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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C929BC282CD for ; Mon, 3 Mar 2025 17:26:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:Date:From:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=rkkyrTS/XUUgRrCusn5lCJsjmBp1WxMfD+vrhmxbdwM=; b=lk+z7HrbzYPrJwEWeZYGCJlmwz zq0tN/gBAH+AtxF9s3UT65GBQQFMB2cTBbRviXFBduy4e12o0T6pxGkDkMA9ptzrqIoJv52fWj+YQ d+ebNykagW2OLFRXDMq8o7G6qio7fN3b/cMoxh9FOSt/msfKz3HgvR0xNExp3+AmSBLcKeOW0zKTM zTs+dSnel7ac/TsFyTc+ORV6aE94UlfH5ZW8Pt9mT6eoH+z3nsggqN2CBKmbOifbHphgjqKIAbXva 7XG+oLDKKDbOoaQjvtLooa+JAaFZMF5yhdetAwk33Hy097fw6pn+PS4+bavquLQnu2nEiq81kCwRp dJP0N3Hg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tp9YD-00000001jnS-0ob5; Mon, 03 Mar 2025 17:25:57 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tnJn0-00000004Qmj-0gh4 for linux-nvme@bombadil.infradead.org; Wed, 26 Feb 2025 15:57:38 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:Date:From:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=rkkyrTS/XUUgRrCusn5lCJsjmBp1WxMfD+vrhmxbdwM=; b=iqKklthlS2ltUjqAy7/heFrGb7 7QL//0SXdajk/b68AnLxv5pz5Sa7Hobc9MYaNqJ2tV4qYFIE3GOO82P1KebsxyPwJhTxU6SiUa4K8 em/maSJPtlw2mZ51znnGIRrTj1kj9/f86+W7jZFbGOHlTIix70xUGY9z8StoQYv/i2EMoy7copLqH gFpn/Ff56NEQ5//dH90NQmWJ2p9NooxMQVxgANtWwWAYemuUfmFiIbxKpFJmAIjbRWspNAAnIU/Ki gJbmU1F/OGvG13nhG3TytYRaa8rXir6fd1hhkOo3bCaE733ZGt8ZkUHETVP5xTKtY+LXhEqareKHW WuX9rBLQ==; Received: from mail-lj1-x22f.google.com ([2a00:1450:4864:20::22f]) by desiato.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tnJmx-00000003e7h-1ILU for linux-nvme@lists.infradead.org; Wed, 26 Feb 2025 15:57:37 +0000 Received: by mail-lj1-x22f.google.com with SMTP id 38308e7fff4ca-30797730cbdso68815251fa.3 for ; Wed, 26 Feb 2025 07:57:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1740585452; x=1741190252; darn=lists.infradead.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:date:from:from:to:cc:subject:date:message-id:reply-to; bh=rkkyrTS/XUUgRrCusn5lCJsjmBp1WxMfD+vrhmxbdwM=; b=JK1xMU/K36BF7cGy1siDei/+pgaEGadg3bcsDLRyswjqsCdV+NbWGQThtYmokDakbD DB+N0liVArH4Y1GtCslTUelv2V365Ys38790EvFTDiyi7ybb38O2g7pyKOOsXTchtcPr Xjb/N2K+dsJEPaJkc5ma5W8wdyYjsEwg6dqxbX4qJp2/ekiHJDQ8XavVc9a+0cgsprW9 EdLwM8YCOcwGyeJmb2JXW/hI1eIrLCqjfb/4iao3NqODnoHEXdYpIGFHAqzdk4QHp6vJ dDcK9SsXeek7AEI0sB6bG3WHkHRKOT7p6O4eF0R6GQorDdN1uxPRd2RG8Somzgk2ixQ+ j11w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740585452; x=1741190252; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:date:from:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=rkkyrTS/XUUgRrCusn5lCJsjmBp1WxMfD+vrhmxbdwM=; b=TsomwPPKnB5XGu88oBKdYivio+gmTWF0ckvwLf7YqGnzFU9KmPpB+IXwe9uS/mav2J iiexyW5POIg0L0cEcAlWrhsLD+RyJrXdwTv6wjTOGe901g/Wlgt8ANm5DmSmrAZpye1A 2EDkhJtIRckXNathccFru6VwieKRadNLSjlgJfZrsgh+gS/KDFg4fba3ijEimOnsFks5 VfxUUpUQUrbf7jqc25fmumMaidwO1erHaXOlPEjcUKNqO0Hmlj74LcVWCFEH+DEfOomQ V0DSDO2V/+ARbH7OG8/LnB7t/+0QV6XBLot0nJtrUTeKK0WnGyse4EcZ07iRAR2Gbcd1 xI5A== X-Forwarded-Encrypted: i=1; AJvYcCU8BNKIPV9mJCbzozyZ3V1jaX8UC3LVmOLdmzN5URgBVUZ9mFQEMGa7K/ASQ5AuLteYzEMhfOcOS9gb@lists.infradead.org X-Gm-Message-State: