From patchwork Mon Aug 28 02:00:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yu Kuai X-Patchwork-Id: 13367479 X-Patchwork-Delegate: song@kernel.org 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 9EBEAC83F1A for ; Mon, 28 Aug 2023 02:05:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229843AbjH1CFQ (ORCPT ); Sun, 27 Aug 2023 22:05:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45306 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229733AbjH1CEz (ORCPT ); Sun, 27 Aug 2023 22:04:55 -0400 Received: from dggsgout12.his.huawei.com (unknown [45.249.212.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 63D5AD8; Sun, 27 Aug 2023 19:04:53 -0700 (PDT) Received: from mail02.huawei.com (unknown [172.30.67.169]) by dggsgout12.his.huawei.com (SkyGuard) with ESMTP id 4RYv5C44c1z4f3nqK; Mon, 28 Aug 2023 10:04:47 +0800 (CST) Received: from huaweicloud.com (unknown [10.175.104.67]) by APP4 (Coremail) with SMTP id gCh0CgAnBai7AOxk9qcCBw--.25880S17; Mon, 28 Aug 2023 10:04:50 +0800 (CST) From: Yu Kuai To: agk@redhat.com, snitzer@kernel.org, dm-devel@redhat.com, song@kernel.org, xni@redhat.com Cc: linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org, yukuai3@huawei.com, yukuai1@huaweicloud.com, yi.zhang@huawei.com, yangerkun@huawei.com Subject: [PATCH -next v2 13/28] md/raid5: use new apis to suspend array for raid5_store_stripe_size() Date: Mon, 28 Aug 2023 10:00:06 +0800 Message-Id: <20230828020021.2489641-14-yukuai1@huaweicloud.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230828020021.2489641-1-yukuai1@huaweicloud.com> References: <20230828020021.2489641-1-yukuai1@huaweicloud.com> MIME-Version: 1.0 X-CM-TRANSID: gCh0CgAnBai7AOxk9qcCBw--.25880S17 X-Coremail-Antispam: 1UD129KBjvJXoWrZFWUZF4ftFWrKr4rGF45Jrb_yoW8Jr13pa nFkFyfWr1UZryrX34DZw1q9Fy5Gw4qgrWqk3y7X3Z7Z3Z3Xry2gw4YgFy5Wry8Ja4ft395 Gwn8WF95JFy8JrJanT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUPI14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_JF0E3s1l82xGYI kIc2x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2 z4x0Y4vE2Ix0cI8IcVAFwI0_Ar0_tr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F 4UJwA2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq 3wAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7 IYx2IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4U M4x0Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2 kIc2xKxwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E 14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIx kGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVW8JVW5JwCI42IY6xIIjxv20xvEc7CjxVAF wI0_Gr1j6F4UJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Gr 0_Cr1lIxAIcVC2z280aVCY1x0267AKxVW8Jr0_Cr1UYxBIdaVFxhVjvjDU0xZFpf9x0JUQ SdkUUUUU= X-CM-SenderInfo: 51xn3trlr6x35dzhxuhorxvhhfrp/ X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-raid@vger.kernel.org From: Yu Kuai Convert to use new apis, the old apis will be removed eventually. This is not hot path, so performance is not concerned. Signed-off-by: Yu Kuai --- drivers/md/raid5.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 6383723468e5..f1c32b4d190f 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -7025,7 +7025,7 @@ raid5_store_stripe_size(struct mddev *mddev, const char *page, size_t len) new != roundup_pow_of_two(new)) return -EINVAL; - err = mddev_lock(mddev); + err = mddev_suspend_and_lock(mddev); if (err) return err; @@ -7049,7 +7049,6 @@ raid5_store_stripe_size(struct mddev *mddev, const char *page, size_t len) goto out_unlock; } - mddev_suspend(mddev); mutex_lock(&conf->cache_size_mutex); size = conf->max_nr_stripes; @@ -7064,10 +7063,9 @@ raid5_store_stripe_size(struct mddev *mddev, const char *page, size_t len) err = -ENOMEM; } mutex_unlock(&conf->cache_size_mutex); - mddev_resume(mddev); out_unlock: - mddev_unlock(mddev); + mddev_unlock_and_resume(mddev); return err ?: len; }