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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 A59B3C4708E for ; Sat, 29 May 2021 11:06:36 +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 6B2DE6113E for ; Sat, 29 May 2021 11:06:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6B2DE6113E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :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=JYHWkHdbJ1EbHUtkYQrXVoHdNTcUhpjImzyxxBgaXOk=; b=BwhIq859n423Eh 6IQwh8KY+iz0VL3wwnssvN1F0vUDwbp3KsQNP7/rkFRH1HCEedcl/HSWQoNk4sDBKsBpEK9vXiYcC BBrLgOK7Cl2Z3uaByjxMPKfDh90JaJSLEepFymuwK3AnXIzT5yiQ4646nsRskk2zwDmwv/rtW7RrX BIFmOgae6B5Fu+yG/dQTxLd21JkRQC+C2mMibknxMWgQ7tCRZopDrDwmQoQ/ehkVFsM5XS1upPCuJ YZHyly3t1qhGQes8oZuWZuKThxad0YCHe1nR3Wwl63bXpEdfHBn5B462x1vdHKQjGx7M1bCoIa3la bbob9g+AIscbqfJAfXIQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lmwnJ-00541W-2v; Sat, 29 May 2021 11:06:17 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lmwnG-0053yh-6T for linux-riscv@lists.infradead.org; Sat, 29 May 2021 11:06:15 +0000 Received: from dggemv711-chm.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Fsdvj0w3gzYp5r; Sat, 29 May 2021 19:03:29 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggemv711-chm.china.huawei.com (10.1.198.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Sat, 29 May 2021 19:06:08 +0800 Received: from localhost.localdomain.localdomain (10.175.113.25) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Sat, 29 May 2021 19:06:07 +0800 From: Kefeng Wang To: CC: Kefeng Wang , Palmer Dabbelt , Paul Walmsley , "Palmer Dabbelt" Subject: [PATCH] riscv: mm: Use better bitmap_zalloc() Date: Sat, 29 May 2021 19:15:34 +0800 Message-ID: <20210529111534.186534-1-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210529_040614_431019_11E02D34 X-CRM114-Status: UNSURE ( 8.47 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Use better bitmap_zalloc() to allocate bitmap. Cc: Palmer Dabbelt Cc: Paul Walmsley Cc: Palmer Dabbelt Cc: linux-riscv@lists.infradead.org Signed-off-by: Kefeng Wang --- arch/riscv/mm/context.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/riscv/mm/context.c b/arch/riscv/mm/context.c index 83e7ae37675a..2aba0a6343d9 100644 --- a/arch/riscv/mm/context.c +++ b/arch/riscv/mm/context.c @@ -243,8 +243,7 @@ static int asids_init(void) if (num_asids > (2 * num_possible_cpus())) { atomic_long_set(¤t_version, num_asids); - context_asid_map = kcalloc(BITS_TO_LONGS(num_asids), - sizeof(*context_asid_map), GFP_KERNEL); + context_asid_map = bitmap_zalloc(num_asids, GFP_KERNEL); if (!context_asid_map) panic("Failed to allocate bitmap for %lu ASIDs\n", num_asids); -- 2.26.2 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv