[dpdk-dev] [PATCH] vhost: return error message for mbuf allocation failure

[Maxime Coquelin]

On 10/16/19 4:31 PM, Ilya Maximets wrote:
> mbuf allocation failure is a hard failure that highlights some
> significant issues with memory pool size or a mbuf leak.
> 
> We still have the message for subsequent chained mbufs, but not
> for the first one.  It was removed while introducing extbuf
> support for large buffers.  But it was useful for catching
> mempool issues and needs to be returned back.
> 
> Cc: Flavio Leitner <fbl at sysclose.org>
> 
> Fixes: 5005bcda7123 ("vhost: add support for large buffers")
> Signed-off-by: Ilya Maximets <i.maximets at ovn.org>
> ---
>  lib/librte_vhost/virtio_net.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)

Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>

Thanks!
Maxime