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,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 F3D21C43387 for ; Fri, 18 Jan 2019 14:04:58 +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 C160720652 for ; Fri, 18 Jan 2019 14:04:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="sqrUt+Er" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C160720652 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+infradead-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.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: 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: List-Owner; bh=8dfJpd83e3FiXZohR/5U4tNgbc101GZZH0v0g01vVP8=; b=sqrUt+ErYm+5b9 rXthA0OvRSZPm/xXN3kWg+ZmYWzpKG35jMxN9kWL+A20pgxRax0pDDE2u5jBKG6VsDzhdDnTj0QSD KfPg77KpM5drkR0GNfN4TB5JaL4CNHkzRiFZu1XGzgWASgAhx1UeUghf0AmtU/X4qfhgM96N/6xh4 xKm6ZCydw4rgujZ6tgUYyg2h+hQA3wvhvVT2MHHu1L0QEZhohFBSek62CfjNGgarBiUE5jFCcBmM/ SnkWuUGZPHjnxjBzpQOdB2JNd7/Xu5VXj6PYKJ2kWwxBnsERoteu5FKxKHvoJtsoSieo4yDIjZ/0J pBVkZbYMLbjjbFbIDwiw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gkUlT-0004tY-Ca; Fri, 18 Jan 2019 14:04:55 +0000 Received: from mail-lf1-f65.google.com ([209.85.167.65]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gkUlI-0004hn-3e for linux-riscv@lists.infradead.org; Fri, 18 Jan 2019 14:04:47 +0000 Received: by mail-lf1-f65.google.com with SMTP id y14so10548337lfg.13 for ; Fri, 18 Jan 2019 06:04:42 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=cVF/+rdzQVmDvcOxbIn7hLVP8/m/t64C/jXS8/amg08=; b=VpxiQbDCyywb6TypVz3rjfaffyt6P98xM3a0GszbiHUxrX4FyB5XWhPbV4jSIxCOY0 vlmm35ls7dpq15tbQrOdCWV5ifWrEv//gLO7far5kuXMpa9+HXJMNY/Sm3g8rfdfoETz ds86Z3EtYl2elMHisqoHFqIlRex03eGRt4LtocvK4XEuJTNATzXAXSbCTBaFQvAc9fUf 59xAtcwanUpZGJc3+9wCkUrtVcppCWZBxCyKxo/vnyUmWAuNqPJ9kT5h0WkzIdmn7nQH oM9AEEgURc+2pig3yNOr0LLoAUvw1nk3S6fbFUb+R0GXvJbXuaYXM01TnvYo7CV7GqB5 kl8Q== X-Gm-Message-State: AJcUukeLpD+p9u48jl7wEl23GCzJZRLWfOljlsBeTEaJ0g+rkz1lYupo gYAw0DUNv7pP7HvGWQGBquI= X-Google-Smtp-Source: ALg8bN5VHtjHufGJDP70XS1DLwgcclDu4iucZkN6BBJ2OgpQrlnqRayI53u2/+HkbgEl4GhkgbfLrw== X-Received: by 2002:a19:a9d2:: with SMTP id s201mr12312768lfe.154.1547820281063; Fri, 18 Jan 2019 06:04:41 -0800 (PST) Received: from xi.terra (c-74bee655.07-184-6d6c6d4.bbcust.telenor.se. [85.230.190.116]) by smtp.gmail.com with ESMTPSA id d10sm816549lfa.71.2019.01.18.06.04.35 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 18 Jan 2019 06:04:39 -0800 (PST) Received: from johan by xi.terra with local (Exim 4.91) (envelope-from ) id 1gkUlB-0002WA-Gq; Fri, 18 Jan 2019 15:04:37 +0100 From: Johan Hovold To: Palmer Dabbelt Subject: [PATCH 5/5] riscv: use for_each_of_cpu_node iterator Date: Fri, 18 Jan 2019 15:03:08 +0100 Message-Id: <20190118140308.9599-6-johan@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190118140308.9599-1-johan@kernel.org> References: <20190118140308.9599-1-johan@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190118_060444_226721_3B2F8C55 X-CRM114-Status: GOOD ( 11.92 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Albert Ou , Andreas Schwab , linux-kernel@vger.kernel.org, Johan Hovold , Atish Patra , Anup Patel , linux-riscv@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org Use the new for_each_of_cpu_node() helper to iterate over cpu nodes instead of open coding. Note that this will allow matching also on the node name instead of the (for FDT) deprecated device_type property. Signed-off-by: Johan Hovold --- arch/riscv/kernel/cpufeature.c | 5 +++-- arch/riscv/kernel/smpboot.c | 4 ++-- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c index 4891fd62b95e..e7a4701f0256 100644 --- a/arch/riscv/kernel/cpufeature.c +++ b/arch/riscv/kernel/cpufeature.c @@ -28,7 +28,7 @@ bool has_fpu __read_mostly; void riscv_fill_hwcap(void) { - struct device_node *node = NULL; + struct device_node *node; const char *isa; size_t i; static unsigned long isa2hwcap[256] = {0}; @@ -46,9 +46,10 @@ void riscv_fill_hwcap(void) * We don't support running Linux on hertergenous ISA systems. For * now, we just check the ISA of the first "okay" processor. */ - while ((node = of_find_node_by_type(node, "cpu"))) + for_each_of_cpu_node(node) { if (riscv_of_processor_hartid(node) >= 0) break; + } if (!node) { pr_warn("Unable to find \"cpu\" devicetree entry\n"); return; diff --git a/arch/riscv/kernel/smpboot.c b/arch/riscv/kernel/smpboot.c index 18cda0e8cf94..6e2813257e03 100644 --- a/arch/riscv/kernel/smpboot.c +++ b/arch/riscv/kernel/smpboot.c @@ -50,12 +50,12 @@ void __init smp_prepare_cpus(unsigned int max_cpus) void __init setup_smp(void) { - struct device_node *dn = NULL; + struct device_node *dn; int hart; bool found_boot_cpu = false; int cpuid = 1; - while ((dn = of_find_node_by_type(dn, "cpu"))) { + for_each_of_cpu_node(dn) { hart = riscv_of_processor_hartid(dn); if (hart < 0) continue; -- 2.20.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv