Ignore mask ignores essential bits WHICH could have been contiguous.
This commit aims to rectify that
Cc: sta...@dpdk.org
Signed-off-by: Vipin P R <vip...@vmware.com>
Acked-by: Kumara Parameshwaran <kparamesh...@vmware.com>
---
Depends-on: 0001-Memory-Allocation-Fixes-ms_idx-jump-lookahead-during.patch
Depends-on: 0002-Memory-Allocation-Fixes-ms_idx-jump-lookbehind-durin.patch
---
lib/eal/common/eal_common_fbarray.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/lib/eal/common/eal_common_fbarray.c
b/lib/eal/common/eal_common_fbarray.c
index 90240e8..313681a 100644
--- a/lib/eal/common/eal_common_fbarray.c
+++ b/lib/eal/common/eal_common_fbarray.c
@@ -235,7 +235,12 @@ find_next_n(const struct rte_fbarray *arr, unsigned int
start, unsigned int n,
* no runs in the space we've lookahead-scanned
* as well, so skip that on next iteration.
*/
- ignore_msk = ~((1ULL << need) - 1);
+ if (!lookahead_msk) {
+ /* There aren't "need" number of
contiguous bits anywhere in the mask.
+ * Ignore these many number of bits
from LSB for the next iteration.
+ */
+ ignore_msk = ~((1ULL << need) - 1);
+ }
msk_idx = lookahead_idx - 1;
break;
}
--
2.7.4
