lockd: Enable NLM use of AF_INET6

If the kernel is configured to support IPv6 and the RPC server can register
services via rpcbindv4, we are all set to enable IPv6 support for lockd.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: Aime Le Rouzic <aime.le-rouzic@bull.net>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Chuck Lever 2008-12-11 17:56:59 -05:00 committed by J. Bruce Fields
parent 57ef692588
commit b064ec038a

View file

@ -52,6 +52,17 @@ static struct task_struct *nlmsvc_task;
static struct svc_rqst *nlmsvc_rqst;
unsigned long nlmsvc_timeout;
/*
* If the kernel has IPv6 support available, always listen for
* both AF_INET and AF_INET6 requests.
*/
#if (defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)) && \
defined(CONFIG_SUNRPC_REGISTER_V4)
static const sa_family_t nlmsvc_family = AF_INET6;
#else /* (CONFIG_IPV6 || CONFIG_IPV6_MODULE) && CONFIG_SUNRPC_REGISTER_V4 */
static const sa_family_t nlmsvc_family = AF_INET;
#endif /* (CONFIG_IPV6 || CONFIG_IPV6_MODULE) && CONFIG_SUNRPC_REGISTER_V4 */
/*
* These can be set at insmod time (useful for NFS as root filesystem),
* and also changed through the sysctl interface. -- Jamie Lokier, Aug 2003
@ -256,7 +267,7 @@ int lockd_up(void)
"lockd_up: no pid, %d users??\n", nlmsvc_users);
error = -ENOMEM;
serv = svc_create(&nlmsvc_program, LOCKD_BUFSIZE, AF_INET, NULL);
serv = svc_create(&nlmsvc_program, LOCKD_BUFSIZE, nlmsvc_family, NULL);
if (!serv) {
printk(KERN_WARNING "lockd_up: create service failed\n");
goto out;