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=-9.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT 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 4AF5DC2F421 for ; Mon, 21 Jan 2019 16:24:25 +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 1587321019 for ; Mon, 21 Jan 2019 16:24:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="K7WXW2FF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1587321019 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=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:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6wYNuUc+3mmYizVGRFvvqPZrFqXFv1lWSNhRUCMMi5o=; b=K7WXW2FFXQs+sO XcoUkkBr7T9ijEN/3OriFoYC17lkhva8wFFQd2xn9p+eE9WG/o7ZqxSVTn+pR0QXehZ4h7xG6qctB QERJjza21boIzBeSBV5F7/NBF461loOUNjogOXQvdafHfvzhQWN/DVs6Y00y1awmVxkmlOA+DSggE nfRD7/TXBa+JgCDyG7YmA5WYIJC3v6qFjWRMEL50MtsH08kyWy5lXruvTUtGSYyuiNeXlkSXa0aUU 4dBsTNzcifD6j7N0IlzLur9cTSPCslpTB5EZO0fKgP0Kic9byPIyhDeUo2hkGhuLTdyQ3QUspcU3O sEYIMCnFeBro14BLPUpA==; 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 1glcN5-0007sb-5S; Mon, 21 Jan 2019 16:24:23 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1glcN1-0007sB-PF for linux-arm-kernel@lists.infradead.org; Mon, 21 Jan 2019 16:24:21 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 50118EBD; Mon, 21 Jan 2019 08:24:19 -0800 (PST) Received: from arrakis.emea.arm.com (arrakis.cambridge.arm.com [10.1.196.113]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 859803F614; Mon, 21 Jan 2019 08:24:18 -0800 (PST) Date: Mon, 21 Jan 2019 16:24:16 +0000 From: Catalin Marinas To: Mark Rutland Subject: Re: [PATCH] arm64: defaults NR_CPUS to 256 Message-ID: <20190121162415.GF29504@arrakis.emea.arm.com> References: <20190114114125.10972-1-mark.rutland@arm.com> <20190114115035.GA13490@fuggles.cambridge.arm.com> <20190114120031.GB10258@lakrids.cambridge.arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190114120031.GB10258@lakrids.cambridge.arm.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190121_082419_827878_B09D7572 X-CRM114-Status: GOOD ( 18.99 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Jan 14, 2019 at 12:00:33PM +0000, Mark Rutland wrote: > On Mon, Jan 14, 2019 at 11:50:35AM +0000, Will Deacon wrote: > > On Mon, Jan 14, 2019 at 11:41:25AM +0000, Mark Rutland wrote: > > > There are shipping arm64 platforms with 256 hardware threads. So that we > > > can make use of these with defconfig, bump the arm64 default NR_CPUS to > > > 256. > > > > > > At the same time, drop a redundant comment. We only have one default for > > > NR_CPUS, so there's nothing to sort. > > > > > > Signed-off-by: Mark Rutland > > > Cc: Catalin Marinas > > > Cc: Will Deacon > > > --- > > > arch/arm64/Kconfig | 3 +-- > > > 1 file changed, 1 insertion(+), 2 deletions(-) > > > > > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > > > index a4168d366127..4cad67b9ec0a 100644 > > > --- a/arch/arm64/Kconfig > > > +++ b/arch/arm64/Kconfig > > > @@ -792,8 +792,7 @@ config SCHED_SMT > > > config NR_CPUS > > > int "Maximum number of CPUs (2-4096)" > > > range 2 4096 > > > - # These have to remain sorted largest to smallest > > > - default "64" > > > + default "256" > > > > Acked-by: Will Deacon > > Cheers! > > Catalin, assuming you'll pick this up, could you please correct the > title with s/defaults/default/ ? > > ... or if you prefer, I can resend with that corrected. Queued for 5.1 (with title corrected). Thanks. -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel