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[2620:137:e000::1:20]) by mx.google.com with ESMTP id i15-20020a17090332cf00b0015176bd2a95si3804579plr.227.2022.03.03.16.44.37; Thu, 03 Mar 2022 16:45:04 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=JunhUSYX; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236642AbiCCXU1 (ORCPT + 99 others); Thu, 3 Mar 2022 18:20:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57454 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236123AbiCCXUZ (ORCPT ); Thu, 3 Mar 2022 18:20:25 -0500 Received: from mail-pf1-x42f.google.com (mail-pf1-x42f.google.com [IPv6:2607:f8b0:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A13743BA6E; Thu, 3 Mar 2022 15:19:39 -0800 (PST) Received: by mail-pf1-x42f.google.com with SMTP id t5so6061009pfg.4; Thu, 03 Mar 2022 15:19:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=zjuVnCbRWCkKZzG24Qbc3K9Rg+v9KCs6GJmxooo6ImU=; b=JunhUSYXT7H21ToQtYdrAhv32jLNwVVvUnOISnZrFUQSwXYeT9Xm+o7gyZhuoJZhVZ 5drHBIwbv04hR5IxcQgmbACgWc2rTxAlWFNhGCxsAxWS4RCXqtCzc2Tuga0fV5bX1HBH y9Ngkvncl45cm9GapGWCtROcqfy9zGviZFNrybf55pyhToiq7KtM/ZKHO0eEM3GetPkc p794iolP2OC1gc48ZH8tYdmfmb0QhiqGr0bAqBmYR8RQFieF+qvVFzy6aJfdQLTQkjYR X0siBzdYBauPfOsPsZOSdyHuoPE6k13NwytrFqMpKKe8TKJnoG2b+7usdhT1rqimN9Mi I+aA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=zjuVnCbRWCkKZzG24Qbc3K9Rg+v9KCs6GJmxooo6ImU=; b=WVQRvbzJ4D5ItG7JEoPFQb3LEsXVoEpEDWqTzb47DCEM5J1QZjOZu3DYx0ykWf3Ucf nXWvi/3jUMwpeA2ONsI4QxqAoHuP7lAGiQTgEYkhGegnmd6XRaOQMoeb1b/J032OlGMU SWNzGHWP8tJ1ZR7BsPOPSGG+szJ2cc2kEEkOf1xtn8uWUO+5IyzLyEmzwInxCCN0dYYu dNl8LmLTDbURDNClmg+Tpanu8UtCPihbycJPvkhPhF1nhz8MJsDRro+5RAX8mBfT5xCq 7NK8dFMT88WETbkpYn8ps6xowV8G62EY/PxNXxf3G9ZhNV0FZzvmrczEzuycMrQohch6 k7cw== X-Gm-Message-State: AOAM533TJSO0RRuzf21rFIFxYbTK5epQOdnWrtSG3WpLKvjFUSF0jPAS KYCMY2SUMr5vsTgcxAAqlO8= X-Received: by 2002:a05:6a00:a1d:b0:4f6:5051:6183 with SMTP id p29-20020a056a000a1d00b004f650516183mr10703840pfh.42.1646349579082; Thu, 03 Mar 2022 15:19:39 -0800 (PST) Received: from edumazet1.svl.corp.google.com ([2620:15c:2c4:201:5388:c313:5e37:a261]) by smtp.gmail.com with ESMTPSA id e14-20020a056a001a8e00b004e136d54a15sm3626149pfv.105.2022.03.03.15.19.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Mar 2022 15:19:38 -0800 (PST) From: Eric Dumazet To: Song Liu Cc: linux-kernel , Eric Dumazet , Eric Dumazet , linux-raid@vger.kernel.org Subject: [PATCH] md: use msleep() in md_notify_reboot() Date: Thu, 3 Mar 2022 15:19:33 -0800 Message-Id: <20220303231933.1313075-1-eric.dumazet@gmail.com> X-Mailer: git-send-email 2.35.1.616.g0bdcbb4464-goog MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Eric Dumazet Calling mdelay(1000) from process context, even while a reboot is in progress, does not make sense. Using msleep() allows other threads to make progress. Signed-off-by: Eric Dumazet Cc: linux-raid@vger.kernel.org --- drivers/md/md.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/md/md.c b/drivers/md/md.c index 4d38bd7dadd604acdc9832d62c81c913abddc07d..330c53e212b82dd58670962fc9204cf4eec484f4 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -9583,7 +9583,7 @@ static int md_notify_reboot(struct notifier_block *this, * driver, we do want to have a safe RAID driver ... */ if (need_delay) - mdelay(1000*1); + msleep(1000); return NOTIFY_DONE; } -- 2.35.1.616.g0bdcbb4464-goog