apr 2022 09:59:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649152764; bh=+meF9PkKtpTanUbYRtKk8E3df2KpV2NIkMy3Tats4EA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GZnkvJe5at6W2eecfZfGUhu7xeiky2bwaVMsQctIeLzOEpb/LLI74QbJPtUYRJuVV kxnxMDrk6i2YZGqWJfx5Khh7aivLtgFwNnXLHFxFhMN7iU40xU4nPE3vCK/n4g1S3e +D5qGcYOazFPMrPYD2Hdk2mIPXbfP+o8PeUvHC94= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Will Deacon Subject: [PATCH 5.15 867/913] arm64: mm: Drop const from conditional arm64_dma_phys_limit definition Date: Tue, 5 Apr 2022 09:32:09 +0200 Message-Id: <20220405070405.812254309@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220405070339.801210740@linuxfoundation.org> References: <20220405070339.801210740@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Will Deacon commit 770093459b9b333380aa71f2c31c60b14895c1df upstream. Commit 031495635b46 ("arm64: Do not defer reserve_crashkernel() for platforms with no DMA memory zones") introduced different definitions for 'arm64_dma_phys_limit' depending on CONFIG_ZONE_DMA{,32} based on a late suggestion from Pasha. Sadly, this results in a build error when passing W=1: | arch/arm64/mm/init.c:90:19: error: conflicting type qualifiers for 'arm64_dma_phys_limit' Drop the 'const' for now and use '__ro_after_init' consistently. Link: https://lore.kernel.org/r/202203090241.aj7paWeX-lkp@intel.com Link: https://lore.kernel.org/r/CA+CK2bDbbx=8R=UthkMesWOST8eJMtOGJdfMRTFSwVmo0Vn0EA@mail.gmail.com Fixes: 031495635b46 ("arm64: Do not defer reserve_crashkernel() for platforms with no DMA memory zones") Signed-off-by: Will Deacon Signed-off-by: Greg Kroah-Hartman --- arch/arm64/mm/init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -87,7 +87,7 @@ EXPORT_SYMBOL(memstart_addr); #if IS_ENABLED(CONFIG_ZONE_DMA) || IS_ENABLED(CONFIG_ZONE_DMA32) phys_addr_t __ro_after_init arm64_dma_phys_limit; #else -const phys_addr_t arm64_dma_phys_limit = PHYS_MASK + 1; +phys_addr_t __ro_after_init arm64_dma_phys_limit = PHYS_MASK + 1; #endif #ifdef CONFIG_KEXEC_CORE