On 4/28/22 09:26, Alexey Kardashevskiy wrote:
On 4/28/22 16:25, Cédric Le Goater wrote:
On 4/28/22 07:32, Alexey Kardashevskiy wrote:
On 4/27/22 17:36, Cédric Le Goater wrote:
Hello Alexey,
On 4/27/22 06:36, Alexey Kardashevskiy wrote:
VFIO-PCI has an "KVM_IRQFD_FLAG_RESAMPLE" optimizati
On 4/28/22 16:25, Cédric Le Goater wrote:
On 4/28/22 07:32, Alexey Kardashevskiy wrote:
On 4/27/22 17:36, Cédric Le Goater wrote:
Hello Alexey,
On 4/27/22 06:36, Alexey Kardashevskiy wrote:
VFIO-PCI has an "KVM_IRQFD_FLAG_RESAMPLE" optimization for INTx EOI
handling when KVM can unmask P
On 4/28/22 07:32, Alexey Kardashevskiy wrote:
On 4/27/22 17:36, Cédric Le Goater wrote:
Hello Alexey,
On 4/27/22 06:36, Alexey Kardashevskiy wrote:
VFIO-PCI has an "KVM_IRQFD_FLAG_RESAMPLE" optimization for INTx EOI
handling when KVM can unmask PCI INTx (level triggered interrupt) without
sw
On 4/27/22 17:36, Cédric Le Goater wrote:
Hello Alexey,
On 4/27/22 06:36, Alexey Kardashevskiy wrote:
VFIO-PCI has an "KVM_IRQFD_FLAG_RESAMPLE" optimization for INTx EOI
handling when KVM can unmask PCI INTx (level triggered interrupt) without
switching to the userspace (==QEMU).
Unfortunat
Hello Alexey,
On 4/27/22 06:36, Alexey Kardashevskiy wrote:
VFIO-PCI has an "KVM_IRQFD_FLAG_RESAMPLE" optimization for INTx EOI
handling when KVM can unmask PCI INTx (level triggered interrupt) without
switching to the userspace (==QEMU).
Unfortunately XIVE does not support level interrupts,
VFIO-PCI has an "KVM_IRQFD_FLAG_RESAMPLE" optimization for INTx EOI
handling when KVM can unmask PCI INTx (level triggered interrupt) without
switching to the userspace (==QEMU).
Unfortunately XIVE does not support level interrupts, QEMU emulates them
and therefore there is no existing code path t