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From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>,
	Liang Ma <liangma@liangbit.com>,
	Peter Mccarthy <peter.mccarthy@intel.com>,
	Harry van Haaren <harry.van.haaren@intel.com>,
	Amit Prakash Shukla <amitprakashs@marvell.com>,
	Jerin Jacob <jerinj@marvell.com>
Subject: [PATCH] eventdev: replace zero-length-array
Date: Tue,  1 Oct 2024 15:01:14 -0700	[thread overview]
Message-ID: <20241001220114.423998-1-stephen@networkplumber.org> (raw)

Zero Length Array's (ZLA) are a Gcc extension, and standard
Variable Length Array (VLA) should be used instead.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/event/opdl/opdl_ring.c       | 2 +-
 drivers/event/sw/event_ring.h        | 2 +-
 lib/eventdev/rte_event_dma_adapter.h | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/event/opdl/opdl_ring.c b/drivers/event/opdl/opdl_ring.c
index 6799ec996b..60991c4b03 100644
--- a/drivers/event/opdl/opdl_ring.c
+++ b/drivers/event/opdl/opdl_ring.c
@@ -119,7 +119,7 @@ struct opdl_ring {
 	/* Stages indexed by ID */
 	struct opdl_stage *stages;
 	/* Memory for storing slot data */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t slots[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t slots[];
 };
 
 
diff --git a/drivers/event/sw/event_ring.h b/drivers/event/sw/event_ring.h
index 29db267b77..35931888dd 100644
--- a/drivers/event/sw/event_ring.h
+++ b/drivers/event/sw/event_ring.h
@@ -27,7 +27,7 @@ struct rob_ring {
 	uint32_t size;
 	uint32_t write_idx;
 	uint32_t read_idx;
-	alignas(RTE_CACHE_LINE_SIZE) void *ring[0];
+	alignas(RTE_CACHE_LINE_SIZE) void *ring[];
 };
 
 static inline struct rob_ring *
diff --git a/lib/eventdev/rte_event_dma_adapter.h b/lib/eventdev/rte_event_dma_adapter.h
index 768390cd30..5c480b82ff 100644
--- a/lib/eventdev/rte_event_dma_adapter.h
+++ b/lib/eventdev/rte_event_dma_adapter.h
@@ -204,7 +204,7 @@ struct rte_event_dma_adapter_op {
 	/**< Number of source segments. */
 	uint16_t nb_dst;
 	/**< Number of destination segments. */
-	struct rte_dma_sge src_dst_seg[0];
+	struct rte_dma_sge src_dst_seg[];
 	/**< Source and destination segments. */
 };
 
-- 
2.45.2


             reply	other threads:[~2024-10-01 22:01 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-01 22:01 Stephen Hemminger [this message]
2024-10-03 15:59 ` [PATCH] eventdev: replace zero-length-array Jerin Jacob
2024-10-03 16:41   ` Stephen Hemminger

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