From patchwork Thu Feb 29 14:20:06 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiongwei Song X-Patchwork-Id: 776993 Received: from mx0b-0064b401.pphosted.com (mx0b-0064b401.pphosted.com [205.220.178.238]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A4A7C1361DA; Thu, 29 Feb 2024 14:21:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.178.238 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709216527; cv=none; b=QrQiom8VRECDl+MopTOY/cYghR+JItgqKmBZGqRhfj72iA2R9zNXKU0t7HLWIlUd0o1FHRIjW/rRNa7K7iDoodzIsjidEyBAtcI8bSvNznRa9yw2dRYaot7PXnNy0oZmxDIiZWZ/rfOJOlkgKvERrD5srhGgTy5rpzPZxcNMqXQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709216527; c=relaxed/simple; bh=eQfYYlfZztNSVMw3hVLw7QVKBwlURfYEIOXk8wyb4LU=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=XOg4FrI5EJqcxle8wp2k4BCPs9ek9o5QgJVLrDTau7F4Rp5B1R2r/+/ZfLdAN2ZdZsjWckxdJqcOkUzlcxAzELcc1DsZ+7SrYaX728vIAO2Oz/shrCkORvaLW2gO6SY0/diLxEt5f0rKeg6FljVmYe/9jShYqvjpYnY7DyiloRw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=windriver.com; spf=pass smtp.mailfrom=windriver.com; dkim=pass (2048-bit key) header.d=windriver.com header.i=@windriver.com header.b=Fi5WSARf; arc=none smtp.client-ip=205.220.178.238 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=windriver.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=windriver.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=windriver.com header.i=@windriver.com header.b="Fi5WSARf" Received: from pps.filterd (m0250812.ppops.net [127.0.0.1]) by mx0a-0064b401.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 41T5ATuw022823; Thu, 29 Feb 2024 14:20:24 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=windriver.com; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding:content-type; s=PPS06212021; bh=CdQQt 2w/RCAyMiw/AwHTodQgR7TVrvlZkYmoTV0OJxo=; b=Fi5WSARfmrEbKY5bua/bF ZqA9bE5Vr8rHOfM/AGxC9Vfyo367Eg6jG2/d1mQaqOtTXxkGBwg/GNraE4Jg76dC aeIGOHTAkVS0E1TzZOYNWGG+VMkkmkZw9bJN5+Rt/ArL4F9DDTTwYZTgjzhzBsh5 cZCi6TYxrZKFDCzISGfQ+h0xBcfVaYB3N7f6/yJI/USQHz35//KN6kVP58uD/Ku0 o1Hctu5nRO+5Qq8Pu6fXUQ1jur2B0KrXFxP3eSDJSZITpmr8RaORHrPmjXg28KQF EZ0dCFmrK6Lx7Q4ManmwkAnHv3zlT4bjWPubdXkjMoUVTC/z2ElquocotETJgdZS w== Received: from ala-exchng01.corp.ad.wrs.com (ala-exchng01.wrs.com [147.11.82.252]) by mx0a-0064b401.pphosted.com (PPS) with ESMTPS id 3wf7e6dgd7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Thu, 29 Feb 2024 14:20:24 +0000 (GMT) Received: from ala-exchng01.corp.ad.wrs.com (147.11.82.252) by ala-exchng01.corp.ad.wrs.com (147.11.82.252) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Thu, 29 Feb 2024 06:20:23 -0800 Received: from pek-lpd-ccm6.wrs.com (147.11.1.11) by ala-exchng01.corp.ad.wrs.com (147.11.82.252) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35 via Frontend Transport; Thu, 29 Feb 2024 06:20:19 -0800 From: Xiongwei Song To: , , , , CC: , , , , , , , , , Subject: [PATCH 1/2] cgroup/cpuset: Remove cpuset_do_slab_mem_spread() Date: Thu, 29 Feb 2024 22:20:06 +0800 Message-ID: <20240229142007.1278610-1-xiongwei.song@windriver.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-mmc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-GUID: Y7ftEdNsVCXNHQJqyuun61KEZUNp0dbS X-Proofpoint-ORIG-GUID: Y7ftEdNsVCXNHQJqyuun61KEZUNp0dbS X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-29_02,2024-02-29_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 adultscore=0 phishscore=0 mlxscore=0 impostorscore=0 spamscore=0 bulkscore=0 malwarescore=0 mlxlogscore=990 clxscore=1011 priorityscore=1501 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2402120000 definitions=main-2402290110 The SLAB allocator has been removed sine 6.8-rc1 [1], so there is no user with SLAB_MEM_SPREAD and cpuset_do_slab_mem_spread(). Then SLAB_MEM_SPREAD is marked as unused by [2]. Here we can remove cpuset_do_slab_mem_spread(). For more details, please check [3]. [1] https://lore.kernel.org/linux-mm/20231120-slab-remove-slab-v2-0-9c9c70177183@suse.cz/ [2] https://lore.kernel.org/linux-kernel/20240223-slab-cleanup-flags-v2-0-02f1753e8303@suse.cz/T/ [3] https://lore.kernel.org/lkml/32bc1403-49da-445a-8c00-9686a3b0d6a3@redhat.com/T/#mf14b838c5e0e77f4756d436bac3d8c0447ea4350 Signed-off-by: Xiongwei Song Acked-by: Waiman Long --- include/linux/cpuset.h | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h index 875d12598bd2..0ce6ff0d9c9a 100644 --- a/include/linux/cpuset.h +++ b/include/linux/cpuset.h @@ -121,11 +121,6 @@ static inline int cpuset_do_page_mem_spread(void) return task_spread_page(current); } -static inline int cpuset_do_slab_mem_spread(void) -{ - return task_spread_slab(current); -} - extern bool current_cpuset_is_being_rebound(void); extern void rebuild_sched_domains(void); @@ -264,11 +259,6 @@ static inline int cpuset_do_page_mem_spread(void) return 0; } -static inline int cpuset_do_slab_mem_spread(void) -{ - return 0; -} - static inline bool current_cpuset_is_being_rebound(void) { return false;