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[PATCH] knfsd: Convert sunrpc_cache to use krefs

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.. it makes some of the code nicer.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
NeilBrown 2006-03-27 01:15:09 -08:00 • committed by Linus Torvalds
parent ebd0cb1af3
commit baab935ff3
8 changed files with 72 additions and 84 deletions
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20
net/sunrpc/svcauth_unix.c
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@ -84,15 +84,15 @@ struct ip_map {
};
static struct cache_head *ip_table[IP_HASHMAX];
static void ip_map_put(struct cache_head *item, struct cache_detail *cd)
static void ip_map_put(struct kref *kref)
{
struct cache_head *item = container_of(kref, struct cache_head, ref);
struct ip_map *im = container_of(item, struct ip_map,h);
if (cache_put(item, cd)) {
if (test_bit(CACHE_VALID, &item->flags) &&
!test_bit(CACHE_NEGATIVE, &item->flags))
auth_domain_put(&im->m_client->h);
kfree(im);
}
if (test_bit(CACHE_VALID, &item->flags) &&
!test_bit(CACHE_NEGATIVE, &item->flags))
auth_domain_put(&im->m_client->h);
kfree(im);
}
#if IP_HASHBITS == 8
@ -315,7 +315,7 @@ static int ip_map_update(struct ip_map *ipm, struct unix_domain *udom, time_t ex
hash_ip((unsigned long)ipm->m_addr.s_addr));
if (!ch)
return -ENOMEM;
ip_map_put(ch, &ip_map_cache);
cache_put(ch, &ip_map_cache);
return 0;
}
@ -369,7 +369,7 @@ struct auth_domain *auth_unix_lookup(struct in_addr addr)
rv = &ipm->m_client->h;
kref_get(&rv->ref);
}
ip_map_put(&ipm->h, &ip_map_cache);
cache_put(&ipm->h, &ip_map_cache);
return rv;
}
@ -403,7 +403,7 @@ svcauth_unix_set_client(struct svc_rqst *rqstp)
case 0:
rqstp->rq_client = &ipm->m_client->h;
kref_get(&rqstp->rq_client->ref);
ip_map_put(&ipm->h, &ip_map_cache);
cache_put(&ipm->h, &ip_map_cache);
break;
}
return SVC_OK;