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llc: make lock static

PATCH Applied Stephen Hemminger 2 participants 2 messages Jan 3, 2014 – Jan 4, 2014

Subsystems (3)
Networking Network drivers LLC (802.2)
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Stephen Hemminger

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PATCH 1/1 llc: make lock static

The llc_sap_list_lock does not need to be global, only acquired in core.

Signed-off-by Stephen Hemminger <[email protected]>
include/net/llc.h +0 -1
@@ -93,7 +93,6 @@ struct hlist_nulls_head *llc_sk_laddr_ha
 #define LLC_DEST_CONN            2      /* Type 2 goes here */
 
 extern struct list_head llc_sap_list;
-extern spinlock_t llc_sap_list_lock;
 
 int llc_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
 	    struct net_device *orig_dev);
net/llc/llc_core.c +1 -2
@@ -23,7 +23,7 @@
 #include <net/llc.h>
 
 LIST_HEAD(llc_sap_list);
-DEFINE_SPINLOCK(llc_sap_list_lock);
+static DEFINE_SPINLOCK(llc_sap_list_lock);
 
 /**
  *	llc_sap_alloc - allocates and initializes sap.

@@ -159,7 +159,6 @@ module_init(llc_init);
 module_exit(llc_exit);
 
 EXPORT_SYMBOL(llc_sap_list);
-EXPORT_SYMBOL(llc_sap_list_lock);
 EXPORT_SYMBOL(llc_sap_find);
 EXPORT_SYMBOL(llc_sap_open);
 EXPORT_SYMBOL(llc_sap_close);