d/numam-dpdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

acl: fix invalid rule wildness calculation for bitmask field type

Browse Source 
Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
This commit is contained in:
Konstantin Ananyev 2015-06-08 11:41:23 +01:00 committed by Thomas Monjalon
parent 5f4cd47309
commit faea1ce70c
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
lib/librte_acl/acl_bld.c
View File

@ -1362,6 +1362,9 @@ acl_calc_wildness(struct rte_acl_build_rule *head,
for (n = 0; n < config->num_fields; n++) {
double wild = 0;
uint64_t msk_val =
RTE_LEN2MASK(CHAR_BIT * config->defs[n].size,
typeof(msk_val));
double size = CHAR_BIT * config->defs[n].size;
int field_index = config->defs[n].field_index;
const struct rte_acl_field *fld = rule->f->field +
@ -1369,8 +1372,8 @@ acl_calc_wildness(struct rte_acl_build_rule *head,
switch (rule->config->defs[n].type) {
case RTE_ACL_FIELD_TYPE_BITMASK:
wild = (size - __builtin_popcount(
fld->mask_range.u8)) /
wild = (size - __builtin_popcountll(
fld->mask_range.u64 & msk_val)) /
size;
break;