On 7/2/2020 1:06 AM, Stephen Hemminger wrote: > On Tue, 23 Jun 2020 18:11:45 -0700 > lon...@linuxonhyperv.com wrote: > >> From: Long Li <lon...@microsoft.com> >> >> When rte_pktmbuf_attach_extbuf() is used, the driver should not decrease the >> reference count in its callback function hn_rx_buf_free_cb, because the >> reference count is already decreased by rte_pktmbuf. Doing it twice may >> result >> in underflow and driver may never send an ack packet over vmbus to host. >> >> Also declares rxbuf_outstanding as atomic, because this value is shared >> among all receive queues. >> >> Signed-off-by: Long Li <lon...@microsoft.com> > > Good catch. DPDK ought to have a real refcnt type like the kernel. > One that traps on underflow. > > Acked-by: Stephen Hemminger <step...@networkplumber.org> >
Series applied to dpdk-next-net/master, thanks.
