Re: [PATCH] KVM: x86: fix vcpu->mmio_fragments overflow

From: Avi Kivity
Date: Mon Oct 22 2012 - 09:02:42 EST

On 10/22/2012 03:01 PM, Gleb Natapov wrote:

>> It's time where the guest cannot take interrupts, and time in a high
>> priority guest thread that is spent processing low guest priority requests.
> Proposed fix has exactly same issue. Until all data is transfered to
> userspace no interrupt will be served.

For mmio_fragments that is okay. It's the same guest instruction, and
it's still O(1).

It's not okay for general mmio coalescing.

error compiling committee.c: too many arguments to function
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at