[EQL]: Rewrite to be SMP safe.

include/linux/if_eql.h

@@ -19,8 +19,6 @@
 #ifndef _LINUX_IF_EQL_H
 #define _LINUX_IF_EQL_H
 
-#include <linux/timer.h>
-
 #define EQL_DEFAULT_SLAVE_PRIORITY 28800
 #define EQL_DEFAULT_MAX_SLAVES     4
 #define EQL_DEFAULT_MTU            576
@@ -35,32 +33,37 @@
 #define EQL_GETMASTRCFG (SIOCDEVPRIVATE + 4)
 #define EQL_SETMASTRCFG (SIOCDEVPRIVATE + 5)
 
+#ifdef __KERNEL__
+
+#include <linux/timer.h>
+#include <linux/spinlock.h>
+
 typedef struct slave {
+	struct list_head	list;
 	struct net_device	*dev;
 	long			priority;
 	long			priority_bps;
 	long			priority_Bps;
 	long			bytes_queued;
-  struct slave *next;
 } slave_t;
 
 typedef struct slave_queue {
-  slave_t *head;
-  slave_t *best_slave;
+	spinlock_t		lock;
+	struct list_head	all_slaves;
 	int			num_slaves;
 	struct net_device	*master_dev;
-  char lock;
 } slave_queue_t;
 
 typedef struct equalizer {
-  slave_queue_t *queue;
+	slave_queue_t		queue;
 	int			min_slaves;
 	int			max_slaves;
-  struct net_device_stats *stats;
+	struct net_device_stats	stats;
 	struct timer_list	timer;
-  char timer_on;
 } equalizer_t;  
 
+#endif /* __KERNEL__ */
+
 typedef struct master_config {
 	char	master_name[16];
 	int	max_slaves;