From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) (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 AFB521EF39E; Tue, 16 Sep 2025 02:14:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=216.40.44.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757988895; cv=none; b=OHjiEc6360r0Ylgc3wk8C8MiLIMa+lz5/rBDn/LIz2v19v0vkNTwvZ1dKiyENinjvTgIdyNkucbBvjZOTIKUpiIDmCipkf16K50m5J1Qb5N3SBXsPb2wZhXwofVjxt6e+qRgV6JOXr75l7ja/o8bIgYm48/aLhkrFzV7tx/8b3U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757988895; c=relaxed/simple; bh=t0+pyJOE5A1fkkvqFafLdRCqE3pkM3MRMs8OarGPIeY=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=FzsOhXAoPahy7ZCHvd3aiFcOUNY2+vHmyzLQQx03j7KY2yyeWCcGj04EAp6H2drRG/MpR5ZmfSmUGc+h15BCi2wkvCSoQrwSzdBeWRB7bKMGrAfd+8fFYShUL+y9hT53IpTwPzx92ykJXaUYypTpbD/cHYqLImgx4IHkjt9QdWM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=perches.com; spf=pass smtp.mailfrom=perches.com; arc=none smtp.client-ip=216.40.44.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=perches.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=perches.com Received: from omf16.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id DDB32BA978; Tue, 16 Sep 2025 02:14:51 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: joe@perches.com) by omf16.hostedemail.com (Postfix) with ESMTPA id AF5EA2000D; Tue, 16 Sep 2025 02:14:48 +0000 (UTC) Message-ID: <8d7be334af3944f990b56c80a70b7691763c3af8.camel@perches.com> Subject: Re: [PATCH v2 1/3] mm/ksm: Fix incorrect KSM counter handling in mm_struct during fork From: Joe Perches To: Andrew Morton , Donet Tom Cc: David Hildenbrand , Ritesh Harjani , Xu Xin , Chengming Zhou , Wei Yang , Aboorva Devarajan , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Giorgi Tchankvetadze , stable@vger.kernel.org Date: Mon, 15 Sep 2025 19:14:47 -0700 In-Reply-To: <20250915164248.788601c4dc614913081ec7d7@linux-foundation.org> References: <4044e7623953d9f4c240d0308cf0b2fe769ee553.1757946863.git.donettom@linux.ibm.com> <20250915164248.788601c4dc614913081ec7d7@linux-foundation.org> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2 (3.56.2-2.fc42) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Stat-Signature: o163tfrni7ocid8g349t8n5cua8zq9qz X-Rspamd-Server: rspamout05 X-Rspamd-Queue-Id: AF5EA2000D X-Session-Marker: 6A6F6540706572636865732E636F6D X-Session-ID: U2FsdGVkX1/i3wGdkIngDc5k8Zy9mtT9x0Jsae1TNBU= X-HE-Tag: 1757988888-560775 X-HE-Meta: U2FsdGVkX1/IiBxbokcBHqtrQxfWaIRW4VWdsUC4FwYwqm/5zOBA2s+BAamLDGjQe/aFn7eBn854xpZKTPl8Wiqn/QcEF1vW1Uw9OEf52Pq+BOiart5k8W/VWobc0YHPYAPa4IVrDZmy3fHGH3BpBjcbEdEWDGQmJjOtMGIzrjc3tILATrQm7nwc1uKHx+JcqgAznSoxX7cKwV7EPr2tidUMIg8gL8JbTGaEds0GlD1ZHzRpVayCEXOIeQkyC/QDmBqTc62s1mLNjBkegG/SNdySVqPcY1LGTpuF+NTwpqDHAcGbgn9UhoIgfN0RwdJYa8T1wPf1L17l0gkGKTV/OizrBdeJxMW/eLt/a54CB26/tlJXQ5NQ2g== On Mon, 2025-09-15 at 16:42 -0700, Andrew Morton wrote: > On Mon, 15 Sep 2025 20:33:04 +0530 Donet Tom wro= te: [] > > Fixes: 7609385337a4 ("ksm: count ksm merging pages for each process") >=20 > Linux-v5.19 >=20 > > Fixes: cb4df4cae4f2 ("ksm: count allocated ksm rmap_items for each proc= ess") >=20 > Linux-v6.1 >=20 > > Fixes: e2942062e01d ("ksm: count all zero pages placed by KSM") >=20 > Linux-v6.10 >=20 > > cc: stable@vger.kernel.org # v6.6 >=20 > So how was Linux-v6.6 arrived at? [] > (Cc Joe. Should checkpatch say something about this)? Probably not. Parsing variants of versions seems, umm, difficult.