Re: [PATCH] netfilter: iptables no lockdep is needed..

[Jarek Poplawski]

On Sat, Apr 25, 2009 at 01:30:52PM -0700, Stephen Hemminger wrote:
> Epilogue due to master Jarek. Lockdep carest not about the locking
> doth bestowed. Therefore no keys are needed.
> 
> Signed-off-by: Stephen Hemminger <shemminger@xxxxxxxxxx>

Very nice! I guess this Shakespeare guy Will sign off this all too. ;-)

Thanks,
Jarek P.

> 
> ---
>  net/netfilter/x_tables.c |    9 ++-------
>  1 file changed, 2 insertions(+), 7 deletions(-)
> 
> --- a/net/netfilter/x_tables.c	2009-04-25 13:25:48.115026283 -0700
> +++ b/net/netfilter/x_tables.c	2009-04-25 13:26:15.646215635 -0700
> @@ -1145,14 +1145,9 @@ static int __init xt_init(void)
>  {
>  	unsigned int i;
>  	int rv;
> -	static struct lock_class_key xt_lock_key[NR_CPUS];
>  
> -	for_each_possible_cpu(i) {
> -		rwlock_t *lock = &per_cpu(xt_info_locks, i);
> -
> -		rwlock_init(lock);
> -		lockdep_set_class(lock, xt_lock_key+i);
> -	}
> +	for_each_possible_cpu(i)
> +		rwlock_init(&per_cpu(xt_info_locks, i));
>  
>  	xt = kmalloc(sizeof(struct xt_af) * NFPROTO_NUMPROTO, GFP_KERNEL);
>  	if (!xt)
--
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