[dpdk-dev,v7,9/9] table: fix verification on hash bucket header alignment
Commit Message
From: Gowrishankar Muthukrishnan <gowrishankar.m@linux.vnet.ibm.com>
In powerpc systems, rte table hash structs rte_bucket_4_8, rte_bucket_4_16 and
rte_bucket_4_32 are not cache aligned and hence verification on same would fail.
Instead of checking alignment on cpu cacheline, it could equally be tested as
multiple of 64 bytes.
Signed-off-by: Gowrishankar Muthukrishnan <gowrishankar.m@linux.vnet.ibm.com>
---
lib/librte_table/rte_table_hash_key16.c | 4 ++--
lib/librte_table/rte_table_hash_key32.c | 4 ++--
lib/librte_table/rte_table_hash_key8.c | 4 ++--
3 files changed, 6 insertions(+), 6 deletions(-)
@@ -130,7 +130,7 @@ rte_table_hash_create_key16_lru(void *params,
/* Check input parameters */
if ((check_params_create_lru(p) != 0) ||
((sizeof(struct rte_table_hash) % RTE_CACHE_LINE_SIZE) != 0) ||
- ((sizeof(struct rte_bucket_4_16) % RTE_CACHE_LINE_SIZE) != 0))
+ ((sizeof(struct rte_bucket_4_16) % 64) != 0))
return NULL;
n_entries_per_bucket = 4;
key_size = 16;
@@ -344,7 +344,7 @@ rte_table_hash_create_key16_ext(void *params,
/* Check input parameters */
if ((check_params_create_ext(p) != 0) ||
((sizeof(struct rte_table_hash) % RTE_CACHE_LINE_SIZE) != 0) ||
- ((sizeof(struct rte_bucket_4_16) % RTE_CACHE_LINE_SIZE) != 0))
+ ((sizeof(struct rte_bucket_4_16) % 64) != 0))
return NULL;
n_entries_per_bucket = 4;
@@ -129,7 +129,7 @@ rte_table_hash_create_key32_lru(void *params,
/* Check input parameters */
if ((check_params_create_lru(p) != 0) ||
((sizeof(struct rte_table_hash) % RTE_CACHE_LINE_SIZE) != 0) ||
- ((sizeof(struct rte_bucket_4_32) % RTE_CACHE_LINE_SIZE) != 0)) {
+ ((sizeof(struct rte_bucket_4_32) % 64) != 0)) {
return NULL;
}
n_entries_per_bucket = 4;
@@ -337,7 +337,7 @@ rte_table_hash_create_key32_ext(void *params,
/* Check input parameters */
if ((check_params_create_ext(p) != 0) ||
((sizeof(struct rte_table_hash) % RTE_CACHE_LINE_SIZE) != 0) ||
- ((sizeof(struct rte_bucket_4_32) % RTE_CACHE_LINE_SIZE) != 0))
+ ((sizeof(struct rte_bucket_4_32) % 64) != 0))
return NULL;
n_entries_per_bucket = 4;
@@ -125,7 +125,7 @@ rte_table_hash_create_key8_lru(void *params, int socket_id, uint32_t entry_size)
/* Check input parameters */
if ((check_params_create_lru(p) != 0) ||
((sizeof(struct rte_table_hash) % RTE_CACHE_LINE_SIZE) != 0) ||
- ((sizeof(struct rte_bucket_4_8) % RTE_CACHE_LINE_SIZE) != 0)) {
+ ((sizeof(struct rte_bucket_4_8) % 64) != 0)) {
return NULL;
}
n_entries_per_bucket = 4;
@@ -332,7 +332,7 @@ rte_table_hash_create_key8_ext(void *params, int socket_id, uint32_t entry_size)
/* Check input parameters */
if ((check_params_create_ext(p) != 0) ||
((sizeof(struct rte_table_hash) % RTE_CACHE_LINE_SIZE) != 0) ||
- ((sizeof(struct rte_bucket_4_8) % RTE_CACHE_LINE_SIZE) != 0))
+ ((sizeof(struct rte_bucket_4_8) % 64) != 0))
return NULL;
n_entries_per_bucket = 4;