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net/vhost: fix queue state not reset on destroy

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Fixes a bug where rte_eth_vhost_get_queue_event would not return enabled
queues after a guest application restart.

Fixes: ee584e9710 ("vhost: add driver on top of the library")

Signed-off-by: Rich Lane <rich.lane@bigswitch.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
This commit is contained in:
Rich Lane 2016-07-01 09:31:12 -07:00 committed by Yuanhan Liu
parent bb7085b46a
commit f4e4b1f1f8
1 changed files with 10 additions and 0 deletions
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10
drivers/net/vhost/rte_eth_vhost.c
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@ -303,6 +303,7 @@ destroy_device(int vid)
struct internal_list *list;
char ifname[PATH_MAX];
unsigned i;
struct rte_vhost_vring_state *state;
rte_vhost_get_ifname(vid, ifname, sizeof(ifname));
list = find_internal_resource(ifname);
@ -345,6 +346,15 @@ destroy_device(int vid)
vq->vid = -1;
}
state = vring_states[eth_dev->data->port_id];
rte_spinlock_lock(&state->lock);
for (i = 0; i <= state->max_vring; i++) {
state->cur[i] = false;
state->seen[i] = false;
}
state->max_vring = 0;
rte_spinlock_unlock(&state->lock);
RTE_LOG(INFO, PMD, "Connection closed\n");
_rte_eth_dev_callback_process(eth_dev, RTE_ETH_EVENT_INTR_LSC);