From patchwork Thu Sep 26 02:29:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kefeng Wang X-Patchwork-Id: 11161821 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4FB1F924 for ; Thu, 26 Sep 2019 02:13:25 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 2D591222BD for ; Thu, 26 Sep 2019 02:13:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kmsCl9of" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2D591222BD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+patchwork-linux-riscv=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=zPKj86uRrML0nS3myD3nThGKcaW+fXvQ6QY0HrgYlN4=; b=kmsCl9ofA3QoAJ QH8fLR6AwL1cmWhHGJHY/HQLDDtSLrgb/VrHIPHTnLsluiAS1dGzUXz7QSeaVVc3/qwJkr4ZjUid1 z7oCk5npo3i/dWbiVkwualP7BRwcb7jR3U8ODbNGcDAmgYlETDlV0xzK+wbxVwPbTkIOwNZVfnZn2 K9/qoRYSJnJSNF14fEbYDhc/vyG7lPROZxwXU1Xs8n95jsSV/tsnVsQI4VPDTDwG/+vegYRNhBETl xNOYq7ZOiaYsz2dDqJJD3JWBpYiGnaFb2pcWLTVUKfYYEcZ4y6CYpz2cHpiK4YQvhcTWA6txcbYGw cvCBTnP7Vcuqh6Y0qxFQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iDJHK-0007DG-Hc; Thu, 26 Sep 2019 02:13:10 +0000 Received: from szxga07-in.huawei.com ([45.249.212.35] helo=huawei.com) by bombadil.infradead.org with esmtps (Exim 4.92.2 #3 (Red Hat Linux)) id 1iDJHH-0007Ca-7R for linux-riscv@lists.infradead.org; Thu, 26 Sep 2019 02:13:08 +0000 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 7D8DB27A7017405A031A; Thu, 26 Sep 2019 10:13:00 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.439.0; Thu, 26 Sep 2019 10:12:54 +0800 From: Kefeng Wang To: , , "Palmer Dabbelt" Subject: [PATCH] riscv: move flush_icache_range/user_range() after flush_icache_all() Date: Thu, 26 Sep 2019 10:29:38 +0800 Message-ID: <20190926022938.58568-1-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190925_191307_449761_8AC1AE48 X-CRM114-Status: UNSURE ( 6.92 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [45.249.212.35 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kefeng Wang , Albert Ou , Paul Walmsley Sender: "linux-riscv" Errors-To: linux-riscv-bounces+patchwork-linux-riscv=patchwork.kernel.org@lists.infradead.org When build lkdtm module, which used flush_icache_range(), error occurred, ERROR: "flush_icache_all" [drivers/misc/lkdtm/lkdtm.ko] undefined! Fix it. Cc: Paul Walmsley Cc: Palmer Dabbelt Cc: Albert Ou Signed-off-by: Kefeng Wang --- arch/riscv/include/asm/cacheflush.h | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/arch/riscv/include/asm/cacheflush.h b/arch/riscv/include/asm/cacheflush.h index 555b20b11dc3..f6ec26589620 100644 --- a/arch/riscv/include/asm/cacheflush.h +++ b/arch/riscv/include/asm/cacheflush.h @@ -80,13 +80,6 @@ static inline void flush_dcache_page(struct page *page) clear_bit(PG_dcache_clean, &page->flags); } -/* - * RISC-V doesn't have an instruction to flush parts of the instruction cache, - * so instead we just flush the whole thing. - */ -#define flush_icache_range(start, end) flush_icache_all() -#define flush_icache_user_range(vma, pg, addr, len) flush_icache_all() - #ifndef CONFIG_SMP #define flush_icache_all() local_flush_icache_all() @@ -99,6 +92,13 @@ void flush_icache_mm(struct mm_struct *mm, bool local); #endif /* CONFIG_SMP */ +/* + * RISC-V doesn't have an instruction to flush parts of the instruction cache, + * so instead we just flush the whole thing. + */ +#define flush_icache_range(start, end) flush_icache_all() +#define flush_icache_user_range(vma, pg, addr, len) flush_icache_all() + /* * Bits in sys_riscv_flush_icache()'s flags argument. */