When all rules with depth > 24 are deleted in a same sub-table
(tlb8 group) and only a rule with depth <=24 is left in it,
this sub-table (tlb8 group) should be recycled.
Fixes: dc81ebbacaeb ("lpm: extend IPv4 next hop field")
Fixes: af75078fece3 ("first public release")
Signed-off-by: Wei Dai <wei.dai at intel.com>
---
lib/librte_lpm/rte_lpm.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/librte_lpm/rte_lpm.c b/lib/librte_lpm/rte_lpm.c
index 6f65d1c..24fec4b 100644
--- a/lib/librte_lpm/rte_lpm.c
+++ b/lib/librte_lpm/rte_lpm.c
@@ -1533,7 +1533,7 @@ tbl8_recycle_check_v20(struct rte_lpm_tbl_entry_v20 *tbl8,
* and if so check the rest of the entries to verify that they
* are all of this depth.
*/
- if (tbl8[tbl8_group_start].depth < MAX_DEPTH_TBL24) {
+ if (tbl8[tbl8_group_start].depth <= MAX_DEPTH_TBL24) {
for (i = (tbl8_group_start + 1); i < tbl8_group_end;
i++) {
@@ -1580,7 +1580,7 @@ tbl8_recycle_check_v1604(struct rte_lpm_tbl_entry *tbl8,
* and if so check the rest of the entries to verify that they
* are all of this depth.
*/
- if (tbl8[tbl8_group_start].depth < MAX_DEPTH_TBL24) {
+ if (tbl8[tbl8_group_start].depth <= MAX_DEPTH_TBL24) {
for (i = (tbl8_group_start + 1); i < tbl8_group_end;
i++) {
--
2.5.5
