diff options
Diffstat (limited to 'net/ipv6/ip6_fib.c')
-rw-r--r-- | net/ipv6/ip6_fib.c | 62 |
1 files changed, 22 insertions, 40 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 1ee4fa17c12..08ea2de28d6 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -5,8 +5,6 @@ * Authors: * Pedro Roque <roque@di.fc.ul.pt> * - * $Id: ip6_fib.c,v 1.25 2001/10/31 21:55:55 davem Exp $ - * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version @@ -663,17 +661,17 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt, static __inline__ void fib6_start_gc(struct net *net, struct rt6_info *rt) { - if (net->ipv6.ip6_fib_timer->expires == 0 && + if (!timer_pending(&net->ipv6.ip6_fib_timer) && (rt->rt6i_flags & (RTF_EXPIRES|RTF_CACHE))) - mod_timer(net->ipv6.ip6_fib_timer, jiffies + - net->ipv6.sysctl.ip6_rt_gc_interval); + mod_timer(&net->ipv6.ip6_fib_timer, + jiffies + net->ipv6.sysctl.ip6_rt_gc_interval); } void fib6_force_start_gc(struct net *net) { - if (net->ipv6.ip6_fib_timer->expires == 0) - mod_timer(net->ipv6.ip6_fib_timer, jiffies + - net->ipv6.sysctl.ip6_rt_gc_interval); + if (!timer_pending(&net->ipv6.ip6_fib_timer)) + mod_timer(&net->ipv6.ip6_fib_timer, + jiffies + net->ipv6.sysctl.ip6_rt_gc_interval); } /* @@ -1449,27 +1447,23 @@ void fib6_run_gc(unsigned long expires, struct net *net) gc_args.timeout = expires ? (int)expires : net->ipv6.sysctl.ip6_rt_gc_interval; } else { - local_bh_disable(); - if (!spin_trylock(&fib6_gc_lock)) { - mod_timer(net->ipv6.ip6_fib_timer, jiffies + HZ); - local_bh_enable(); + if (!spin_trylock_bh(&fib6_gc_lock)) { + mod_timer(&net->ipv6.ip6_fib_timer, jiffies + HZ); return; } gc_args.timeout = net->ipv6.sysctl.ip6_rt_gc_interval; } - gc_args.more = 0; - icmp6_dst_gc(&gc_args.more); + gc_args.more = icmp6_dst_gc(); fib6_clean_all(net, fib6_age, 0, NULL); if (gc_args.more) - mod_timer(net->ipv6.ip6_fib_timer, jiffies + - net->ipv6.sysctl.ip6_rt_gc_interval); - else { - del_timer(net->ipv6.ip6_fib_timer); - net->ipv6.ip6_fib_timer->expires = 0; - } + mod_timer(&net->ipv6.ip6_fib_timer, + round_jiffies(jiffies + + net->ipv6.sysctl.ip6_rt_gc_interval)); + else + del_timer(&net->ipv6.ip6_fib_timer); spin_unlock_bh(&fib6_gc_lock); } @@ -1480,24 +1474,15 @@ static void fib6_gc_timer_cb(unsigned long arg) static int fib6_net_init(struct net *net) { - int ret; - struct timer_list *timer; - - ret = -ENOMEM; - timer = kzalloc(sizeof(*timer), GFP_KERNEL); - if (!timer) - goto out; - - setup_timer(timer, fib6_gc_timer_cb, (unsigned long)net); - net->ipv6.ip6_fib_timer = timer; + setup_timer(&net->ipv6.ip6_fib_timer, fib6_gc_timer_cb, (unsigned long)net); net->ipv6.rt6_stats = kzalloc(sizeof(*net->ipv6.rt6_stats), GFP_KERNEL); if (!net->ipv6.rt6_stats) goto out_timer; - net->ipv6.fib_table_hash = - kzalloc(sizeof(*net->ipv6.fib_table_hash)*FIB_TABLE_HASHSZ, - GFP_KERNEL); + net->ipv6.fib_table_hash = kcalloc(FIB_TABLE_HASHSZ, + sizeof(*net->ipv6.fib_table_hash), + GFP_KERNEL); if (!net->ipv6.fib_table_hash) goto out_rt6_stats; @@ -1523,9 +1508,7 @@ static int fib6_net_init(struct net *net) #endif fib6_tables_init(net); - ret = 0; -out: - return ret; + return 0; #ifdef CONFIG_IPV6_MULTIPLE_TABLES out_fib6_main_tbl: @@ -1536,15 +1519,14 @@ out_fib_table_hash: out_rt6_stats: kfree(net->ipv6.rt6_stats); out_timer: - kfree(timer); - goto out; + return -ENOMEM; } static void fib6_net_exit(struct net *net) { rt6_ifdown(net, NULL); - del_timer_sync(net->ipv6.ip6_fib_timer); - kfree(net->ipv6.ip6_fib_timer); + del_timer_sync(&net->ipv6.ip6_fib_timer); + #ifdef CONFIG_IPV6_MULTIPLE_TABLES kfree(net->ipv6.fib6_local_tbl); #endif |