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=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 175DCC6786F for ; Thu, 1 Nov 2018 17:54:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CDC5E2064C for ; Thu, 1 Nov 2018 17:54:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=sifive.com header.i=@sifive.com header.b="ALmFqLJm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CDC5E2064C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=sifive.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728032AbeKBC6u (ORCPT ); Thu, 1 Nov 2018 22:58:50 -0400 Received: from mail-pl1-f193.google.com ([209.85.214.193]:36679 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727417AbeKBC6t (ORCPT ); Thu, 1 Nov 2018 22:58:49 -0400 Received: by mail-pl1-f193.google.com with SMTP id w24-v6so1080693plq.3 for ; Thu, 01 Nov 2018 10:54:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=date:subject:in-reply-to:cc:from:to:message-id:mime-version :content-transfer-encoding; bh=xfaHN79ex2Wr+Aa6snj5pZBSVlURtG42kIKXYmk9NYc=; b=ALmFqLJm9tUCTwEpu+w3HkgzbBXM6eOlXVSK6UnGRkwgwFCUfssCMly/4D8vRNvbKm S8mo7sP93+DRtceMw5b+Y/mGnCAyVkpen5PDBZxar7l7TW9DeyD6vAPgad8wshumuxzZ BhOIyxl76f88Z2KbvcbiWZQ+ao+bIN89HY1HufyfrVR1+eWn+1Hj1O8yf8FQHo6rkbd1 7P9nuziE99L9sxB25XD3mR/CNh+DKngU4d6RlTjBIvKOF/0GCPsBgQD/KMJejaNWCp0N BvEoc/bAbagYT3AzNWRc0KVK17iUcHbRTJT3hCU3a2wZnaV/e8HH9oaGeyrxrxw5WCaS hlSw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:subject:in-reply-to:cc:from:to:message-id :mime-version:content-transfer-encoding; bh=xfaHN79ex2Wr+Aa6snj5pZBSVlURtG42kIKXYmk9NYc=; b=bVL2n5Hkbhw7PMIDfcdx1VytcpmBxSgwBUm5qFTKyFbjTbByi+gWQgBRp1YO/lI3iH JnIK4gu8L+4qE/1qER0l+f+3Dn6+KV13ynYMGEE1WokzBi+eT+gzhRwKNIfM6iEeoYfd I7oHj1bcn3yRkvZ0eeeZc3Gyy35ExqIHJSAygsfsTwQAQsaNAwJkm8sso7SBA6UQyiZU ReywMwlWk9n8R0KNDpH+LB1w7Agl/CUjPJoEjhUfiRBP0a44KsVWNRM/TjCzl8mU6mCX 51Lo4Z1IQyWk/vFxSumXeLCQNS2G9IK3KqL/lvFShMGH2babUZuZaw8J+Px17wjnEVMw FtDw== X-Gm-Message-State: AGRZ1gIKMyemU2wH4iXrBkibi/4fB7eTeDOjjzxgvfJz/mmkuTPRWetm +PtwXP5HLC0QO+jm9EIhbI3OJA== X-Google-Smtp-Source: AJdET5eE/znqCSQRZmJHzFeLG/xzBozxNF1yLJbPKGzIZSnzV0P90ZpHrRLSe+sYE64sksuYWjrcdA== X-Received: by 2002:a17:902:7045:: with SMTP id h5-v6mr8514883plt.211.1541094888775; Thu, 01 Nov 2018 10:54:48 -0700 (PDT) Received: from localhost ([12.206.222.5]) by smtp.gmail.com with ESMTPSA id g3-v6sm9245166pgr.40.2018.11.01.10.54.47 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 01 Nov 2018 10:54:47 -0700 (PDT) Date: Thu, 01 Nov 2018 10:54:47 -0700 (PDT) X-Google-Original-Date: Thu, 01 Nov 2018 10:54:29 PDT (-0700) Subject: Re: [PATCH v2 2/2] RISC-V: defconfig: Enable printk timestamps In-Reply-To: <20181101051033.10089-2-anup@brainfault.org> CC: aou@eecs.berkeley.edu, Olof Johansson , atish.patra@wdc.com, Christoph Hellwig , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, anup@brainfault.org From: Palmer Dabbelt To: anup@brainfault.org Message-ID: Mime-Version: 1.0 (MHng) Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 31 Oct 2018 22:10:33 PDT (-0700), anup@brainfault.org wrote: > The printk timestamps are very useful information to visually see > where kernel is spending time during boot. It also helps us see > the timing of hotplug events at runtime. > > This patch enables printk timestamps in RISC-V defconfig so that > we have it enabled by default (similar to other architectures > such as x86_64, arm64, etc). > > Signed-off-by: Anup Patel > Acked-by: Olof Johansson > --- > arch/riscv/configs/defconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig > index 07fa9ea75fea..ef4f15df9adf 100644 > --- a/arch/riscv/configs/defconfig > +++ b/arch/riscv/configs/defconfig > @@ -76,4 +76,5 @@ CONFIG_NFS_V4_1=y > CONFIG_NFS_V4_2=y > CONFIG_ROOT_NFS=y > CONFIG_CRYPTO_USER_API_HASH=y > +CONFIG_PRINTK_TIME=y > # CONFIG_RCU_TRACE is not set Thanks. Since this is a functional change I'm not going to rush it in, but I think it's OK to go in after rc1 so I'll include it as part of my regularly-scheduled PR next week.