[PATCH v8 1/4] net/zxdh: fix queue enable intr issues
From: Junlong Wang <hidden>
Date: 2026-06-25 12:04:09
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Fix incorrect condition check in zxdh_queue_enable_intr.
Change "==" to "!=", consistent with zxdh_queue_disable_intr logic,
to properly enable interrupts when event_flags_shadow is not
already set to ENABLE state.
Fixes: 7677f3871ef3 ("net/zxdh: setup Rx/Tx queues and interrupt")
Cc: stable@dpdk.org
Signed-off-by: Junlong Wang <redacted>
---
drivers/net/zxdh/zxdh_queue.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/zxdh/zxdh_queue.h b/drivers/net/zxdh/zxdh_queue.h
index 1a0c8a0d90..711ea291d0 100644
--- a/drivers/net/zxdh/zxdh_queue.h
+++ b/drivers/net/zxdh/zxdh_queue.h@@ -340,8 +340,8 @@ zxdh_queue_disable_intr(struct zxdh_virtqueue *vq) static inline void zxdh_queue_enable_intr(struct zxdh_virtqueue *vq) { - if (vq->vq_packed.event_flags_shadow == ZXDH_RING_EVENT_FLAGS_DISABLE) { - vq->vq_packed.event_flags_shadow = ZXDH_RING_EVENT_FLAGS_DISABLE; + if (vq->vq_packed.event_flags_shadow != ZXDH_RING_EVENT_FLAGS_ENABLE) { + vq->vq_packed.event_flags_shadow = ZXDH_RING_EVENT_FLAGS_ENABLE; vq->vq_packed.ring.driver->desc_event_flags = vq->vq_packed.event_flags_shadow; } }
--
2.27.0