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Date: Sat,  9 Mar 2024 18:31:22 +0800
From: wenyang.linux@...mail.com
To: "Eric W . Biederman" <ebiederm@...ssion.com>,
	Luis Chamberlain <mcgrof@...nel.org>,
	Kees Cook <keescook@...omium.org>,
	Joel Granados <j.granados@...sung.com>,
	Christian Brauner <brauner@...nel.org>
Cc: Wen Yang <wenyang.linux@...mail.com>,
	"David S. Miller" <davem@...emloft.net>,
	David Ahern <dsahern@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 5/9] svcrdma: delete these unnecessary static variables min_ord, max_ord, etc

From: Wen Yang <wenyang.linux@...mail.com>

Delete unnecessary static variables (min_ord, max_ord, etc.)
and encode them directly in the table entry.

Signed-off-by: Wen Yang <wenyang.linux@...mail.com>
Cc: Eric W. Biederman <ebiederm@...ssion.com>
Cc: Luis Chamberlain <mcgrof@...nel.org>
Cc: Kees Cook <keescook@...omium.org>
Cc: Joel Granados <j.granados@...sung.com>
Cc: Christian Brauner <brauner@...nel.org>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: David Ahern <dsahern@...nel.org>
Cc: Eric Dumazet <edumazet@...gle.com>
Cc: Jakub Kicinski <kuba@...nel.org>
Cc: Paolo Abeni <pabeni@...hat.com>
Cc: linux-kernel@...r.kernel.org
---
 net/sunrpc/xprtrdma/svc_rdma.c | 21 +++++++++------------
 1 file changed, 9 insertions(+), 12 deletions(-)

diff --git a/net/sunrpc/xprtrdma/svc_rdma.c b/net/sunrpc/xprtrdma/svc_rdma.c
index f86970733eb0..98cde9c2bf5a 100644
--- a/net/sunrpc/xprtrdma/svc_rdma.c
+++ b/net/sunrpc/xprtrdma/svc_rdma.c
@@ -53,15 +53,9 @@
 
 /* RPC/RDMA parameters */
 unsigned int svcrdma_ord = 16;	/* historical default */
-static unsigned int min_ord = 1;
-static unsigned int max_ord = 255;
 unsigned int svcrdma_max_requests = RPCRDMA_MAX_REQUESTS;
 unsigned int svcrdma_max_bc_requests = RPCRDMA_MAX_BC_REQUESTS;
-static unsigned int min_max_requests = 4;
-static unsigned int max_max_requests = 16384;
 unsigned int svcrdma_max_req_size = RPCRDMA_DEF_INLINE_THRESH;
-static unsigned int min_max_inline = RPCRDMA_DEF_INLINE_THRESH;
-static unsigned int max_max_inline = RPCRDMA_MAX_INLINE_THRESH;
 static unsigned int svcrdma_stat_unused;
 static unsigned int zero;
 
@@ -114,8 +108,9 @@ static struct ctl_table svcrdma_parm_table[] = {
 		.maxlen		= sizeof(unsigned int),
 		.mode		= 0644,
 		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &min_max_requests,
-		.extra2		= &max_max_requests
+		.min		= SYSCTL_NUMERIC_FOUR,
+		.max		= SYSCTL_NUMERIC_16K,
+		.extra_flags	= SYSCTL_TABLE_EXTRA_LONG_INIT_MINMAX,
 	},
 	{
 		.procname	= "max_req_size",
@@ -123,8 +118,9 @@ static struct ctl_table svcrdma_parm_table[] = {
 		.maxlen		= sizeof(unsigned int),
 		.mode		= 0644,
 		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &min_max_inline,
-		.extra2		= &max_max_inline
+		.min		= RPCRDMA_DEF_INLINE_THRESH,
+		.max		= RPCRDMA_MAX_INLINE_THRESH,
+		.extra_flags	= SYSCTL_TABLE_EXTRA_LONG_INIT_MINMAX,
 	},
 	{
 		.procname	= "max_outbound_read_requests",
@@ -132,8 +128,9 @@ static struct ctl_table svcrdma_parm_table[] = {
 		.maxlen		= sizeof(unsigned int),
 		.mode		= 0644,
 		.proc_handler	= proc_dointvec_minmax,
-		.extra1		= &min_ord,
-		.extra2		= &max_ord,
+		.min		= SYSCTL_NUMERIC_ONE,
+		.max		= SYSCTL_NUMERIC_U8_MAX,
+		.extra_flags	= SYSCTL_TABLE_EXTRA_LONG_INIT_MINMAX,
 	},
 
 	{
-- 
2.25.1


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