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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id C0EB5C433F5 for ; Sat, 27 Nov 2021 13:09:41 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 2EFBB6B0075; Sat, 27 Nov 2021 08:09:31 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 279CA6B0078; Sat, 27 Nov 2021 08:09:31 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0F36F6B007B; Sat, 27 Nov 2021 08:09:31 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0159.hostedemail.com [216.40.44.159]) by kanga.kvack.org (Postfix) with ESMTP id F40746B0075 for ; Sat, 27 Nov 2021 08:09:30 -0500 (EST) Received: from smtpin20.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id AED9B8C5BF for ; Sat, 27 Nov 2021 13:09:20 +0000 (UTC) X-FDA: 78854741280.20.243842B Received: from vulcan.natalenko.name (vulcan.natalenko.name [104.207.131.136]) by imf04.hostedemail.com (Postfix) with ESMTP id 7FAE850000B4 for ; Sat, 27 Nov 2021 13:09:13 +0000 (UTC) Received: from spock.localnet (unknown [83.148.33.151]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by vulcan.natalenko.name (Postfix) with ESMTPSA id DFADCCC4043; Sat, 27 Nov 2021 14:09:14 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=natalenko.name; s=dkim-20170712; t=1638018555; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/UyMvM3QI29OvYkCsq7IIUqH6nCYa7tbR75T/cLDADQ=; b=ZO1GIbanTDXhb+4ooHDQd/B7jvCLahZX9qz1XiOUc8d2lZ8awIhCBm1peK4CwpWIQmI1+W 34brQ+VO5yOAdSdrN+zEJjQDTA2CjkJoJUi5OzOwt1tz3kM64hxzTvTNLLMsgEO8cja/97 ENOxQF8tchpmFQPb994v2m9ZKxI30+A= From: Oleksandr Natalenko To: akpm@linux-foundation.org, SeongJae Park Cc: john.stultz@linaro.org, tglx@linutronix.de, linux-mm@kvack.org, linux-kernel@vger.kernel.org, SeongJae Park Subject: Re: [PATCH v3 0/2] mm/damon: Fix fake /proc/loadavg reports Date: Sat, 27 Nov 2021 14:09:13 +0100 Message-ID: <51190182.RbnaydPRjS@natalenko.name> In-Reply-To: <20211126145015.15862-1-sj@kernel.org> References: <20211126145015.15862-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" X-Stat-Signature: gedfwegq4ath1gusc7m336xr8791gmym X-Rspamd-Queue-Id: 7FAE850000B4 X-Rspamd-Server: rspam07 Authentication-Results: imf04.hostedemail.com; dkim=pass header.d=natalenko.name header.s=dkim-20170712 header.b=ZO1GIban; spf=pass (imf04.hostedemail.com: domain of oleksandr@natalenko.name designates 104.207.131.136 as permitted sender) smtp.mailfrom=oleksandr@natalenko.name; dmarc=pass (policy=reject) header.from=natalenko.name X-HE-Tag: 1638018553-333825 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hello. On p=E1tek 26. listopadu 2021 15:50:13 CET SeongJae Park wrote: > This patchset fixes DAMON's fake load report issue. The first patch > makes yet another variant of usleep_range() for this fix, and the second > patch fixes the issue of DAMON by making it using the newly introduced > function. >=20 > I think these need to be applied on v5.15.y, but the second patch cannot > cleanly applied there as is. I will back-port this on v5.15.y and post > later once this is merged in the mainline. If you think this is not > appropriate for stable tree, please let me know. >=20 > Changelog > --------- >=20 > From v2 > (https://lore.kernel.org/linux-mm/20211125160830.30153-1-sj@kernel.org/) > - Cc Oleksandr (Oleksandr Natalenko) > - Add 'Suggested-by:' for Andrew Morton on the first patch >=20 > From v1 > (https://lore.kernel.org/linux-mm/20211124145219.32866-1-sj@kernel.org/) > - Avoid copy-and-pasting usleep_delay() in DAMON code (Andrew Morton) >=20 > SeongJae Park (2): > timers: Implement usleep_idle_range() > mm/damon/core: Fix fake load reports due to uninterruptible sleeps >=20 > include/linux/delay.h | 14 +++++++++++++- > kernel/time/timer.c | 16 +++++++++------- > mm/damon/core.c | 6 +++--- > 3 files changed, 25 insertions(+), 11 deletions(-) =46or the series: Tested-by: Oleksandr Natalenko Thank you. =2D-=20 Oleksandr Natalenko (post-factum)