From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx4/vhR75n8Prll3p3r72mB+HwEeF7Q5iIlvPKV8z5z1ERleCZvdqbZaE1UB9Pb7ZpfmTAk0u ARC-Seal: i=1; a=rsa-sha256; t=1522274639; cv=none; d=google.com; s=arc-20160816; b=Mw8F2shQIRzELZZY/fejI2FqH4h6kzR1pk3Im6amYd5O8/sVl1GTrxAd9ViZuwsB8e 5DowkQjwCRmZFLgCU+NSsMOHX0QT5X7Cekctprc+6nWMfPaGovaPh6gi+LRY0OVgd2qt 3Z004IrdawgOAdJ8tgfhYDQqIGYcFr1zSMDoi75i2yBy3a0tIJzZ5MXpvYuAl+n0ECEa Y/LnrjbgZCnhfyWerNtmkG8ejXF8pzG3LhyfrxhzNRQYzDqjeYALHLjT4PgqLjgRWjMe YuYj9DedkXWZA5RpymIDeR1Xg7TU8qP1MSy3kMc+5mjwzlCcBpabaUmmmJA/gM16FAZu WS/g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:message-id:in-reply-to:date:references :organization:from:subject:cc:to:dkim-signature :arc-authentication-results; bh=R/JOQ+jzq/8RyFuOPs5AxgR4w/H1dyqRIpNRjhCia5s=; b=QVhUrnxJL9hJi9YGo1k05N907sCe1uJOQbcwP/tLE12zULUGvo1dHTFj6lOO6Wzw+8 Db0alqU+KSu894ITx+g5nXmp7/8n0s7ZJ3gj58Kkpk6fJJOsqC6FhDUT285ZtwGUhY74 bKR3K+tNoifGL4rBB3HKobT3WsS9pmMfx8fq9B/HXoQaGAk8JX+YauR7EQuzftqy5wAw +WjUwxQWaiKcUDtnKFlQXIOIXmAgjcIS7Gof7Grnwq2BJTB0BTEMSEIvXx4/nAgvKdEq BtvvzAwM2EqVtZyWR5j8G8EPubaqKt+Y5Mp7HMYPvg8akjvUjitGOIS+purLB/BUIx9P B0ig== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2017-10-26 header.b=qiopzlGT; spf=pass (google.com: domain of martin.petersen@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=martin.petersen@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2017-10-26 header.b=qiopzlGT; spf=pass (google.com: domain of martin.petersen@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=martin.petersen@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com To: Ohad Sharabi Cc: stanislav.nijnikov@wdc.com, jejb@linux.vnet.ibm.com, martin.petersen@oracle.com, gregkh@linuxfoundation.org, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, alex.lemberg@wdc.com Subject: Re: [PATCH v3] scsi: ufs: add trace event for ufs upiu From: "Martin K. Petersen" Organization: Oracle Corporation References: <1522230138-27674-1-git-send-email-ohad.sharabi@sandisk.com> Date: Wed, 28 Mar 2018 18:03:28 -0400 In-Reply-To: <1522230138-27674-1-git-send-email-ohad.sharabi@sandisk.com> (Ohad Sharabi's message of "Wed, 28 Mar 2018 12:42:18 +0300") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8846 signatures=668695 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=383 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1803280216 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1596174003792567298?= X-GMAIL-MSGID: =?utf-8?q?1596220651761832910?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Ohad, > Add UFS Protocol Information Units(upiu) trace events for ufs driver, > used to trace various ufs transaction types- command, task-management > and device management. The trace-point format is generic and can be > easily adapted to trace other upius if needed. Currently tracing ufs > transaction of type 'device management', which this patch introduce, > cannot be obtained from any other trace. Device management > transactions are used for communication with the device such as > reading and writing descriptor or attributes etc. Applied to 4.17/scsi-queue. Thank you! -- Martin K. Petersen Oracle Linux Engineering