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items: [patch 17/38][IPV6] ip6_fib - dynamically allocate the ip6 fib gc timer

[patch 17/38][IPV6] ip6_fib - dynamically allocate the ip6 fib gc timer
type: item
description: The ip6_fib_timer gc timer is dynamically allocated and initialized in the ip6 fib init function. There are no more references to a static global variable. Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com> Signed-off-by: Benjamin Thery <benjamin.thery@bull.net> --- net/ipv6/ip6_fib.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) Index: linux-2.6-netns/net/ipv6/ip6_fib.c =================================================================== --- linux-2.6-netns.orig/net/ipv6/ip6_fib.c +++ linux-2.6-netns/net/ipv6/ip6_fib.c @@ -93,10 +93,7 @@ static int fib6_walk_continue(struct fib static __u32 rt_sernum; -static void fib6_gc_timer_cb(unsigned long arg); - -static DEFINE_TIMER(__ip6_fib_timer, fib6_gc_timer_cb, 0, (unsigned long)&init_net); -static struct timer_list *ip6_fib_timer = &__ip6_fib_timer; +static struct timer_list *ip6_fib_timer; static struct fib6_walker_t fib6_walker_list = { .prev = &fib6_walker_list, @@ -1533,6 +1530,15 @@ void __init fib6_init(void) 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL); + ip6_fib_timer = kzalloc(sizeof(*ip6_fib_timer), GFP_KERNEL); + if (!ip6_fib_timer) + panic("IPV6: failed to allocate the gc timer\n"); + + ip6_fib_timer->function = fib6_gc_timer_cb; + ip6_fib_timer->expires = 0; + ip6_fib_timer->data = (unsigned long)&init_net; + ip6_fib_timer->base = &boot_tvec_bases; + register_pernet_subsys(&fib6_net_ops); __rtnl_register(PF_INET6, RTM_GETROUTE, NULL, inet6_dump_fib); } @@ -1540,6 +1546,7 @@ void __init fib6_init(void) void fib6_gc_cleanup(void) { del_timer(ip6_fib_timer); + kfree(ip6_fib_timer); unregister_pernet_subsys(&fib6_net_ops); kmem_cache_destroy(fib6_node_kmem); } -- _______________________________________________ Containers mailing list Containers@lists.linux-foundation.org https://lists.linux-foundation.org/mailman/listinfo/containers
creator: Daniel Lezcano
date: 2007-12-03T16:16:53-00:00