[dpdk-dev] hash: fix broken compatability with 2.0
Commit Message
Version 2.1 must retain source code compatability with 2.0,
all structure fields should be retained. If a field is no
longer used it should have been marked as deprecated.
Fixes: 661e75ef8cac ("hash: rename unused field")
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
lib/librte_hash/rte_hash.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Comments
2015-09-22 16:12, Stephen Hemminger:
> Version 2.1 must retain source code compatability with 2.0,
> all structure fields should be retained. If a field is no
> longer used it should have been marked as deprecated.
>
> Fixes: 661e75ef8cac ("hash: rename unused field")
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
This rollback would be only useful for a 2.1 release.
@@ -69,7 +69,8 @@ typedef uint32_t (*rte_hash_function)(const void *key, uint32_t key_len,
struct rte_hash_parameters {
const char *name; /**< Name of the hash. */
uint32_t entries; /**< Total hash table entries. */
- uint32_t reserved; /**< Unused field. Should be set to 0 */
+ uint32_t num_buckets /**< Unused in current algorithm */
+ __attribute__((deprecated));
uint32_t key_len; /**< Length of hash key. */
rte_hash_function hash_func; /**< Primary Hash function used to calculate hash. */
uint32_t hash_func_init_val; /**< Init value used by hash_func. */