From patchwork Wed Jan 31 09:43:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunwu X-Patchwork-Id: 13539017 Received: from mailgw.kylinos.cn (mailgw.kylinos.cn [124.126.103.232]) (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 E47A369946; Wed, 31 Jan 2024 09:43:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=124.126.103.232 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706694220; cv=none; b=Hn/o8goL/Fqzc3kXfpb9rWD0zzo93sPS85xgojRfrZ2n64QPFIOF8Oo/MFip0JYkY8lb3KXKJeoT01fQniSkFT+B1JY82DJwzl8r6x29icLkQhdBR2c4WqnVT5jQbFH3gARSWMmuWW2D0/mQ0mPHJfWfX1u+F/deBcoY/zCmkLo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706694220; c=relaxed/simple; bh=WsYGGzm0F3dQ6/wcAMA18RrThIlvQvZG/zk8rYg2uCY=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=YP7aBsrkTCNykZglpkgRVlo3wiWhy10WAOcQEhdIWsulQegRCwXau9K5qWyRbwgKCQHA8MUIfllkjnlWIblR+h9sTxlTTiqnDJeOLqCMJkBsNsjxAMtLPlmOqDLTkV4B6MzBDL2sbb1FjPSbpQGElXHrIwMtBv8DvnhP9JXwgIc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn; spf=pass smtp.mailfrom=kylinos.cn; arc=none smtp.client-ip=124.126.103.232 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kylinos.cn X-UUID: 2647e6bb8f1747718792413957e60165-20240131 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.35,REQID:a68bdf03-6d53-48aa-9e37-dffe91fce23d,IP:20, URL:0,TC:0,Content:-5,EDM:0,RT:0,SF:-15,FILE:0,BULK:0,RULE:Release_Ham,ACT ION:release,TS:0 X-CID-INFO: VERSION:1.1.35,REQID:a68bdf03-6d53-48aa-9e37-dffe91fce23d,IP:20,UR L:0,TC:0,Content:-5,EDM:0,RT:0,SF:-15,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:0 X-CID-META: VersionHash:5d391d7,CLOUDID:df9ff57f-4f93-4875-95e7-8c66ea833d57,B ulkID:240131174329P1TI2LZ4,BulkQuantity:0,Recheck:0,SF:66|24|17|19|44|102, TC:nil,Content:0,EDM:-3,IP:-2,URL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 ,OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_FAS,TF_CID_SPAM_FSD,TF_CID_SPAM_FSI X-UUID: 2647e6bb8f1747718792413957e60165-20240131 Received: from mail.kylinos.cn [(39.156.73.10)] by mailgw (envelope-from ) (Generic MTA) with ESMTP id 260317277; Wed, 31 Jan 2024 17:43:27 +0800 Received: from mail.kylinos.cn (localhost [127.0.0.1]) by mail.kylinos.cn (NSMail) with SMTP id 7216BE000EB9; Wed, 31 Jan 2024 17:43:27 +0800 (CST) X-ns-mid: postfix-65BA163F-267981979 Received: from kernel.. (unknown [172.20.15.254]) by mail.kylinos.cn (NSMail) with ESMTPA id 10A4DE000EB9; Wed, 31 Jan 2024 17:43:26 +0800 (CST) From: Kunwu Chan To: axboe@kernel.dk Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Kunwu Chan Subject: [PATCH] block: Simplify the allocation of slab caches Date: Wed, 31 Jan 2024 17:43:23 +0800 Message-Id: <20240131094323.146659-1-chentao@kylinos.cn> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Use the new KMEM_CACHE() macro instead of direct kmem_cache_create to simplify the creation of SLAB caches. Signed-off-by: Kunwu Chan Reviewed-by: Johannes Thumshirn --- block/blk-core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/block/blk-core.c b/block/blk-core.c index f28859b4a3ef..6898d2e6e3c4 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -1224,8 +1224,7 @@ int __init blk_dev_init(void) if (!kblockd_workqueue) panic("Failed to create kblockd\n"); - blk_requestq_cachep = kmem_cache_create("request_queue", - sizeof(struct request_queue), 0, SLAB_PANIC, NULL); + blk_requestq_cachep = KMEM_CACHE(request_queue, SLAB_PANIC); blk_debugfs_root = debugfs_create_dir("block", NULL);