From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 008.lax.mailroute.net (008.lax.mailroute.net [199.89.1.11]) (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 AB1062178E3; Thu, 24 Oct 2024 22:08:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=199.89.1.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729807722; cv=none; b=V2wFh4MOIiwNq/bbvulxlJx63haaKPVHOHiUARIQwJNFFV+J+hQ3dh/jlkhmVBAY3ni5BN0tCwcEuIRzQ317GoouDTlEEWSWKsgYjKRibpIzMwU2s8tTL6FaMB5OVvxzAkVdJ1dLDO3HzxMMGtsg2qFVFZd40SX7kmYimbOCX30= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729807722; c=relaxed/simple; bh=wPCC8waIpNR0bDaRcVMGppxjJm0tLHhBTl6JzRvq7xs=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=NZrcAinhdpd0FaD0HQN8qHKc6s5ZYdNn/zDvxcS75/KpcHyhH2uyJvzm6LXo0mFMVXcywoaesZuOVpEcCCpWPvP99V0LTHOJnY2/SQXS48/FBZHmEfLiIj4MvzULpdFJvum3VXsxU5ZDK7bJa0Wd26Jot1EeFEuK73od+lOgkX0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org; spf=pass smtp.mailfrom=acm.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b=R0npGY60; arc=none smtp.client-ip=199.89.1.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=acm.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b="R0npGY60" Received: from localhost (localhost [127.0.0.1]) by 008.lax.mailroute.net (Postfix) with ESMTP id 4XZKmy1h22z6ClY8q; Thu, 24 Oct 2024 22:08:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=acm.org; h= content-transfer-encoding:content-type:content-type:in-reply-to :from:from:content-language:references:subject:subject :user-agent:mime-version:date:date:message-id:received:received; s=mr01; t=1729807712; x=1732399713; bh=wPCC8waIpNR0bDaRcVMGppxj Jm0tLHhBTl6JzRvq7xs=; b=R0npGY60lGw1gv8I45g56BEeYfgDbuXyO6lMfgcK GopU48sN70vdlQGNJOMxlxXyrB3eCUBNeDtlK7ULcdUnYjUCdYKA24hYsvlKsPjs yag8psXPa08DuJTH+vavTSq8SqNrSogCprq3gztY86UqKvkYhJn7pO/3Bm0JQyPi QYKwJiu/LUBal9PgvKchPqZN/Cn5yf3TAJzpZtcotp9wsfbL6MScsHVjNxLaDVAh sq3nPEVyr0I8OWhpE2Kfs5DdE+/b3zdXjhsjoU6ypDpjWv2qAwaEIAQg79xqHoRe UrsK3gn9HTmmbsLq+7gBAe2GVb9fajr/bITIPpMjA7tX0A== X-Virus-Scanned: by MailRoute Received: from 008.lax.mailroute.net ([127.0.0.1]) by localhost (008.lax [127.0.0.1]) (mroute_mailscanner, port 10029) with LMTP id FL7kds6d3v1o; Thu, 24 Oct 2024 22:08:32 +0000 (UTC) Received: from [100.66.154.22] (unknown [104.135.204.82]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: bvanassche@acm.org) by 008.lax.mailroute.net (Postfix) with ESMTPSA id 4XZKmw3qB7z6ClY8p; Thu, 24 Oct 2024 22:08:32 +0000 (UTC) Message-ID: <823ae610-3858-47c4-b658-5c1a3df2d4d5@acm.org> Date: Thu, 24 Oct 2024 15:08:31 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/3] scsi: ufs: core: Remove redundant host_lock calls around UTMRLDBR. To: Avri Altman , "Martin K . Petersen" Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org References: <20241024075033.562562-1-avri.altman@wdc.com> <20241024075033.562562-2-avri.altman@wdc.com> Content-Language: en-US From: Bart Van Assche In-Reply-To: <20241024075033.562562-2-avri.altman@wdc.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 10/24/24 12:50 AM, Avri Altman wrote: > There is no need to serialize single read/write calls to the host > controller registers. Remove the redundant host_lock calls that protect > access to the task management doorbell register: UTMRLDBR. Reviewed-by: Bart Van Assche