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Re: [RFC PATCH v5 0/4] util/vfio-helpers: Add support for multiple IRQs
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From: |
Fam Zheng |
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Subject: |
Re: [RFC PATCH v5 0/4] util/vfio-helpers: Add support for multiple IRQs |
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Date: |
Wed, 9 Sep 2020 08:43:00 +0000 |
On 2020-09-08 20:03, Philippe Mathieu-Daudé wrote:
> This series intends to setup the VFIO helper to allow
> binding notifiers on different IRQs.
>
> For the NVMe use case, we only care about MSIX interrupts.
> To not disrupt other users, introduce the qemu_vfio_pci_init_msix_irqs
> function to initialize multiple MSIX IRQs and attach eventfd to
> them.
>
> Since RFC v4:
> - addressed Alex review comment:
> check ioctl(VFIO_DEVICE_SET_IRQS) return value
Reviewed-by: Fam Zheng <fam@euphon.net>