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[v1,1/3] hash: fix unnecessary pause

Message ID 1539208085-30756-2-git-send-email-yipeng1.wang@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers show
Series Improvements over rte hash and tests | expand


Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation fail Compilation issues

Commit Message

Wang, Yipeng1 Oct. 10, 2018, 9:48 p.m. UTC
There is a rte_pause in hash table reset function.
Since the loop is not a polling loop on shared
data structure, the rte_pause is not needed.

Fixes: b26473ff8f4a ("hash: add reset function")
Cc: stable@dpdk.org

Signed-off-by: Yipeng Wang <yipeng1.wang@intel.com>
 lib/librte_hash/rte_cuckoo_hash.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/lib/librte_hash/rte_cuckoo_hash.c b/lib/librte_hash/rte_cuckoo_hash.c
index 750caf8..ea8107e 100644
--- a/lib/librte_hash/rte_cuckoo_hash.c
+++ b/lib/librte_hash/rte_cuckoo_hash.c
@@ -521,14 +521,14 @@  rte_hash_reset(struct rte_hash *h)
 	/* clear the free ring */
 	while (rte_ring_dequeue(h->free_slots, &ptr) == 0)
-		rte_pause();
+		continue;
 	/* clear free extendable bucket ring and memory */
 	if (h->ext_table_support) {
 		memset(h->buckets_ext, 0, h->num_buckets *
 						sizeof(struct rte_hash_bucket));
 		while (rte_ring_dequeue(h->free_ext_bkts, &ptr) == 0)
-			rte_pause();
+			continue;
 	/* Repopulate the free slots ring. Entry zero is reserved for key misses */