AOJu0YxmDhfe6E9SZbz9gil1c8obEwIZZTNIsfK31Q5OdadG9IvrM6YJ e4bVnYcmuSd8ZHRHXcrna1JcQylGWRpI4lM4lm5SrylHGutwJSsv X-Gm-Gg: ASbGnctPTH+kJJzQhI1TXFzsV565GMT1qgG8G+B2H78XKd5EqFRItmAmXwgmdx5yxaU MLuGKrE9D7GB56e5ULxU7bGx9LZxI13sbskkQR6UQoXxoEl8mWvdBlW679bjOmDBjOmYhjojX0f 6UlcXZ70wbLoPXHR1LpRZ5rbt8cToxGANIGIy/vlc5f0Y6dmmRPdu5/o3rF4BYDqur75JJJqlaO lOTqt/HFY+dfsHaQduIojzFZTesU7BkGY4Ic9PuY8h+beyv2K4WODdSUD5WOeA+FQ0J8tMCxejC U89Ed7FlG1fYQShblMkPmMok3z0Ge2LaSE87qut1wrMkJU/H X-Google-Smtp-Source: AGHT+IH82gnLNVCGTkH+G8CSGIkUHUTCF4M+N3ekP+L3X9B7O3TZpIkugYLUjhbxuKtiakwaCquXQg== X-Received: by 2002:a2e:9789:0:b0:308:e8d3:756d with SMTP id 38308e7fff4ca-30b7918bf8fmr31534101fa.19.1740585451801; Wed, 26 Feb 2025 07:57:31 -0800 (PST) Received: from pc636 (host-95-203-6-24.mobileonline.telia.com. [95.203.6.24]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-30a819f4cffsm5537121fa.58.2025.02.26.07.57.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Feb 2025 07:57:30 -0800 (PST) From: Uladzislau Rezki X-Google-Original-From: Uladzislau Rezki Date: Wed, 26 Feb 2025 16:57:27 +0100 To: Vlastimil Babka Cc: Uladzislau Rezki , Keith Busch , "Paul E. McKenney" , Joel Fernandes , Josh Triplett , Boqun Feng , Christoph Lameter , David Rientjes , Steven Rostedt , Mathieu Desnoyers , Lai Jiangshan , Zqiang , Julia Lawall , Jakub Kicinski , "Jason A. Donenfeld" , Andrew Morton , Roman Gushchin , Hyeonggon Yoo <42.hyeyoo@gmail.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org, rcu@vger.kernel.org, Alexander Potapenko , Marco Elver , Dmitry Vyukov , kasan-dev@googlegroups.com, Jann Horn , Mateusz Guzik , linux-nvme@lists.infradead.org, leitao@debian.org Subject: Re: [PATCH v2 6/7] mm, slab: call kvfree_rcu_barrier() from kmem_cache_destroy() Message-ID: References: <8d7aabb2-2836-4c09-9fc7-8bde271e7f23@suse.cz> <93f03922-3d3a-4204-89c1-90ea4e1fc217@suse.cz> <8899bfa5-bd8b-4d34-a149-40f30d12cb1e@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8899bfa5-bd8b-4d34-a149-40f30d12cb1e@suse.cz> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250226_155735_395533_77E42CDE X-CRM114-Status: GOOD ( 19.84 ) X-Mailman-Approved-At: Mon, 03 Mar 2025 09:25:56 -0800 X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Wed, Feb 26, 2025 at 04:46:38PM +0100, Vlastimil Babka wrote: > On 2/26/25 4:42 PM, Uladzislau Rezki wrote: > > On Wed, Feb 26, 2025 at 03:36:39PM +0100, Vlastimil Babka wrote: > >> On 2/26/25 3:31 PM, Uladzislau Rezki wrote: > >>> On Wed, Feb 26, 2025 at 11:59:53AM +0100, Vlastimil Babka wrote: > >>>> On 2/25/25 7:21 PM, Uladzislau Rezki wrote: > >>>>>> > >>>>> WQ_MEM_RECLAIM-patch fixes this for me: > >>>> > >>>> Sounds good, can you send a formal patch then? > >>>> > >>> Do you mean both? Test case and fix? I can :) > >> > >> Sure, but only the fix is for stable. Thanks! > >> > > It is taken by Gregg if there is a Fixes tag in the commit. > > What do you mean: the fix is for stable? The current Linus > > tree is not suffering from this? > > I just meant the fix should be a Cc: stable, and the testcase not. > mm/ has an exception from "anything with Fixes: can be taken to stable" > Got it. -- Uladzislau Rezki