Re: [PATCH v3] hw/nvme: Use ioeventfd to handle doorbell updates

2022-07-05 Thread Klaus Jensen
On Jul 4 11:26, Jinhao Fan wrote: > Add property "ioeventfd" which is enabled by default. When this is > enabled, updates on the doorbell registers will cause KVM to signal > an event to the QEMU main loop to handle the doorbell updates. > Therefore, instead of letting the vcpu thread run both gue

[PATCH v3] hw/nvme: Use ioeventfd to handle doorbell updates

2022-07-03 Thread Jinhao Fan
Add property "ioeventfd" which is enabled by default. When this is enabled, updates on the doorbell registers will cause KVM to signal an event to the QEMU main loop to handle the doorbell updates. Therefore, instead of letting the vcpu thread run both guest VM and IO emulation, we now use the main