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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6AF73C25B0E for ; Mon, 15 Aug 2022 11:10:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232892AbiHOLKM (ORCPT ); Mon, 15 Aug 2022 07:10:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57794 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232167AbiHOLKM (ORCPT ); Mon, 15 Aug 2022 07:10:12 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81E48A46B for ; Mon, 15 Aug 2022 04:10:10 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 3DE563512D; Mon, 15 Aug 2022 11:10:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1660561809; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type; bh=gcX0J11PtGaSQUmxYCxIQYDnVMTa0E4BN2F1aCntmgA=; b=JbWmfXxuMdWxnVP8wsF2zA0/VIuMWOZgdAVcPKurhMUH/NZTuHX92Osmv/I173tzyBFxj1 oEJaI9Y5fXoO5piXmyAWOHObwXDmwG4bWr3EZ2ikMi+oFlvhdZFs+aLhBBtW/y5mmOWNBQ pvzVq3ZIq00YpWaWNMSNcDwUWZhxk80= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1660561809; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type; bh=gcX0J11PtGaSQUmxYCxIQYDnVMTa0E4BN2F1aCntmgA=; b=LBXZGjmjmsSrLYkzbNFvYUhGlv3xHYNoZxh2t63ryaqb6uspF2JH/rfaIMN+UismGdTRv+ C+/DDhuIcfI8KrDQ== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id E21EB13A93; Mon, 15 Aug 2022 11:10:08 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id jeiPNZAp+mKeCQAAMHmgww (envelope-from ); Mon, 15 Aug 2022 11:10:08 +0000 Date: Mon, 15 Aug 2022 13:10:07 +0200 From: Petr Vorel To: stable@vger.kernel.org, linux-mm@kvack.org Cc: Michal Hocko , Naoya Horiguchi , Naoya Horiguchi , Andrew Morton , Greg Kroah-Hartman , William Roche , ltp@lists.linux.it Subject: Backport d4ae9916ea29 ("mm: soft-offline: close the race against page allocation") to 4.14 and 4.9 Message-ID: Reply-To: Petr Vorel MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Hi all, I wonder if there was an attempt to backport d4ae9916ea29 ("mm: soft-offline: close the race against page allocation") from 4.19 to 4.14 and 4.9 (patch does not apply, haven't found anything on stable ML, nor in stable tree git, therefore I assume it was left as not easily fixable). I'm asking because William is writing a LTP test madvise11 [1] which shows it's failing on 4.14.290 (the latest 4.14). I know that 4.9 EOL in 4 months, but 4.14 in Jan 2024, it might be worth to fix it at least for 4.14. Kind regards, Petr [1] https://lore.kernel.org/ltp/1659975072-29808-1-git-send-email-william.roche@oracle.com/