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charset="us-ascii" Content-ID: <39D5353BD77D9D4891E4185E78D8C60F@namprd04.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM8PR04MB8037.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 82fe6a5f-1cff-441a-0343-08db2b8eb55c X-MS-Exchange-CrossTenant-originalarrivaltime: 23 Mar 2023 11:06:53.0801 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: qOCb9rfyxR8znTSOccPVSFl6J5mK1Ka0Ozx0MMJrwT0DYKpsgi0KV8JlvWxJZFBYAYLGxTm0vsz5a4gFvkA7TC+aDkH75I2sT31kHqHqDFg= X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW4PR04MB7316 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230323_040707_207822_0C98E2D6 X-CRM114-Status: GOOD ( 12.65 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Mar 22, 2023 / 11:16, Daniel Wagner wrote: > Setup different queues, e.g. read and poll queues. >=20 > There is still the problem that _require_nvme_trtype_is_fabrics also incl= udes > the loop transport which has no support for different queue types. >=20 > See also https://lore.kernel.org/linux-nvme/20230322002350.4038048-1-kbus= ch@meta.com/ Hi Daniel, thanks for the patches. The new test case catches some bugs. Loo= ks valuable. I ran the test case using various nvme_trtype on kernel v6.2 and v6.3-rc3, = and observed hangs. I applied the 3rd patch in the link above on top of v6.3-rc= 3 and confirmed the hang disappears. I would like to wait for the kernel fix patc= h delivered to upstream, before adding this test case to blktests master. When I ran the test case without setting nvme_trtype, kernel reported messa= ges below: [ 199.621431][ T1001] nvme_fabrics: invalid parameter 'nr_write_queues=3D%= d' [ 201.271200][ T1030] nvme_fabrics: invalid parameter 'nr_write_queues=3D%= d' [ 201.272155][ T1030] nvme_fabrics: invalid parameter 'nr_poll_queues=3D%d= ' Is it useful to run the test case with default nvme_trtype=3Dloop? --=20 Shin'ichiro Kawasaki=