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netdev-dpdk: Add mempool reuse/free debug.

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There is debug when a new mempool is created, but not
when it is reused or freed. Add these as it is very
difficult to debug mempool issues from logs without
them.

Signed-off-by: Kevin Traynor <ktraynor@redhat.com>
Signed-off-by: Ian Stokes <ian.stokes@intel.com>
This commit is contained in:
Kevin Traynor
2018-04-13 18:25:09 +01:00
committed by Ian Stokes
parent c77f6920de
commit a7fb0a4ee1
1 changed files with 2 additions and 0 deletions
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2
lib/netdev-dpdk.c
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@@ -616,6 +616,7 @@ dpdk_mp_sweep(void) OVS_REQUIRES(dpdk_mp_mutex)
LIST_FOR_EACH_SAFE (dmp, next, list_node, &dpdk_mp_list) { LIST_FOR_EACH_SAFE (dmp, next, list_node, &dpdk_mp_list) {
if (!dmp->refcount && dpdk_mp_full(dmp->mp)) { if (!dmp->refcount && dpdk_mp_full(dmp->mp)) {
VLOG_DBG("Freeing mempool \"%s\"", dmp->mp->name);
ovs_list_remove(&dmp->list_node); ovs_list_remove(&dmp->list_node);
rte_mempool_free(dmp->mp); rte_mempool_free(dmp->mp);
rte_free(dmp); rte_free(dmp);
@@ -632,6 +633,7 @@ dpdk_mp_get(int socket_id, int mtu)
ovs_mutex_lock(&dpdk_mp_mutex); ovs_mutex_lock(&dpdk_mp_mutex);
LIST_FOR_EACH (dmp, list_node, &dpdk_mp_list) { LIST_FOR_EACH (dmp, list_node, &dpdk_mp_list) {
if (dmp->socket_id == socket_id && dmp->mtu == mtu) { if (dmp->socket_id == socket_id && dmp->mtu == mtu) {
VLOG_DBG("Reusing mempool \"%s\"", dmp->mp->name);
dmp->refcount++; dmp->refcount++;
reuse = true; reuse = true;
break; break;