[PATCH v5 6/6] table: replace zero length array with flex array

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From: Tyler Retzlaff <roretzla@linux.microsoft.com>
To: dev@dpdk.org
Cc: Bruce Richardson <bruce.richardson@intel.com>,
	Cristian Dumitrescu <cristian.dumitrescu@intel.com>,
	Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>,
	Sameh Gobriel <sameh.gobriel@intel.com>,
	Vladimir Medvedkin <vladimir.medvedkin@intel.com>,
	Yipeng Wang <yipeng1.wang@intel.com>,
	mb@smartsharesystems.com, fengchengwen@huawei.com,
	Tyler Retzlaff <roretzla@linux.microsoft.com>
Subject: [PATCH v5 6/6] table: replace zero length array with flex array
Date: Wed,  6 Mar 2024 12:13:56 -0800	[thread overview]
Message-ID: <1709756036-24068-7-git-send-email-roretzla@linux.microsoft.com> (raw)
In-Reply-To: <1709756036-24068-1-git-send-email-roretzla@linux.microsoft.com>

Zero length arrays are GNU extension. Replace with
standard flex array.

Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
Reviewed-by: Morten Brørup <mb@smartsharesystems.com>
---
 lib/table/rte_table_acl.c         | 2 +-
 lib/table/rte_table_array.c       | 2 +-
 lib/table/rte_table_hash_cuckoo.c | 2 +-
 lib/table/rte_table_hash_ext.c    | 2 +-
 lib/table/rte_table_hash_key16.c  | 2 +-
 lib/table/rte_table_hash_key32.c  | 2 +-
 lib/table/rte_table_hash_key8.c   | 2 +-
 lib/table/rte_table_hash_lru.c    | 2 +-
 lib/table/rte_table_lpm.c         | 2 +-
 lib/table/rte_table_lpm_ipv6.c    | 2 +-
 10 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/lib/table/rte_table_acl.c b/lib/table/rte_table_acl.c
index 6f3be6f..78779bb 100644
--- a/lib/table/rte_table_acl.c
+++ b/lib/table/rte_table_acl.c
@@ -48,7 +48,7 @@ struct rte_table_acl {
 	uint8_t *acl_rule_memory; /* Memory to store the rules */
 
 	/* Memory to store the action table and stack of free entries */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[];
 };
 
 
diff --git a/lib/table/rte_table_array.c b/lib/table/rte_table_array.c
index 71aada4..84b5d67 100644
--- a/lib/table/rte_table_array.c
+++ b/lib/table/rte_table_array.c
@@ -40,7 +40,7 @@ struct __rte_cache_aligned rte_table_array {
 	uint32_t entry_pos_mask;
 
 	/* Internal table */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t array[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t array[];
 };
 
 static void *
diff --git a/lib/table/rte_table_hash_cuckoo.c b/lib/table/rte_table_hash_cuckoo.c
index 04668ca..388eae9 100644
--- a/lib/table/rte_table_hash_cuckoo.c
+++ b/lib/table/rte_table_hash_cuckoo.c
@@ -44,7 +44,7 @@ struct rte_table_hash {
 	struct rte_hash *h_table;
 
 	/* Lookup table */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[];
 };
 
 static int
diff --git a/lib/table/rte_table_hash_ext.c b/lib/table/rte_table_hash_ext.c
index ed93f24..91e5037 100644
--- a/lib/table/rte_table_hash_ext.c
+++ b/lib/table/rte_table_hash_ext.c
@@ -100,7 +100,7 @@ struct rte_table_hash {
 	uint32_t *bkt_ext_stack;
 
 	/* Table memory */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[];
 };
 
 static int
diff --git a/lib/table/rte_table_hash_key16.c b/lib/table/rte_table_hash_key16.c
index 6141815..67b77c1 100644
--- a/lib/table/rte_table_hash_key16.c
+++ b/lib/table/rte_table_hash_key16.c
@@ -85,7 +85,7 @@ struct rte_table_hash {
 	uint32_t *stack;
 
