From patchwork Thu Apr 13 14:34:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiongwei Song X-Patchwork-Id: 13210367 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 4F245C77B71 for ; Thu, 13 Apr 2023 14:43:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230254AbjDMOmy (ORCPT ); Thu, 13 Apr 2023 10:42:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37108 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230352AbjDMOmw (ORCPT ); Thu, 13 Apr 2023 10:42:52 -0400 Received: from pv50p00im-ztdg10011301.me.com (pv50p00im-ztdg10011301.me.com [17.58.6.40]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D9798558B for ; Thu, 13 Apr 2023 07:42:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=me.com; s=1a1hai; t=1681396550; bh=JAgRIwnVPHjbTYshg0Cq1C5avnVLUoxXJ3pl2kvDPSY=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=xO/T7yXeroPIvZvyiZbh8x1/X/oIWsBNuf3i2Jxqpee4hQabZaqIUSllys6W3vKOm fhBd5rqPfi0VHzmUG9xcCqs8YguaGRJxQfSBNX2RKZgR3Tlwc58xclavJ+aEuMUzDp e+MMrxFCGJH3sSBXM1INcprrw70wNtK4REsFYbv98wbX7EM8cHX+lQQUUVBqFY7Dq6 /ezTu0fwfSbI+qIgj5EbOxPknN9Z23QwKU4ckcDnydsfIrNH1Ov3I9Qa1QnevgbUFT /Y/EKM+m8TSExEgq4Ox2jjM0CBZTPFZL/jgPmrlbTSuScAJTlidSuIG7euqikTjLSx IuTLBj7bt7/LA== Received: from xiongwei.. (pv50p00im-dlb-asmtp-mailmevip.me.com [17.56.9.10]) by pv50p00im-ztdg10011301.me.com (Postfix) with ESMTPSA id BE746180985; Thu, 13 Apr 2023 14:35:43 +0000 (UTC) From: sxwjean@me.com To: cl@linux.com, penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, vbabka@suse.cz, roman.gushchin@linux.dev, 42.hyeyoo@gmail.com, keescook@chromium.org Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, Xiongwei Song Subject: [PATCH 3/5] slub: Remove CONFIG_SMP defined check Date: Thu, 13 Apr 2023 22:34:50 +0800 Message-Id: <20230413143452.211250-4-sxwjean@me.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230413143452.211250-1-sxwjean@me.com> References: <20230413143452.211250-1-sxwjean@me.com> MIME-Version: 1.0 X-Proofpoint-GUID: Y1U1vCSTKtKD3BAtj30KeORsRiE5ZfNE X-Proofpoint-ORIG-GUID: Y1U1vCSTKtKD3BAtj30KeORsRiE5ZfNE X-Proofpoint-Virus-Version: =?utf-8?q?vendor=3Dfsecure_engine=3D1=2E1=2E170-?= =?utf-8?q?22c6f66c430a71ce266a39bfe25bc2903e8d5c8f=3A6=2E0=2E517=2C18=2E0?= =?utf-8?q?=2E883=2C17=2E0=2E605=2E474=2E0000000_definitions=3D2022-06-21=5F?= =?utf-8?q?08=3A2022-06-21=5F01=2C2022-06-21=5F08=2C2020-01-23=5F02_signatur?= =?utf-8?q?es=3D0?= X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 phishscore=0 clxscore=1015 bulkscore=0 malwarescore=0 adultscore=0 suspectscore=0 mlxlogscore=980 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2209130000 definitions=main-2304130130 Precedence: bulk List-ID: X-Mailing-List: linux-hardening@vger.kernel.org From: Xiongwei Song As CONFIG_SMP is one of dependencies of CONFIG_SLUB_CPU_PARTIAL, so if CONFIG_SLUB_CPU_PARTIAL is defined then CONFIG_SMP must be defined, no need to check CONFIG_SMP definition here. Signed-off-by: Xiongwei Song --- mm/slub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/slub.c b/mm/slub.c index b8afe12ebba1..d897df8fe7e7 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -5641,7 +5641,7 @@ static ssize_t slabs_cpu_partial_show(struct kmem_cache *s, char *buf) objects = (slabs * oo_objects(s->oo)) / 2; len += sysfs_emit_at(buf, len, "%d(%d)", objects, slabs); -#if defined(CONFIG_SLUB_CPU_PARTIAL) && defined(CONFIG_SMP) +#ifdef CONFIG_SLUB_CPU_PARTIAL for_each_online_cpu(cpu) { struct slab *slab;