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 X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90A6DC5DF60 for ; Fri, 8 Nov 2019 15:37:45 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 5BAE221882 for ; Fri, 8 Nov 2019 15:37:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5BAE221882 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 0A53B6B0007; Fri, 8 Nov 2019 10:37:45 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 054266B0008; Fri, 8 Nov 2019 10:37:44 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id ED2A76B000A; Fri, 8 Nov 2019 10:37:44 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0206.hostedemail.com [216.40.44.206]) by kanga.kvack.org (Postfix) with ESMTP id D83826B0007 for ; Fri, 8 Nov 2019 10:37:44 -0500 (EST) Received: from smtpin29.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with SMTP id 83DA2181AEF10 for ; Fri, 8 Nov 2019 15:37:44 +0000 (UTC) X-FDA: 76133515248.29.cover16_438d9fee29348 X-HE-Tag: cover16_438d9fee29348 X-Filterd-Recvd-Size: 2013 Received: from gentwo.org (gentwo.org [3.19.106.255]) by imf22.hostedemail.com (Postfix) with ESMTP for ; Fri, 8 Nov 2019 15:37:44 +0000 (UTC) Received: by gentwo.org (Postfix, from userid 1002) id 649CF3E89B; Fri, 8 Nov 2019 15:37:43 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by gentwo.org (Postfix) with ESMTP id 637063E89A; Fri, 8 Nov 2019 15:37:43 +0000 (UTC) Date: Fri, 8 Nov 2019 15:37:43 +0000 (UTC) From: Christopher Lameter X-X-Sender: cl@www.lameter.com To: Michal Hocko cc: Knut Omang , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton Subject: Re: [PATCH] mm: provide interface for retrieving kmem_cache name In-Reply-To: <20191107131342.GT8314@dhcp22.suse.cz> Message-ID: References: <20191107115404.3030723-1-knut.omang@oracle.com> <20191107115806.GP8314@dhcp22.suse.cz> <27006f47b0b85fb99acee2a638207268aef8d010.camel@oracle.com> <20191107131342.GT8314@dhcp22.suse.cz> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII 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 Thu, 7 Nov 2019, Michal Hocko wrote: > On Thu 07-11-19 13:26:09, Knut Omang wrote: > > On Thu, 2019-11-07 at 12:58 +0100, Michal Hocko wrote: > > > On Thu 07-11-19 12:54:04, Knut Omang wrote: > > > > With the restructuring done in commit 9adeaa226988 > > > > ("mm, slab: move memcg_cache_params structure to mm/slab.h") > > > > > > > > it is no longer possible for code external to mm to access That patch only affected the memcg_cache_params structure and not kmem_cache. And I do not see any references to the memcg_cache_param? The fields that all allocators need to expose are listed in the struct kmme_cache definition in linux/mm/slab.h.