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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no 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 945F8C433ED for ; Fri, 16 Apr 2021 20:45:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5A6A8613CD for ; Fri, 16 Apr 2021 20:45:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241620AbhDPUp7 (ORCPT ); Fri, 16 Apr 2021 16:45:59 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:59818 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235547AbhDPUpz (ORCPT ); Fri, 16 Apr 2021 16:45:55 -0400 From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1618605929; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to; bh=K2JEeuNPUyMaF6o07/3L9005UoABxWNubStaoEOOaDc=; b=lS9DbNkN1RKXdl+p+df2IXF7OLFvHm6b9SsjgoIRvp29IRMmD7zI3Zl9641AXMGspwVDm4 N2h2rZ+cWzCVqXOaBwdSKwfUKnIHUSg5ChIv8w/arO6zQ/lVpowHKOrPr1xgoya4Tlw01x ZXUHC2YW7nJRuV8jY0LLdK3BQNyJYyfvbpdB2ehEbhOm0MUhmaICrDxcZ8KpSKkYTl17Oz Kr2Y8kt6btuccHd2V8lrtzE8BbJi81RJcSQuwuQS1L22hLtPOULQipc3kf+urn/jzNEtQz kZbForC9hpqLtAHxKTmhQqy3/tBUi/udD1uEKh9t37FzEdJD/EDNMTGgqmMHIA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1618605929; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to; bh=K2JEeuNPUyMaF6o07/3L9005UoABxWNubStaoEOOaDc=; b=l+vCizgL80KtnSDWe00bSgpGzfv7X/advucn5PZLqCAR+9G5uKEOUnwakqZ9Q02YtYcz9J Aaxo4pB40Y0WESAg== To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, john.stultz@linaro.org, sboyd@kernel.org, corbet@lwn.net, Mark.Rutland@arm.com, maz@kernel.org, kernel-team@fb.com, neeraju@codeaurora.org, ak@linux.intel.com, "Paul E. McKenney" , Chris Mason Subject: Re: [PATCH v8 clocksource 2/5] clocksource: Retry clock read if long delays detected In-Reply-To: <20210414043602.2812981-2-paulmck@kernel.org> Date: Fri, 16 Apr 2021 22:45:28 +0200 Message-ID: <871rbauffb.ffs@nanos.tec.linutronix.de> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 13 2021 at 21:35, Paul E. McKenney wrote: > #define WATCHDOG_INTERVAL (HZ >> 1) > #define WATCHDOG_THRESHOLD (NSEC_PER_SEC >> 4) Didn't we discuss that the threshold is too big ?