netdev - [PATCH net-next 5/6] tcp: Simplify the allocation of slab caches

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Message-Id: <20240205072013.427639-6-chentao@kylinos.cn>
Date: Mon,  5 Feb 2024 15:20:12 +0800
From: Kunwu Chan <chentao@...inos.cn>
To: davem@...emloft.net,
	dsahern@...nel.org,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	jiri@...nulli.us
Cc: netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Kunwu Chan <chentao@...inos.cn>
Subject: [PATCH net-next 5/6] tcp: Simplify the allocation of slab caches

Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.
And change cache name from 'tcp_bind_bucket' to 'inet_bind_bucket',
'tcp_bind2_bucket' to 'inet_bind2_bucket'.

Signed-off-by: Kunwu Chan <chentao@...inos.cn>
---
 net/ipv4/tcp.c | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index a1c6de385cce..2dc3dd4323c2 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -4697,17 +4697,11 @@ void __init tcp_init(void)
 			    thash_entries, 21,  /* one slot per 2 MB*/
 			    0, 64 * 1024);
 	tcp_hashinfo.bind_bucket_cachep =
-		kmem_cache_create("tcp_bind_bucket",
-				  sizeof(struct inet_bind_bucket), 0,
-				  SLAB_HWCACHE_ALIGN | SLAB_PANIC |
-				  SLAB_ACCOUNT,
-				  NULL);
+		KMEM_CACHE(inet_bind_bucket,
+			   SLAB_HWCACHE_ALIGN | SLAB_PANIC | SLAB_ACCOUNT);
 	tcp_hashinfo.bind2_bucket_cachep =
-		kmem_cache_create("tcp_bind2_bucket",
-				  sizeof(struct inet_bind2_bucket), 0,
-				  SLAB_HWCACHE_ALIGN | SLAB_PANIC |
-				  SLAB_ACCOUNT,
-				  NULL);
+		KMEM_CACHE(inet_bind2_bucket,
+			   SLAB_HWCACHE_ALIGN | SLAB_PANIC | SLAB_ACCOUNT);
 
 	/* Size and allocate the main established and bind bucket
 	 * hash tables.
-- 
2.39.2