linux-kernel - [PATCH v2 13/23] netconsole: Move setting of default ports.

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Message-ID: <20101108203252.22479.95111.stgit@crlf.mtv.corp.google.com>
Date:	Mon, 08 Nov 2010 12:32:53 -0800
From:	Mike Waychison <mikew@...gle.com>
To:	simon.kagstrom@...insight.net, davem@...emloft.net,
	nhorman@...driver.com, Matt Mackall <mpm@...enic.com>
Cc:	adurbin@...gle.com, linux-kernel@...r.kernel.org,
	chavey@...gle.com, Greg KH <greg@...ah.com>,
	Américo Wang <xiyou.wangcong@...il.com>,
	akpm@...ux-foundation.org, linux-api@...r.kernel.org
Subject: [PATCH v2 13/23] netconsole: Move setting of default ports.

Clients of netpoll_targets need to be able to specify the default port
numbers.  Do this by specifying the default port numbers in struct
netpoll_targets directly.

Signed-off-by: Mike Waychison <mikew@...gle.com>
---
 drivers/net/netconsole.c |   13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 2fe571d..0d77fc8 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -68,6 +68,7 @@ __setup("netconsole=", option_setup);
 struct netpoll_targets {
 	struct list_head list;
 	spinlock_t lock;
+	u16 default_local_port, default_remote_port;
 #ifdef	CONFIG_NETPOLL_TARGETS_DYNAMIC
 	struct configfs_subsystem configfs_subsys;
 #endif
@@ -161,8 +162,8 @@ static struct netpoll_target *alloc_param_target(struct netpoll_targets *nts,
 	nt->nts = nts;
 	nt->np.name = nts->subsys_name;
 	strlcpy(nt->np.dev_name, "eth0", IFNAMSIZ);
-	nt->np.local_port = 6665;
-	nt->np.remote_port = 6666;
+	nt->np.local_port = nts->default_local_port;
+	nt->np.remote_port = nts->default_remote_port;
 	memset(nt->np.remote_mac, 0xff, ETH_ALEN);
 	INIT_WORK(&nt->cleanup_work, deferred_netpoll_cleanup);
 
@@ -635,8 +636,8 @@ static struct config_item *make_netpoll_target(struct config_group *group,
 	nt->nts = nts;
 	nt->np.name = nts->subsys_name;
 	strlcpy(nt->np.dev_name, "eth0", IFNAMSIZ);
-	nt->np.local_port = 6665;
-	nt->np.remote_port = 6666;
+	nt->np.local_port = nts->default_local_port;
+	nt->np.remote_port = nts->default_remote_port;
 	memset(nt->np.remote_mac, 0xff, ETH_ALEN);
 	INIT_WORK(&nt->cleanup_work, deferred_netpoll_cleanup);
 
@@ -923,6 +924,10 @@ static void __exit unregister_netpoll_targets(struct netpoll_targets *nts)
 static int __init init_netconsole(void)
 {
 	int err;
+
+	targets.default_local_port = 6665;
+	targets.default_remote_port = 6666;
+
 	err = register_netpoll_targets("netconsole", &targets, config);
 	if (err)
 		return err;

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