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* [PATCH] hash: cast away atomic qualification
@ 2024-04-16 16:06 Tyler Retzlaff
  2024-05-16 17:08 ` Thomas Monjalon
  0 siblings, 1 reply; 2+ messages in thread
From: Tyler Retzlaff @ 2024-04-16 16:06 UTC (permalink / raw)
  To: dev
  Cc: Bruce Richardson, Sameh Gobriel, Vladimir Medvedkin, Yipeng Wang,
	Tyler Retzlaff

rte_free accepts only non-cva qualified arguments so cast away
RTE_ATOMIC qualification for tbl_chng_cnt and h->tbl_chng_cnt when
calling rte_free.

Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
---
 lib/hash/rte_cuckoo_hash.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/hash/rte_cuckoo_hash.c b/lib/hash/rte_cuckoo_hash.c
index 9cf9464..b31a3d9 100644
--- a/lib/hash/rte_cuckoo_hash.c
+++ b/lib/hash/rte_cuckoo_hash.c
@@ -481,7 +481,7 @@ struct rte_hash *
 	rte_free(buckets);
 	rte_free(buckets_ext);
 	rte_free(k);
-	rte_free(tbl_chng_cnt);
+	rte_free((void *)(uintptr_t)tbl_chng_cnt);
 	rte_free(ext_bkt_to_free);
 	return NULL;
 }
@@ -526,7 +526,7 @@ struct rte_hash *
 	rte_free(h->key_store);
 	rte_free(h->buckets);
 	rte_free(h->buckets_ext);
-	rte_free(h->tbl_chng_cnt);
+	rte_free((void *)(uintptr_t)h->tbl_chng_cnt);
 	rte_free(h->ext_bkt_to_free);
 	rte_free(h->hash_rcu_cfg);
 	rte_free(h);
-- 
1.8.3.1


^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] hash: cast away atomic qualification
  2024-04-16 16:06 [PATCH] hash: cast away atomic qualification Tyler Retzlaff
@ 2024-05-16 17:08 ` Thomas Monjalon
  0 siblings, 0 replies; 2+ messages in thread
From: Thomas Monjalon @ 2024-05-16 17:08 UTC (permalink / raw)
  To: Tyler Retzlaff
  Cc: dev, Bruce Richardson, Sameh Gobriel, Vladimir Medvedkin, Yipeng Wang

16/04/2024 18:06, Tyler Retzlaff:
> rte_free accepts only non-cva qualified arguments so cast away
> RTE_ATOMIC qualification for tbl_chng_cnt and h->tbl_chng_cnt when
> calling rte_free.
> 
> Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>

Please add an explanation about the case where it does not compile.




^ permalink raw reply	[flat|nested] 2+ messages in thread

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