There are two calls that operate on ip_map_cache and are
directly called from the nfsd code. Other places will be
handled in a different way.
Signed-off-by: Pavel Emelyanov <xemul@xxxxxxxxxx>
---
fs/nfsd/export.c | 2 +-
fs/nfsd/nfsctl.c | 4 ++--
include/linux/sunrpc/svcauth.h | 4 ++--
net/sunrpc/svcauth_unix.c | 18 ++++++++++--------
4 files changed, 15 insertions(+), 13 deletions(-)
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index a3c7d0c..d5defdc 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -1575,7 +1575,7 @@ exp_addclient(struct nfsctl_client *ncp)
/* Insert client into hashtable. */
for (i = 0; i < ncp->cl_naddr; i++) {
ipv6_addr_set_v4mapped(ncp->cl_addrlist[i].s_addr, &addr6);
- auth_unix_add_addr(&addr6, dom);
+ auth_unix_add_addr(&init_net, &addr6, dom);
}
auth_unix_forget_old(dom);
auth_domain_put(dom);
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 7b2fa1d..b6e192d 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -416,7 +416,7 @@ static ssize_t write_getfs(struct file *file, char *buf, size_t size)
ipv6_addr_set_v4mapped(sin->sin_addr.s_addr, &in6);
- clp = auth_unix_lookup(&in6);
+ clp = auth_unix_lookup(&init_net, &in6);
if (!clp)
err = -EPERM;
else {
@@ -479,7 +479,7 @@ static ssize_t write_getfd(struct file *file, char *buf, size_t size)
ipv6_addr_set_v4mapped(sin->sin_addr.s_addr, &in6);
- clp = auth_unix_lookup(&in6);
+ clp = auth_unix_lookup(&init_net, &in6);
if (!clp)
err = -EPERM;
else {
diff --git a/include/linux/sunrpc/svcauth.h b/include/linux/sunrpc/svcauth.h
index 18bce95..25d333c 100644
--- a/include/linux/sunrpc/svcauth.h
+++ b/include/linux/sunrpc/svcauth.h
@@ -126,10 +126,10 @@ extern void svc_auth_unregister(rpc_authflavor_t flavor);
extern struct auth_domain *unix_domain_find(char *name);
extern void auth_domain_put(struct auth_domain *item);
-extern int auth_unix_add_addr(struct in6_addr *addr, struct auth_domain *dom);
+extern int auth_unix_add_addr(struct net *net, struct in6_addr *addr, struct auth_domain *dom);
extern struct auth_domain *auth_domain_lookup(char *name, struct auth_domain *new);
extern struct auth_domain *auth_domain_find(char *name);
-extern struct auth_domain *auth_unix_lookup(struct in6_addr *addr);
+extern struct auth_domain *auth_unix_lookup(struct net *net, struct in6_addr *addr);
extern int auth_unix_forget_old(struct auth_domain *dom);
extern void svcauth_unix_purge(void);
extern void svcauth_unix_info_release(struct svc_xprt *xpt);
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index f475180..2a76c7c 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -327,7 +327,8 @@ static struct ip_map *__ip_map_lookup(struct cache_detail *cd, char *class,
return NULL;
}
-static inline struct ip_map *ip_map_lookup(char *class, struct in6_addr *addr)
+static inline struct ip_map *ip_map_lookup(struct net *net, char *class,
+ struct in6_addr *addr)
{
return __ip_map_lookup(&ip_map_cache, class, addr);
}
@@ -360,12 +361,13 @@ static int __ip_map_update(struct cache_detail *cd, struct ip_map *ipm,
return 0;
}
-static inline int ip_map_update(struct ip_map *ipm, struct unix_domain *udom, time_t expiry)
+static inline int ip_map_update(struct net *net, struct ip_map *ipm,
+ struct unix_domain *udom, time_t expiry)
{
return __ip_map_update(&ip_map_cache, ipm, udom, expiry);
}
-int auth_unix_add_addr(struct in6_addr *addr, struct auth_domain *dom)
+int auth_unix_add_addr(struct net *net, struct in6_addr *addr, struct auth_domain *dom)
{
struct unix_domain *udom;
struct ip_map *ipmp;
@@ -373,10 +375,10 @@ int auth_unix_add_addr(struct in6_addr *addr, struct auth_domain *dom)
if (dom->flavour != &svcauth_unix)
return -EINVAL;
udom = container_of(dom, struct unix_domain, h);
- ipmp = ip_map_lookup("nfsd", addr);
+ ipmp = ip_map_lookup(net, "nfsd", addr);
if (ipmp)
- return ip_map_update(ipmp, udom, NEVER);
+ return ip_map_update(net, ipmp, udom, NEVER);
else
return -ENOMEM;
}
@@ -394,12 +396,12 @@ int auth_unix_forget_old(struct auth_domain *dom)
}
EXPORT_SYMBOL_GPL(auth_unix_forget_old);
-struct auth_domain *auth_unix_lookup(struct in6_addr *addr)
+struct auth_domain *auth_unix_lookup(struct net *net, struct in6_addr *addr)
{
struct ip_map *ipm;
struct auth_domain *rv;
- ipm = ip_map_lookup("nfsd", addr);
+ ipm = ip_map_lookup(net, "nfsd", addr);
if (!ipm)
return NULL;
@@ -725,7 +727,7 @@ svcauth_unix_set_client(struct svc_rqst *rqstp)
ipm = ip_map_cached_get(xprt);
if (ipm == NULL)
- ipm = ip_map_lookup(rqstp->rq_server->sv_program->pg_class,
+ ipm = ip_map_lookup(&init_net, rqstp->rq_server->sv_program->pg_class,
&sin6->sin6_addr);
if (ipm == NULL)
--
1.5.5.6
--
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