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Re: [Qemu-devel] [PATCH] virtio: Tell the user what went wrong when even

From: Cornelia Huck
Subject: Re: [Qemu-devel] [PATCH] virtio: Tell the user what went wrong when event_notifier_init failed
Date: Tue, 28 Jun 2016 09:44:57 +0200

On Tue, 28 Jun 2016 00:12:03 +0200
Thomas Huth <address@hidden> wrote:

> event_notifier_init() can fail in real life, for example when there
> are not enough open file handles available (EMFILE) when using a lot
> of devices. So instead of leaving the average user with a cryptic
> error number only, print out a proper error message with strerror()
> instead, so that the user has a better way to figure out what is
> going on and that using "ulimit -n" might help here for example.
> Signed-off-by: Thomas Huth <address@hidden>
> ---
>  hw/virtio/virtio-bus.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Reviewed-by: Cornelia Huck <address@hidden>

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