Re: [PATCH v7 16/21] multi-process: create IOHUB object to handle irq

2020-07-02 Thread Stefan Hajnoczi
On Sat, Jun 27, 2020 at 10:09:38AM -0700, elena.ufimts...@oracle.com wrote: > From: Jagannathan Raman > CCing Alex Williamson in case he has time to think about how PCI INTx interrupts should work in multi-process QEMU where the device emulation runs as a separate process. I don't know enough ab

[PATCH v7 16/21] multi-process: create IOHUB object to handle irq

2020-06-27 Thread elena . ufimtseva
From: Jagannathan Raman IOHUB object is added to manage PCI IRQs. It uses KVM_IRQFD ioctl to create irqfd to injecting PCI interrupts to the guest. IOHUB object forwards the irqfd to the remote process. Remote process uses this fd to directly send interrupts to the guest, bypassing QEMU. Signed-