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Message-Id: <20220501035524.91205-2-xiangxia.m.yue@gmail.com>
Date: Sun, 1 May 2022 11:55:22 +0800
From: xiangxia.m.yue@...il.com
To: linux-fsdevel@...r.kernel.org, netdev@...r.kernel.org
Cc: Tonghao Zhang <xiangxia.m.yue@...il.com>,
Luis Chamberlain <mcgrof@...nel.org>,
Kees Cook <keescook@...omium.org>,
Iurii Zaikin <yzaikin@...gle.com>,
"David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
David Ahern <dsahern@...nel.org>,
Simon Horman <horms@...ge.net.au>,
Julian Anastasov <ja@....bg>,
Pablo Neira Ayuso <pablo@...filter.org>,
Jozsef Kadlecsik <kadlec@...filter.org>,
Florian Westphal <fw@...len.de>, Shuah Khan <shuah@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Alexei Starovoitov <ast@...nel.org>,
Eric Dumazet <edumazet@...gle.com>,
Lorenz Bauer <lmb@...udflare.com>,
Akhmat Karakotov <hmukos@...dex-team.ru>
Subject: [PATCH v5 1/3] net: sysctl: use shared sysctl macro
From: Tonghao Zhang <xiangxia.m.yue@...il.com>
This patch replace two, four and long_one to SYSCTL_XXX.
Cc: Luis Chamberlain <mcgrof@...nel.org>
Cc: Kees Cook <keescook@...omium.org>
Cc: Iurii Zaikin <yzaikin@...gle.com>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Jakub Kicinski <kuba@...nel.org>
Cc: Paolo Abeni <pabeni@...hat.com>
Cc: Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>
Cc: David Ahern <dsahern@...nel.org>
Cc: Simon Horman <horms@...ge.net.au>
Cc: Julian Anastasov <ja@....bg>
Cc: Pablo Neira Ayuso <pablo@...filter.org>
Cc: Jozsef Kadlecsik <kadlec@...filter.org>
Cc: Florian Westphal <fw@...len.de>
Cc: Shuah Khan <shuah@...nel.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Alexei Starovoitov <ast@...nel.org>
Cc: Eric Dumazet <edumazet@...gle.com>
Cc: Lorenz Bauer <lmb@...udflare.com>
Cc: Akhmat Karakotov <hmukos@...dex-team.ru>
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@...il.com>
---
net/core/sysctl_net_core.c | 10 ++++------
net/ipv4/sysctl_net_ipv4.c | 13 +++++--------
net/ipv6/sysctl_net_ipv6.c | 3 +--
3 files changed, 10 insertions(+), 16 deletions(-)
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 8295e5877eb3..3a0ce309ffcd 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -25,13 +25,11 @@
#include "dev.h"
-static int two = 2;
static int three = 3;
static int int_3600 = 3600;
static int min_sndbuf = SOCK_MIN_SNDBUF;
static int min_rcvbuf = SOCK_MIN_RCVBUF;
static int max_skb_frags = MAX_SKB_FRAGS;
-static long long_one __maybe_unused = 1;
static long long_max __maybe_unused = LONG_MAX;
static int net_msg_warn; /* Unused, but still a sysctl */
@@ -390,7 +388,7 @@ static struct ctl_table net_core_table[] = {
.extra2 = SYSCTL_ONE,
# else
.extra1 = SYSCTL_ZERO,
- .extra2 = &two,
+ .extra2 = SYSCTL_TWO,
# endif
},
# ifdef CONFIG_HAVE_EBPF_JIT
@@ -401,7 +399,7 @@ static struct ctl_table net_core_table[] = {
.mode = 0600,
.proc_handler = proc_dointvec_minmax_bpf_restricted,
.extra1 = SYSCTL_ZERO,
- .extra2 = &two,
+ .extra2 = SYSCTL_TWO,
},
{
.procname = "bpf_jit_kallsyms",
@@ -419,7 +417,7 @@ static struct ctl_table net_core_table[] = {
.maxlen = sizeof(long),
.mode = 0600,
.proc_handler = proc_dolongvec_minmax_bpf_restricted,
- .extra1 = &long_one,
+ .extra1 = SYSCTL_LONG_ONE,
.extra2 = &bpf_jit_limit_max,
},
#endif
@@ -546,7 +544,7 @@ static struct ctl_table net_core_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = SYSCTL_ZERO,
- .extra2 = &two,
+ .extra2 = SYSCTL_TWO,
},
{
.procname = "devconf_inherit_init_net",
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index ad80d180b60b..9ff60a389cd0 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -20,10 +20,7 @@
#include <net/protocol.h>
#include <net/netevent.h>
-static int two = 2;
static int three __maybe_unused = 3;
-static int four = 4;
-static int thousand = 1000;
static int tcp_retr1_max = 255;
static int ip_local_port_range_min[] = { 1, 1 };
static int ip_local_port_range_max[] = { 65535, 65535 };
@@ -1006,7 +1003,7 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dou8vec_minmax,
.extra1 = SYSCTL_ZERO,
- .extra2 = &two,
+ .extra2 = SYSCTL_TWO,
},
{
.procname = "tcp_max_syn_backlog",
@@ -1117,7 +1114,7 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dou8vec_minmax,
.extra1 = SYSCTL_ZERO,
- .extra2 = &four,
+ .extra2 = SYSCTL_FOUR,
},
{
.procname = "tcp_recovery",
@@ -1310,7 +1307,7 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = SYSCTL_ZERO,
- .extra2 = &thousand,
+ .extra2 = SYSCTL_ONE_THOUSAND,
},
{
.procname = "tcp_pacing_ca_ratio",
@@ -1319,7 +1316,7 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = SYSCTL_ZERO,
- .extra2 = &thousand,
+ .extra2 = SYSCTL_ONE_THOUSAND,
},
{
.procname = "tcp_wmem",
@@ -1391,7 +1388,7 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dou8vec_minmax,
.extra1 = SYSCTL_ZERO,
- .extra2 = &two,
+ .extra2 = SYSCTL_TWO,
},
{ }
};
diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index d53dd142bf87..560c48d0ddb7 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -23,7 +23,6 @@
#endif
#include <linux/ioam6.h>
-static int two = 2;
static int three = 3;
static int flowlabel_reflect_max = 0x7;
static int auto_flowlabels_max = IP6_AUTO_FLOW_LABEL_MAX;
@@ -197,7 +196,7 @@ static struct ctl_table ipv6_table_template[] = {
.mode = 0644,
.proc_handler = proc_dou8vec_minmax,
.extra1 = SYSCTL_ZERO,
- .extra2 = &two,
+ .extra2 = SYSCTL_TWO,
},
{
.procname = "ioam6_id",
--
2.27.0
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