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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 43FDAC433FE for ; Wed, 9 Nov 2022 15:39:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230174AbiKIPjB (ORCPT ); Wed, 9 Nov 2022 10:39:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34696 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229914AbiKIPi7 (ORCPT ); Wed, 9 Nov 2022 10:38:59 -0500 Received: from mail-pj1-x1031.google.com (mail-pj1-x1031.google.com [IPv6:2607:f8b0:4864:20::1031]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 34EB2101FB for ; Wed, 9 Nov 2022 07:38:59 -0800 (PST) Received: by mail-pj1-x1031.google.com with SMTP id d59-20020a17090a6f4100b00213202d77e1so2204917pjk.2 for ; Wed, 09 Nov 2022 07:38:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=SIaXH5TCVUoIVuKpAOENwTeFcBEwQmo86NDZlVj3CDQ=; b=EiFP8hOU6IkzfboF2APzBx2rcQbyeIyJ+kk6YiKqjTJBLaMg2kGfpFpPwogJoaL1Jy r8Y2+aKtlbDsqmRfxoSSoB7JgRa/QHpA3Yob+fTbRgoDWhnvdqeWIhZsWFQF4uXyKM/W d2i2v3oH8vEyDht1mWqz2E9h7qdAyt7StYiEJ40V1IwRHZ66EUFl0cDdk4w7kmZCn000 7gFDhK0q5y9rLHQ8DmYsNR/6d0gundn9XPkBnmjfDzJASQ1ZbiYYADrXp2RLaSxSKJQo iljb9QVEp9uVQE+t7/DPSWL32x6HpaFP5K0HCVaMH9b67CqEBo7vgyeL9XnI8qNmYnO+ LLvA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=SIaXH5TCVUoIVuKpAOENwTeFcBEwQmo86NDZlVj3CDQ=; b=uMuuD7FplPwVRLiqFnI7K6qghlvwMWb5x/CS78pmMJTMFkNcUuPTaytdV2C4YZI3AV SsdNU+owpkA8XpTARD04M39W6uK27ZPgupPU5bAdOHD87RgpAdZqCaOfju+761zrnSQU 2zDa674y+r+CEqH5Ldf4L/hwKnBfIku37AHVKueiRKvYWjhz0Q2yBB0UMolErHfqeCgC P82N4wmiUVRsn6nkpfQxXggVrIbwBIeox28PQjbn3uqz0PTNZxII7bs4mxeSon73KZih tvZyN440BBG2a9rVZdw6gjBpf0wxgFt3vtDAPxUZXAuqt5TQvgf5S0SfL/weKPUkz5K3 IxhQ== X-Gm-Message-State: ACrzQf16PgLp97dW3GQNhm8UHrJTQD/cU81TNZQWPoidwqgXhEfXnKm/ KU9eBflJca9expuBuS+qcqKmnJm/gIWfRw== X-Google-Smtp-Source: AMsMyM6B4JcJy64RY/Cb74VFcS9CQ6hzDEbDIbk/PUFcnfX3diWpJBuCLgionSLGWLJotXg1r3pLCQ== X-Received: by 2002:a17:90a:8c7:b0:214:e1:cad0 with SMTP id 7-20020a17090a08c700b0021400e1cad0mr48612956pjn.3.1668008338346; Wed, 09 Nov 2022 07:38:58 -0800 (PST) Received: from localhost ([101.224.161.1]) by smtp.gmail.com with ESMTPSA id y2-20020a626402000000b005632f6490aasm8439574pfb.77.2022.11.09.07.38.57 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Wed, 09 Nov 2022 07:38:57 -0800 (PST) From: JunChao Sun To: linux-ext4@vger.kernel.org Cc: tytso@mit.edu, adilger.kernel@dilger.ca, jack@suse.cz, JunChao Sun Subject: [PATCH] ext4: replace kmem_cache_create with KMEM_CACHE Date: Wed, 9 Nov 2022 07:38:22 -0800 Message-Id: <20221109153822.80250-1-sunjunchao2870@gmail.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Replace kmem_cache_create with KMEM_CACHE macro that guaranteed struct alignment Signed-off-by: JunChao Sun --- fs/ext4/extents_status.c | 8 ++------ fs/ext4/readpage.c | 5 ++--- 2 files changed, 4 insertions(+), 9 deletions(-) diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c index cd0a861853e3..97eccc0028a1 100644 --- a/fs/ext4/extents_status.c +++ b/fs/ext4/extents_status.c @@ -155,9 +155,7 @@ static void __revise_pending(struct inode *inode, ext4_lblk_t lblk, int __init ext4_init_es(void) { - ext4_es_cachep = kmem_cache_create("ext4_extent_status", - sizeof(struct extent_status), - 0, (SLAB_RECLAIM_ACCOUNT), NULL); + ext4_es_cachep = KMEM_CACHE(extent_status, SLAB_RECLAIM_ACCOUNT); if (ext4_es_cachep == NULL) return -ENOMEM; return 0; @@ -1807,9 +1805,7 @@ static void ext4_print_pending_tree(struct inode *inode) int __init ext4_init_pending(void) { - ext4_pending_cachep = kmem_cache_create("ext4_pending_reservation", - sizeof(struct pending_reservation), - 0, (SLAB_RECLAIM_ACCOUNT), NULL); + ext4_pending_cachep = KMEM_CACHE(pending_reservation, SLAB_RECLAIM_ACCOUNT); if (ext4_pending_cachep == NULL) return -ENOMEM; return 0; diff --git a/fs/ext4/readpage.c b/fs/ext4/readpage.c index 3d21eae267fc..773176e7f9f5 100644 --- a/fs/ext4/readpage.c +++ b/fs/ext4/readpage.c @@ -410,9 +410,8 @@ int ext4_mpage_readpages(struct inode *inode, int __init ext4_init_post_read_processing(void) { - bio_post_read_ctx_cache = - kmem_cache_create("ext4_bio_post_read_ctx", - sizeof(struct bio_post_read_ctx), 0, 0, NULL); + bio_post_read_ctx_cache = KMEM_CACHE(bio_post_read_ctx, SLAB_RECLAIM_ACCOUNT); + if (!bio_post_read_ctx_cache) goto fail; bio_post_read_ctx_pool = -- 2.17.1