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=-6.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 D925EC433E7 for ; Tue, 13 Oct 2020 23:52:52 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 7C11321D7B for ; Tue, 13 Oct 2020 23:52:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="H9H+X6su" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7C11321D7B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 20FEE6B0071; Tue, 13 Oct 2020 19:52:52 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 1BEC46B00D3; Tue, 13 Oct 2020 19:52:52 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0AD0D6B00D4; Tue, 13 Oct 2020 19:52:52 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0087.hostedemail.com [216.40.44.87]) by kanga.kvack.org (Postfix) with ESMTP id D01AC6B0071 for ; Tue, 13 Oct 2020 19:52:51 -0400 (EDT) Received: from smtpin21.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 7342F181AEF00 for ; Tue, 13 Oct 2020 23:52:51 +0000 (UTC) X-FDA: 77368554942.21.move13_05154ea27207 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin21.hostedemail.com (Postfix) with ESMTP id 521FD180442C2 for ; Tue, 13 Oct 2020 23:52:51 +0000 (UTC) X-HE-Tag: move13_05154ea27207 X-Filterd-Recvd-Size: 3214 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf06.hostedemail.com (Postfix) with ESMTP for ; Tue, 13 Oct 2020 23:52:50 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 93B7F22200; Tue, 13 Oct 2020 23:52:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602633170; bh=eh0yrjKgpj2wD9uJ5+XaG5mddDwra5Wy0OCm3f30ZBA=; h=Date:From:To:Subject:In-Reply-To:From; b=H9H+X6su3eqNsA1RFPCIyHEHTcucxXr0Ylxixk0nAu3vkEveCRFt6WcBfWHzlmC/k t/vo03aovAdDlUpWxayQUCnyYYLjhPvESfr40o2y+gcgFyyF7KYw9Wi4T2UwxcrZIQ KsR4AME1tZPBGmzunOHeb9YC0P7HYRSULDhWp78E= Date: Tue, 13 Oct 2020 16:52:49 -0700 From: Andrew Morton To: akpm@linux-foundation.org, chris@chrisdown.name, guro@fb.com, hannes@cmpxchg.org, laoar.shao@gmail.com, linux-mm@kvack.org, longman@redhat.com, mhocko@suse.com, mm-commits@vger.kernel.org, shakeelb@google.com, tj@kernel.org, torvalds@linux-foundation.org, vdavydov.dev@gmail.com Subject: [patch 082/181] mm/memcg: clean up obsolete enum charge_type Message-ID: <20201013235249.f1GP1jxfh%akpm@linux-foundation.org> In-Reply-To: <20201013164658.3bfd96cc224d8923e66a9f4e@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000058, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Waiman Long Subject: mm/memcg: clean up obsolete enum charge_type Patch series "mm/memcg: Miscellaneous cleanups and streamlining", v2. This patch (of 3): Since commit 0a31bc97c80c ("mm: memcontrol: rewrite uncharge API") and commit 00501b531c47 ("mm: memcontrol: rewrite charge API") in v3.17, the enum charge_type was no longer used anywhere. However, the enum itself was not removed at that time. Remove the obsolete enum charge_type now. Link: https://lkml.kernel.org/r/20200914024452.19167-1-longman@redhat.com Link: https://lkml.kernel.org/r/20200914024452.19167-2-longman@redhat.com Signed-off-by: Waiman Long Reviewed-by: Shakeel Butt Acked-by: Johannes Weiner Acked-by: Michal Hocko Acked-by: Chris Down Cc: Vladimir Davydov Cc: Tejun Heo Cc: Roman Gushchin Cc: Yafang Shao Signed-off-by: Andrew Morton --- mm/memcontrol.c | 8 -------- 1 file changed, 8 deletions(-) --- a/mm/memcontrol.c~mm-memcg-clean-up-obsolete-enum-charge_type +++ a/mm/memcontrol.c @@ -197,14 +197,6 @@ static struct move_charge_struct { #define MEM_CGROUP_MAX_RECLAIM_LOOPS 100 #define MEM_CGROUP_MAX_SOFT_LIMIT_RECLAIM_LOOPS 2 -enum charge_type { - MEM_CGROUP_CHARGE_TYPE_CACHE = 0, - MEM_CGROUP_CHARGE_TYPE_ANON, - MEM_CGROUP_CHARGE_TYPE_SWAPOUT, /* for accounting swapcache */ - MEM_CGROUP_CHARGE_TYPE_DROP, /* a page was unused swap cache */ - NR_CHARGE_TYPE, -}; - /* for encoding cft->private value on file */ enum res_type { _MEM, _