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 23DAFC433F5 for ; Fri, 26 Nov 2021 14:37:40 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 622376B0074; Fri, 26 Nov 2021 09:37:30 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 5AA0D6B0075; Fri, 26 Nov 2021 09:37:30 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 471956B007B; Fri, 26 Nov 2021 09:37:30 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0027.hostedemail.com [216.40.44.27]) by kanga.kvack.org (Postfix) with ESMTP id 308956B0074 for ; Fri, 26 Nov 2021 09:37:30 -0500 (EST) Received: from smtpin17.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id DE1931827084A for ; Fri, 26 Nov 2021 14:37:19 +0000 (UTC) X-FDA: 78851334156.17.08B4AB0 Received: from vulcan.natalenko.name (vulcan.natalenko.name [104.207.131.136]) by imf13.hostedemail.com (Postfix) with ESMTP id 739071046282 for ; Fri, 26 Nov 2021 14:37:13 +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 AB15ACBFF9E; Fri, 26 Nov 2021 15:37:13 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=natalenko.name; s=dkim-20170712; t=1637937433; 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=XsT7BbzclkZONDz+Xm/rpdBzgDHUBzk2CdDy05rQbSo=; b=uNN95HhG5FAJuTITzs9HHG9rrtIywK9/Q1JzJT4PJAxnDZ/Y2hqZCrFZw6/Y6CfKm21dp/ LPPVA/n4Eg9tAPoIQ65K0zWD0I0sBVhb8moHp4ctgiw1llzjVJHT8wt2liPlztsS6BwvOf G1rbCyZ8s3vV5NYQjyA142oApkbqJiA= 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 v2 0/2] mm/damon: Fix fake /proc/loadavg reports Date: Fri, 26 Nov 2021 15:37:12 +0100 Message-ID: <23071693.Kees4NU7H7@natalenko.name> In-Reply-To: <20211125160830.30153-1-sj@kernel.org> References: <20211125160830.30153-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 739071046282 X-Stat-Signature: 3p79dq71qqcs5a1s544xdh67k75td31z Authentication-Results: imf13.hostedemail.com; dkim=pass header.d=natalenko.name header.s=dkim-20170712 header.b=uNN95HhG; dmarc=pass (policy=reject) header.from=natalenko.name; spf=pass (imf13.hostedemail.com: domain of oleksandr@natalenko.name designates 104.207.131.136 as permitted sender) smtp.mailfrom=oleksandr@natalenko.name X-Rspamd-Server: rspam02 X-HE-Tag: 1637937433-728242 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 =C4=8Dtvrtek 25. listopadu 2021 17:08:28 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 v1 >=20 > (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(-) I'd appreciate if you Cc me as a reporter since I'm going to test this. Thanks. =2D-=20 Oleksandr Natalenko (post-factum)