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 96A7FC433EF for ; Thu, 23 Dec 2021 02:32:58 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 11E0B6B0072; Wed, 22 Dec 2021 21:32:58 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 0A65D6B0073; Wed, 22 Dec 2021 21:32:58 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E88C36B0074; Wed, 22 Dec 2021 21:32:57 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0070.hostedemail.com [216.40.44.70]) by kanga.kvack.org (Postfix) with ESMTP id D910D6B0072 for ; Wed, 22 Dec 2021 21:32:57 -0500 (EST) Received: from smtpin09.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 8B3048A3C5 for ; Thu, 23 Dec 2021 02:32:57 +0000 (UTC) X-FDA: 78947486394.09.D8ACCA8 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf01.hostedemail.com (Postfix) with ESMTP id D74884003D for ; Thu, 23 Dec 2021 02:32:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=EzVP/dZtqQU1FzlkHiRz5+wLeP8nI61zLjwyWFb3v8c=; b=CHyrmdr3vv1ynhl0sTgu9a1WdX +Ict0UvKyiu8I7ijx+7/hsxByl0QZ1aFHfna01kG5p1pXG9TQSkncbejcIjbH/LkNBt5JB1dRXdho bZzGudxq9Gs/u28ha9ycC2gd7ddFdsJRdlkHXlTOm+cazvo0RvaJp6PO7DCETjlnlnPwk0aB8pADQ QREBeUlYspXZmO4OASF5lH79p9PxWR5cJYYbTRJse1b38//bNaeqTNc3cYjZa4kmR7QsIZttayROI jLWJL56ruNLPKuObfnDl+6WY6fV9dmJnuXubtazbyPXEn3C2xIlKsvJ7JTWUmhOzaqslMhypNWE5C 9Q1eMWqA==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1n0DuN-003tiO-Lb; Thu, 23 Dec 2021 02:32:43 +0000 Date: Thu, 23 Dec 2021 02:32:43 +0000 From: Matthew Wilcox To: Roman Gushchin Cc: Shakeel Butt , Johannes Weiner , Michal Hocko , Muchun Song , Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] memcg: add per-memcg vmalloc stat Message-ID: References: <20211222052457.1960701-1-shakeelb@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: D74884003D X-Stat-Signature: qs7ee55sgy7rbenhfqcbonkexukemj8x Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=CHyrmdr3; spf=none (imf01.hostedemail.com: domain of willy@infradead.org has no SPF policy when checking 90.155.50.34) smtp.mailfrom=willy@infradead.org; dmarc=none X-Rspamd-Server: rspam10 X-HE-Tag: 1640226768-237886 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: On Wed, Dec 22, 2021 at 06:02:55PM -0800, Roman Gushchin wrote: > It's a bid sad that this counter will partially intersect with others > (e.g. percpu and stack), but I don't see how it can be easily fixed. If it's worth fixing, we could add a VM_NO_ACCT flag?