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Commit b8932817 authored by Tom Herbert's avatar Tom Herbert Committed by David S. Miller
Browse files

ila: Call library function alloc_bucket_locks 



To allocate the array of bucket locks for the hash table we now
call library function alloc_bucket_spinlocks.

Signed-off-by: default avatarTom Herbert <tom@quantonium.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f7a2ba5a

net/ipv6/ila/ila_xlat.c

+5 −18
Original line number Diff line number Diff line
@@ -31,27 +31,14 @@ struct ila_net { 
	bool hooks_registered;

};



#define MAX_LOCKS 1024

#define	LOCKS_PER_CPU 10



static int alloc_ila_locks(struct ila_net *ilan)

{

	unsigned int i, size;

	unsigned int nr_pcpus = num_possible_cpus();



	nr_pcpus = min_t(unsigned int, nr_pcpus, 32UL);

	size = roundup_pow_of_two(nr_pcpus * LOCKS_PER_CPU);



	if (sizeof(spinlock_t) != 0) {

		ilan->locks = kvmalloc_array(size, sizeof(spinlock_t),

	return alloc_bucket_spinlocks(&ilan->locks, &ilan->locks_mask,

				      MAX_LOCKS, LOCKS_PER_CPU,

				      GFP_KERNEL);

		if (!ilan->locks)

			return -ENOMEM;

		for (i = 0; i < size; i++)

			spin_lock_init(&ilan->locks[i]);

	}

	ilan->locks_mask = size - 1;



	return 0;

}



static u32 hashrnd __read_mostly;
@@ -640,7 +627,7 @@ static __net_exit void ila_exit_net(struct net *net) 


	rhashtable_free_and_destroy(&ilan->rhash_table, ila_free_cb, NULL);



	kvfree(ilan->locks);

	free_bucket_spinlocks(ilan->locks);



	if (ilan->hooks_registered)

		nf_unregister_net_hooks(net, ila_nf_hook_ops,