From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-172.mta1.migadu.com (out-172.mta1.migadu.com [95.215.58.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 64D34BA27 for ; Wed, 8 May 2024 10:29:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715164163; cv=none; b=YlxR7U/EKHXpIiXPz8s7SpIlBqpzg6Tsvprhl2KEwTOFgI8R/yNUH+TVQBPV1knVqnJAfupj5ylrsx9l+jLM7iGz7jcJ87BmS4mVHuBmmrPBiSxSdGQDQgmhvkbpuqZATNqdW7YG3GAHIhNy42VmeH1maN0o1uYbgAypQePZhLc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715164163; c=relaxed/simple; bh=6hxnY/6kr68Jv4coWbRBirLa5oPBci7/ve/IiJK6WAo=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=dHb7WwmOodRmmwx3wBneWEcDLXXzHyN8MLH2S0+guuiWTA/Dx49iiBnY4YsX2kYGvuuUuowsptiXBuQyALaLQzDYENrxCBHm8R0F1jxhe763OCFBU1QaHaJs/0WbwUy3BelscvjXrfE8pA2Pv0raR+Q4VRRvFYBBBIDwzCnKWTk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=AaMZ6JR6; arc=none smtp.client-ip=95.215.58.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="AaMZ6JR6" Message-ID: <03536b50-d5bb-41f1-8916-2adff05435f2@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1715164159; 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=vVwZL+A9cHtGAyQ2u3Cbb3pzinsuz96Kz1POWPk+6nU=; b=AaMZ6JR6QzMY6s/Bt6hrM8uEqE44J3xRmB1GhPM6NmMheRatVvMWySpjMQBmzeAyNsZb1+ yhWGn670cM8EmVHzRM+ED5xzASOxPPhKOEywRLx3jbAcx8w8Y49PNfE7vnE4EO4Ls+KBLV wOBK1+0DlR28YtXEK4yqPeZyl12it18= Date: Wed, 8 May 2024 18:28:51 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH 0/4] mm/ksm: fix some accounting problems To: David Hildenbrand , Andrew Morton , Stefan Roesch , xu xin Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, zhouchengming@bytedance.com References: <20240508-b4-ksm-counters-v1-0-e2a9b13f70c5@linux.dev> <9a1fdac7-8bbd-48f4-bf31-86916ddcf4ed@redhat.com> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Chengming Zhou In-Reply-To: <9a1fdac7-8bbd-48f4-bf31-86916ddcf4ed@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 2024/5/8 18:24, David Hildenbrand wrote: > On 08.05.24 11:55, Chengming Zhou wrote: >> We encounter some abnormal ksm_pages_scanned and ksm_zero_pages during >> some random tests. >> >> 1. ksm_pages_scanned unchanged even ksmd scanning has progress. >> 2. ksm_zero_pages maybe -1 in some rare cases. >> >> The first two patches fix these problems and the last two patches > > Can you find+add "Fixes:" tags for these? They look sane after having a quick peek. > Right, will add "Fixes:" tags. Thanks.