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From: Yasin CANER <yasinncaner@gmail.com>
To: dev@dpdk.org
Cc: Yasin CANER <yasin.caner@ulakhaberlesme.com.tr>,
Olivier Matz <olivier.matz@6wind.com>,
Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Subject: [PATCH] lib/mempool : rte_mempool_avail_count,
fixing return bigger than mempool size
Date: Tue, 16 May 2023 13:41:46 +0000
Message-Id: <20230516134146.480047-1-yasinncaner@gmail.com>
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From: Yasin CANER <yasin.caner@ulakhaberlesme.com.tr>
after a while working rte_mempool_avail_count function returns bigger
than mempool size that cause miscalculation rte_mempool_in_use_count.
it helps to avoid miscalculation rte_mempool_in_use_count.
Bugzilla ID: 1229
Signed-off-by: Yasin CANER <yasin.caner@ulakhaberlesme.com.tr>
---
lib/mempool/rte_mempool.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lib/mempool/rte_mempool.c b/lib/mempool/rte_mempool.c
index cf5dea2304..17ed1eb845 100644
--- a/lib/mempool/rte_mempool.c
+++ b/lib/mempool/rte_mempool.c
@@ -1009,8 +1009,11 @@ rte_mempool_avail_count(const struct rte_mempool *mp)
count = rte_mempool_ops_get_count(mp);
- if (mp->cache_size == 0)
+ if (mp->cache_size == 0) {
+ if (count > mp->size)
+ return mp->size;
return count;
+ }
for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++)
count += mp->local_cache[lcore_id].len;
--
2.25.1