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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 02D2EC32771 for ; Sat, 4 Jan 2020 03:37:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C5927217F4 for ; Sat, 4 Jan 2020 03:37:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578109067; bh=IBG7E2GJGbsNjViu333rtmT2J38bDQmsbxsfWNMJyGc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=cUjXRq+d/vBmD/kraQOAGAhpYaOssIaAK5ANKC8mhtOOyBw6RNQXf4SPJfZcH+6UG +M+viRKvEhYGk31UPw4YIFEM2yH/9E2HaKczujyqtNM62Xtwl8yDhjy/ginP6ZYVAF UWr9Qg8gIiVb4e1G3Dv3Cg0hOEd7alpEmgzajH4g= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727514AbgADDgk (ORCPT ); Fri, 3 Jan 2020 22:36:40 -0500 Received: from mail.kernel.org ([198.145.29.99]:37410 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727533AbgADDge (ORCPT ); Fri, 3 Jan 2020 22:36:34 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 01DAC24653; Sat, 4 Jan 2020 03:36:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578108993; bh=IBG7E2GJGbsNjViu333rtmT2J38bDQmsbxsfWNMJyGc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vhFWat4ziehRmr8odw2hF0ahqRy8BfBYig6Au7c3abyAUq+737zA558P9uhdRNE2i JUtGL5jzJ5Kc/pZyn3PbZxOO2Et2Pc2dPvIwtNJgumJNQtFbGd8/SMNfJnqw3/Q0HN eT4viA6OdLVvTCCzIUC9UEtQuznicH48qCWYCtvw= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Olof Johansson , Paul Walmsley , Sasha Levin , linux-riscv@lists.infradead.org Subject: [PATCH AUTOSEL 5.4 10/10] riscv: export flush_icache_all to modules Date: Fri, 3 Jan 2020 22:36:19 -0500 Message-Id: <20200104033620.10977-10-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200104033620.10977-1-sashal@kernel.org> References: <20200104033620.10977-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Olof Johansson [ Upstream commit 1833e327a5ea1d1f356fbf6ded0760c9ff4b0594 ] This is needed by LKDTM (crash dump test module), it calls flush_icache_range(), which on RISC-V turns into flush_icache_all(). On other architectures, the actual implementation is exported, so follow that precedence and export it here too. Fixes build of CONFIG_LKDTM that fails with: ERROR: "flush_icache_all" [drivers/misc/lkdtm/lkdtm.ko] undefined! Signed-off-by: Olof Johansson Signed-off-by: Paul Walmsley Signed-off-by: Sasha Levin --- arch/riscv/mm/cacheflush.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/mm/cacheflush.c b/arch/riscv/mm/cacheflush.c index 3f15938dec89..c54bd3c79955 100644 --- a/arch/riscv/mm/cacheflush.c +++ b/arch/riscv/mm/cacheflush.c @@ -14,6 +14,7 @@ void flush_icache_all(void) { sbi_remote_fence_i(NULL); } +EXPORT_SYMBOL(flush_icache_all); /* * Performs an icache flush for the given MM context. RISC-V has no direct -- 2.20.1