From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sg-1-23.ptr.blmpb.com (sg-1-23.ptr.blmpb.com [118.26.132.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BFC7120E005 for ; Sun, 23 Nov 2025 02:54:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=118.26.132.23 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763866502; cv=none; b=IQt7urlpmG7iU+bMqrOZK00g5VKnClCYpw+7nr8I+B8tWc+/FCoxzSa01TCFawpSVeNnrJO6eB4NomEEPBRbRK5Wwt3enqLbQF5chlzf3dhfCS5zg7iJJoYjjyiOGh1NDd604dU2aOFEmIz4+S16Rsmvx4rYl5a4Jn6kHLbUbdM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763866502; c=relaxed/simple; bh=mh847J3unPTQbyMERRxaHNHORwAcSKABft1vuDCEGbo=; h=To:Cc:Subject:Message-Id:Mime-Version:From:Date:In-Reply-To: References:Content-Type; b=SxKK9xtrMwcQAH4ogaWVaevu2S5644oXBzThC11hyw7zazE5Pu4erop5A08nOTSJp/LCqO8dMI2/84hZU3ISoBXOOAikpv21HDS7tCplOWz6jHenG2dqNIp/AGy6OnjSma6L1gV7SofAGZHXPSpk0X4j+CJMlDRS8NAWdI2WKOA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fnnas.com; spf=none smtp.mailfrom=fnnas.com; dkim=pass (2048-bit key) header.d=fnnas-com.20200927.dkim.feishu.cn header.i=@fnnas-com.20200927.dkim.feishu.cn header.b=rwdmSz5J; arc=none smtp.client-ip=118.26.132.23 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fnnas.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=fnnas.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fnnas-com.20200927.dkim.feishu.cn header.i=@fnnas-com.20200927.dkim.feishu.cn header.b="rwdmSz5J" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=s1; d=fnnas-com.20200927.dkim.feishu.cn; t=1763866373; h=from:subject:mime-version:from:date:message-id:subject:to:cc: reply-to:content-type:mime-version:in-reply-to:message-id; bh=pc4oT0JK2ddakBfHidEKm10PDuZ0LU4qZLBDpU95TcU=; b=rwdmSz5JqwtPkLLgKt9jWHfNkR+LFBJ4Cb6nnXfdLNE81kdAZb4DwtBbhTC2b5aFDm6GzP rN/xRbWDp7f7bWN+oRt6wb4s1oWdOO7YH4fv/bA2uBNtKRoPMB9c6/FYMpHwXAvPThq/7M JySenj9BTzGaFBISUjzUlIfLX8cGmqjeGzGy7aoqZsUd9D7vQY72mGDTq3rmg/anJhK61O NkWkmcCmzN8/QPGnj11hvbpGAisEq2OJbD72Zoxq6+UI989CBbfCSKk+9SItaJeYvdyG13 r2jNBnMP5+DgV4Ar6DrZaoConrMEQKrNRuKn5k0gmWay1shdwJv/Dnufvrf5nw== Reply-To: yukuai@fnnas.com To: "Tarun Sahu" , , , , Cc: , , , , , Subject: Re: [RFC PATCH v2] md: remove legacy 1s delay in md_notify_reboot Message-Id: <5b448039-a4c0-41b0-89d8-af0aec3e76be@fnnas.com> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Original-From: Yu Kuai User-Agent: Mozilla Thunderbird Received: from [192.168.1.104] ([39.182.0.153]) by smtp.feishu.cn with ESMTPS; Sun, 23 Nov 2025 10:52:50 +0800 From: "Yu Kuai" Date: Sun, 23 Nov 2025 10:52:48 +0800 Organization: fnnas Content-Language: en-US Content-Transfer-Encoding: quoted-printable In-Reply-To: <20251121191422.2758555-1-tarunsahu@google.com> References: <20251121191422.2758555-1-tarunsahu@google.com> X-Lms-Return-Path: Content-Type: text/plain; charset=UTF-8 =E5=9C=A8 2025/11/22 3:14, Tarun Sahu =E5=86=99=E9=81=93: > During system shutdown, the md driver registered notifier function > (md_notify_reboot) currently imposes a hardcoded one-second delay. > > This delay was introduced approximately 23 years ago and was likely > necessary for the hardware generation of that time. Proposing this > patch to make sure there are no known devices that need this delay. > > Signed-off-by: Tarun Sahu > --- > v2: > Added linux-scsi mailing list > > drivers/md/md.c | 11 ----------- > 1 file changed, 11 deletions(-) LGTM Reviewed-by: Yu Kuai --=20 Thanks, Kuai