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path: root/fs/nfsd/nfsctl.c
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Diffstat (limited to 'fs/nfsd/nfsctl.c')
-rw-r--r--fs/nfsd/nfsctl.c55
1 files changed, 40 insertions, 15 deletions
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 2c53be6d3579..72699885ac48 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -127,7 +127,17 @@ static const struct file_operations transaction_ops = {
static int exports_open(struct inode *inode, struct file *file)
{
- return seq_open(file, &nfs_exports_op);
+ int err;
+ struct seq_file *seq;
+ struct nfsd_net *nn = net_generic(&init_net, nfsd_net_id);
+
+ err = seq_open(file, &nfs_exports_op);
+ if (err)
+ return err;
+
+ seq = file->private_data;
+ seq->private = nn->svc_export_cache;
+ return 0;
}
static const struct file_operations exports_operations = {
@@ -345,7 +355,7 @@ static ssize_t write_filehandle(struct file *file, char *buf, size_t size)
if (!dom)
return -ENOMEM;
- len = exp_rootfh(dom, path, &fh, maxsize);
+ len = exp_rootfh(&init_net, dom, path, &fh, maxsize);
auth_domain_put(dom);
if (len)
return len;
@@ -1127,7 +1137,34 @@ static int create_proc_exports_entry(void)
#endif
int nfsd_net_id;
+
+static __net_init int nfsd_init_net(struct net *net)
+{
+ int retval;
+
+ retval = nfsd_export_init(net);
+ if (retval)
+ goto out_export_error;
+ retval = nfsd_idmap_init(net);
+ if (retval)
+ goto out_idmap_error;
+ return 0;
+
+out_idmap_error:
+ nfsd_export_shutdown(net);
+out_export_error:
+ return retval;
+}
+
+static __net_exit void nfsd_exit_net(struct net *net)
+{
+ nfsd_idmap_shutdown(net);
+ nfsd_export_shutdown(net);
+}
+
static struct pernet_operations nfsd_net_ops = {
+ .init = nfsd_init_net,
+ .exit = nfsd_exit_net,
.id = &nfsd_net_id,
.size = sizeof(struct nfsd_net),
};
@@ -1154,16 +1191,10 @@ static int __init init_nfsd(void)
retval = nfsd_reply_cache_init();
if (retval)
goto out_free_stat;
- retval = nfsd_export_init();
- if (retval)
- goto out_free_cache;
nfsd_lockd_init(); /* lockd->nfsd callbacks */
- retval = nfsd_idmap_init();
- if (retval)
- goto out_free_lockd;
retval = create_proc_exports_entry();
if (retval)
- goto out_free_idmap;
+ goto out_free_lockd;
retval = register_filesystem(&nfsd_fs_type);
if (retval)
goto out_free_all;
@@ -1171,12 +1202,8 @@ static int __init init_nfsd(void)
out_free_all:
remove_proc_entry("fs/nfs/exports", NULL);
remove_proc_entry("fs/nfs", NULL);
-out_free_idmap:
- nfsd_idmap_shutdown();
out_free_lockd:
nfsd_lockd_shutdown();
- nfsd_export_shutdown();
-out_free_cache:
nfsd_reply_cache_shutdown();
out_free_stat:
nfsd_stat_shutdown();
@@ -1192,13 +1219,11 @@ out_unregister_notifier:
static void __exit exit_nfsd(void)
{
- nfsd_export_shutdown();
nfsd_reply_cache_shutdown();
remove_proc_entry("fs/nfs/exports", NULL);
remove_proc_entry("fs/nfs", NULL);
nfsd_stat_shutdown();
nfsd_lockd_shutdown();
- nfsd_idmap_shutdown();
nfsd4_free_slabs();
nfsd_fault_inject_cleanup();
unregister_filesystem(&nfsd_fs_type);