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Petersen" , Paul Ausbeck , Thorsten Leemhuis , TW , regressions@lists.linux.dev, Bart Van Assche Subject: Re: [PATCH] ata,scsi: do not issue START STOP UNIT on resume From: "Martin K. Petersen" Organization: Oracle Corporation Message-ID: References: <20230731003956.572414-1-dlemoal@kernel.org> <40adc06d-0835-2786-0bfb-83239f546d92@kernel.org> Date: Thu, 24 Aug 2023 21:31:23 -0400 In-Reply-To: <40adc06d-0835-2786-0bfb-83239f546d92@kernel.org> (Damien Le Moal's message of "Fri, 25 Aug 2023 08:42:13 +0900") Content-Type: text/plain X-ClientProxiedBy: DM6PR05CA0051.namprd05.prod.outlook.com (2603:10b6:5:335::20) To PH0PR10MB4759.namprd10.prod.outlook.com (2603:10b6:510:3d::12) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH0PR10MB4759:EE_|IA1PR10MB6855:EE_ X-MS-Office365-Filtering-Correlation-Id: f214fe8b-0519-4735-e150-08dba50affc6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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=?us-ascii?Q?wrw/hvQvt2ZLczecDi9G5g=3D=3D?= X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: f214fe8b-0519-4735-e150-08dba50affc6 X-MS-Exchange-CrossTenant-AuthSource: PH0PR10MB4759.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Aug 2023 01:31:26.3823 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: WFB2FEkywHN4N8LsUiZl7NQ2YiF+ITPsbEICucumWZZQMD4XaC1rZEQXEcI+A+qcC0fRLRYjigRd/RLSWsUzCCpKddckg/Gum4QlZ1RvP80= X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR10MB6855 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-08-25_01,2023-08-24_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=835 malwarescore=0 adultscore=0 suspectscore=0 mlxscore=0 spamscore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2308250011 X-Proofpoint-ORIG-GUID: lwBMArLApX46A_DQ2jCwOZIcKnSCIcMp X-Proofpoint-GUID: lwBMArLApX46A_DQ2jCwOZIcKnSCIcMp Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org Damien, > The main issue I think is that there is no direct ancestry between the > ata port (device) and scsi device, I really think this should be fixed. It is a major deficiency as far as I'm concerned and it affects other things than power management. -- Martin K. Petersen Oracle Linux Engineering