 	/* Lookup table */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[];
 };
 
 static int
diff --git a/lib/table/rte_table_hash_key32.c b/lib/table/rte_table_hash_key32.c
index c8f59ad..1aa86c6 100644
--- a/lib/table/rte_table_hash_key32.c
+++ b/lib/table/rte_table_hash_key32.c
@@ -85,7 +85,7 @@ struct rte_table_hash {
 	uint32_t *stack;
 
 	/* Lookup table */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[];
 };
 
 static int
diff --git a/lib/table/rte_table_hash_key8.c b/lib/table/rte_table_hash_key8.c
index cd91a0e..c8d72b3 100644
--- a/lib/table/rte_table_hash_key8.c
+++ b/lib/table/rte_table_hash_key8.c
@@ -81,7 +81,7 @@ struct rte_table_hash {
 	uint32_t *stack;
 
 	/* Lookup table */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[];
 };
 
 static int
diff --git a/lib/table/rte_table_hash_lru.c b/lib/table/rte_table_hash_lru.c
index 7b67b99..801e48f 100644
--- a/lib/table/rte_table_hash_lru.c
+++ b/lib/table/rte_table_hash_lru.c
@@ -77,7 +77,7 @@ struct rte_table_hash {
 	uint32_t *key_stack;
 
 	/* Table memory */
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t memory[];
 };
 
 static int
diff --git a/lib/table/rte_table_lpm.c b/lib/table/rte_table_lpm.c
index 89f8323..3e10c14 100644
--- a/lib/table/rte_table_lpm.c
+++ b/lib/table/rte_table_lpm.c
@@ -48,7 +48,7 @@ struct rte_table_lpm {
 
 	/* Next Hop Table (NHT) */
 	uint32_t nht_users[RTE_TABLE_LPM_MAX_NEXT_HOPS];
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t nht[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t nht[];
 };
 
 static void *
diff --git a/lib/table/rte_table_lpm_ipv6.c b/lib/table/rte_table_lpm_ipv6.c
index 3dec5dd..c1a7412 100644
--- a/lib/table/rte_table_lpm_ipv6.c
+++ b/lib/table/rte_table_lpm_ipv6.c
@@ -45,7 +45,7 @@ struct rte_table_lpm_ipv6 {
 
 	/* Next Hop Table (NHT) */
 	uint32_t nht_users[RTE_TABLE_LPM_MAX_NEXT_HOPS];
-	alignas(RTE_CACHE_LINE_SIZE) uint8_t nht[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint8_t nht[];
 };
 
