Hi Thomas, On 12/5/2022 7:20 AM, Thomas Gleixner wrote: > On Fri, Dec 02 2022 at 20:51, Thomas Gleixner wrote: >> On Fri, Dec 02 2022 at 09:55, Reinette Chatre wrote: >>> With the first change I am able to test IMS on the host using devmsi-v2-part3 >>> of the development branch. I did try to update to the most recent development >>> to confirm all is well but version devmsi-v3.1-part3 behaves differently >>> in that pci_ims_alloc_irq() returns successfully but the returned >>> virq is 0. This triggers a problem when request_threaded_irq() runs and >>> reports: >>> genirq: Flags mismatch irq 0. 00000000 (idxd-portal) vs. 00015a00 (timer) >> >> Bah. Let me figure out what I fat-fingered there. > > tag devmsi-v3.2-part3 works again. Thank you very much. This tag is not yet available but I can confirm that the current tip of devmsi, 6bd4ee6cb126 ("irqchip: Add IDXD Interrupt Message Store driver"), combined with the earlier irqchip driver delta snippet passes the "dedicated kernel work queue using host IMS" tests. Reinette