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Re: [Qemu-devel] ivshmem assertion failure with EventNotifier
From: |
Cam Macdonell |
Subject: |
Re: [Qemu-devel] ivshmem assertion failure with EventNotifier |
Date: |
Wed, 22 Aug 2012 11:00:07 -0600 |
On Wed, Aug 22, 2012 at 6:01 AM, Paolo Bonzini <address@hidden> wrote:
> Il 22/08/2012 06:29, Cam Macdonell ha scritto:
>> Hi Paolo,
>>
>> I've noticed an assertion error when sending interrupts via ivshmem.
>> I bisected to this patch.
>
> Does this help?
Yes, that solves it.
>
> diff --git a/hw/ivshmem.c b/hw/ivshmem.c
> index b4d65a6..47f2a16 100644
> --- a/hw/ivshmem.c
> +++ b/hw/ivshmem.c
> @@ -366,6 +366,10 @@ static void close_guest_eventfds(IVShmemState *s,
> int posn)
> {
> int i, guest_curr_max;
>
> + if (!ivshmem_has_feature(s, IVSHMEM_IOEVENTFD)) {
> + return;
> + }
> +
> guest_curr_max = s->peers[posn].nb_eventfds;
>
> memory_region_transaction_begin();
>
> Paolo
>