[PATCH v3 14/19] event/dpaa: fix bitmask truncation

Stephen Hemminger stephen at networkplumber.org
Wed Feb 5 17:23:15 CET 2025


More bitmask truncation from mask computation.

Fixes: 0ee17f79ebd0 ("event/dpaa: add enqueue/dequeue")
Cc: sunil.kori at nxp.com
Cc: stable at dpdk.org

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
Acked-by: Hemant Agrawal <hemant.agrawal at nxp.com>
---
 drivers/event/dpaa/dpaa_eventdev.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/event/dpaa/dpaa_eventdev.c b/drivers/event/dpaa/dpaa_eventdev.c
index 853cc1ecf9..400e0ecd1c 100644
--- a/drivers/event/dpaa/dpaa_eventdev.c
+++ b/drivers/event/dpaa/dpaa_eventdev.c
@@ -102,7 +102,7 @@ dpaa_event_enqueue_burst(void *port, const struct rte_event ev[],
 			qman_dca_index(ev[i].impl_opaque, 0);
 			mbuf = DPAA_PER_LCORE_DQRR_MBUF(i);
 			*dpaa_seqn(mbuf) = DPAA_INVALID_MBUF_SEQN;
-			DPAA_PER_LCORE_DQRR_HELD &= ~(1 << i);
+			DPAA_PER_LCORE_DQRR_HELD &= ~(UINT64_C(1) << i);
 			DPAA_PER_LCORE_DQRR_SIZE--;
 			break;
 		default:
@@ -199,11 +199,11 @@ dpaa_event_dequeue_burst(void *port, struct rte_event ev[],
 	/* Check if there are atomic contexts to be released */
 	i = 0;
 	while (DPAA_PER_LCORE_DQRR_SIZE) {
-		if (DPAA_PER_LCORE_DQRR_HELD & (1 << i)) {
+		if (DPAA_PER_LCORE_DQRR_HELD & (UINT64_C(1) << i)) {
 			qman_dca_index(i, 0);
 			mbuf = DPAA_PER_LCORE_DQRR_MBUF(i);
 			*dpaa_seqn(mbuf) = DPAA_INVALID_MBUF_SEQN;
-			DPAA_PER_LCORE_DQRR_HELD &= ~(1 << i);
+			DPAA_PER_LCORE_DQRR_HELD &= ~(UINT64_C(1) << i);
 			DPAA_PER_LCORE_DQRR_SIZE--;
 		}
 		i++;
@@ -263,11 +263,11 @@ dpaa_event_dequeue_burst_intr(void *port, struct rte_event ev[],
 	/* Check if there are atomic contexts to be released */
 	i = 0;
 	while (DPAA_PER_LCORE_DQRR_SIZE) {
-		if (DPAA_PER_LCORE_DQRR_HELD & (1 << i)) {
+		if (DPAA_PER_LCORE_DQRR_HELD & (UINT64_C(1) << i)) {
 			qman_dca_index(i, 0);
 			mbuf = DPAA_PER_LCORE_DQRR_MBUF(i);
 			*dpaa_seqn(mbuf) = DPAA_INVALID_MBUF_SEQN;
-			DPAA_PER_LCORE_DQRR_HELD &= ~(1 << i);
+			DPAA_PER_LCORE_DQRR_HELD &= ~(UINT64_C(1) << i);
 			DPAA_PER_LCORE_DQRR_SIZE--;
 		}
 		i++;
-- 
2.47.2



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