 static void *
-- 
1.8.3.1

next prev parent reply	other threads:[~2024-03-06 20:14 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-24 22:17 [PATCH 0/2] more replacement of zero length array Tyler Retzlaff
2024-01-24 22:17 ` [PATCH 1/2] hash: replace zero length array with flex array Tyler Retzlaff
2024-01-24 22:57   ` Honnappa Nagarahalli
2024-01-25  7:16   ` Morten Brørup
2024-01-24 22:17 ` [PATCH 2/2] rcu: " Tyler Retzlaff
2024-01-24 22:57   ` Honnappa Nagarahalli
2024-01-25  7:14   ` Morten Brørup
2024-01-25 12:57 ` [PATCH 0/2] more replacement of zero length array fengchengwen
2024-02-12 22:36 ` [PATCH v2 0/4] " Tyler Retzlaff
2024-02-12 22:36   ` [PATCH v2 1/4] hash: replace zero length array with flex array Tyler Retzlaff
2024-02-12 22:36   ` [PATCH v2 2/4] rcu: " Tyler Retzlaff
2024-02-12 22:36   ` [PATCH v2 3/4] fib: " Tyler Retzlaff
2024-02-12 22:36   ` [PATCH v2 4/4] pipeline: " Tyler Retzlaff
2024-02-12 22:57   ` [PATCH v2 0/4] more replacement of zero length array Stephen Hemminger
2024-02-13  8:31     ` Morten Brørup
2024-02-13 13:14   ` David Marchand
2024-02-13 19:20     ` Tyler Retzlaff
2024-02-14  7:36       ` David Marchand
2024-02-16 10:14         ` David Marchand
2024-02-16 20:46           ` Tyler Retzlaff
2024-02-18 12:31           ` Dodji Seketeli
2024-02-27 23:56 ` [PATCH v3 0/6] " Tyler Retzlaff
2024-02-27 23:56   ` [PATCH v3 1/6] hash: replace zero length array with flex array Tyler Retzlaff
2024-02-27 23:56   ` [PATCH v3 2/6] rcu: " Tyler Retzlaff
2024-02-27 23:56   ` [PATCH v3 3/6] fib: " Tyler Retzlaff
2024-02-27 23:56   ` [PATCH v3 4/6] pipeline: " Tyler Retzlaff
2024-02-27 23:56   ` [PATCH v3 5/6] lpm: " Tyler Retzlaff
2024-02-28  7:26     ` Morten Brørup
2024-02-27 23:56   ` [PATCH v3 6/6] table: " Tyler Retzlaff
2024-02-28  7:27     ` Morten Brørup
2024-02-29 22:58 ` [PATCH v4 0/6] more replacement of zero length array Tyler Retzlaff
2024-02-29 22:58   ` [PATCH v4 1/6] hash: replace zero length array with flex array Tyler Retzlaff
2024-02-29 22:58   ` [PATCH v4 2/6] rcu: " Tyler Retzlaff
2024-02-29 22:58   ` [PATCH v4 3/6] fib: " Tyler Retzlaff
2024-02-29 22:58   ` [PATCH v4 4/6] pipeline: " Tyler Retzlaff
2024-02-29 22:58   ` [PATCH v4 5/6] lpm: " Tyler Retzlaff
2024-03-01  8:12     ` Morten Brørup
2024-02-29 22:58   ` [PATCH v4 6/6] table: " Tyler Retzlaff
2024-03-01  8:13     ` Morten Brørup
2024-03-06 19:39   ` [PATCH v4 0/6] more replacement of zero length array Tyler Retzlaff
2024-03-06 20:13 ` [PATCH v5 " Tyler Retzlaff
2024-03-06 20:13   ` [PATCH v5 1/6] hash: replace zero length array with flex array Tyler Retzlaff
2024-03-06 20:52     ` Medvedkin, Vladimir
2024-03-06 20:13   ` [PATCH v5 2/6] rcu: " Tyler Retzlaff
2024-03-06 20:13   ` [PATCH v5 3/6] fib: " Tyler Retzlaff
2024-03-06 20:53     ` Medvedkin, Vladimir
2024-03-06 20:13   ` [PATCH v5 4/6] pipeline: " Tyler Retzlaff
2024-03-06 20:13   ` [PATCH v5 5/6] lpm: " Tyler Retzlaff
2024-03-06 20:53     ` Medvedkin, Vladimir
2024-03-06 20:13   ` Tyler Retzlaff [this message]
2024-06-11 15:15   ` [PATCH v5 0/6] more replacement of zero length array David Marchand

find likely ancestor, descendant, or conflicting patches for this message:
( dfblob:6f3be6f dfblob:78779bb dfblob:71aada4 dfblob:84b5d67
dfblob:04668ca dfblob:388eae9 dfblob:ed93f24 dfblob:91e5037
dfblob:6141815 dfblob:67b77c1 dfblob:c8f59ad dfblob:1aa86c6
dfblob:cd91a0e dfblob:c8d72b3 dfblob:7b67b99 dfblob:801e48f
dfblob:89f8323 dfblob:3e10c14 dfblob:3dec5dd dfblob:c1a7412 )
 OR (
bs:"[PATCH v5 6/6] table: replace zero length array with flex array" )
	(help)

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