diff options
| -rw-r--r-- | fs/nfsd/netns.h | 2 | ||||
| -rw-r--r-- | fs/nfsd/nfs4recover.c | 48 |
2 files changed, 30 insertions, 20 deletions
diff --git a/fs/nfsd/netns.h b/fs/nfsd/netns.h index 964b554..fac4123c 100644 --- a/fs/nfsd/netns.h +++ b/fs/nfsd/netns.h @@ -35,6 +35,7 @@ #define SESSION_HASH_SIZE 512 struct cld_net; +struct nfsd4_client_tracking_ops; struct nfsd_net { struct cld_net *cld_net; @@ -87,6 +88,7 @@ struct nfsd_net { struct file *rec_file; bool in_grace; + struct nfsd4_client_tracking_ops *client_tracking_ops; time_t nfsd4_lease; time_t nfsd4_grace; diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c index 359793f..ba6fdd4 100644 --- a/fs/nfsd/nfs4recover.c +++ b/fs/nfsd/nfs4recover.c @@ -63,7 +63,6 @@ struct nfsd4_client_tracking_ops { /* Globals */ static char user_recovery_dirname[PATH_MAX] = "/var/lib/nfs/v4recovery"; -static struct nfsd4_client_tracking_ops *client_tracking_ops; static int nfs4_save_creds(const struct cred **original_creds) @@ -1262,17 +1261,18 @@ nfsd4_client_tracking_init(struct net *net) { int status; struct path path; + struct nfsd_net *nn = net_generic(net, nfsd_net_id); /* just run the init if it the method is already decided */ - if (client_tracking_ops) + if (nn->client_tracking_ops) goto do_init; /* * First, try a UMH upcall. It should succeed or fail quickly, so * there's little harm in trying that first. */ - client_tracking_ops = &nfsd4_umh_tracking_ops; - status = client_tracking_ops->init(net); + nn->client_tracking_ops = &nfsd4_umh_tracking_ops; + status = nn->client_tracking_ops->init(net); if (!status) return status; @@ -1280,7 +1280,7 @@ nfsd4_client_tracking_init(struct net *net) * See if the recoverydir exists and is a directory. If it is, * then use the legacy ops. */ - client_tracking_ops = &nfsd4_legacy_tracking_ops; + nn->client_tracking_ops = &nfsd4_legacy_tracking_ops; status = kern_path(nfs4_recoverydir(), LOOKUP_FOLLOW, &path); if (!status) { status = S_ISDIR(path.dentry->d_inode->i_mode); @@ -1290,16 +1290,16 @@ nfsd4_client_tracking_init(struct net *net) } /* Finally, try to use nfsdcld */ - client_tracking_ops = &nfsd4_cld_tracking_ops; + nn->client_tracking_ops = &nfsd4_cld_tracking_ops; printk(KERN_WARNING "NFSD: the nfsdcld client tracking upcall will be " "removed in 3.10. Please transition to using " "nfsdcltrack.\n"); do_init: - status = client_tracking_ops->init(net); + status = nn->client_tracking_ops->init(net); if (status) { printk(KERN_WARNING "NFSD: Unable to initialize client " "recovery tracking! (%d)\n", status); - client_tracking_ops = NULL; + nn->client_tracking_ops = NULL; } return status; } @@ -1307,32 +1307,40 @@ do_init: void nfsd4_client_tracking_exit(struct net *net) { - if (client_tracking_ops) { - if (client_tracking_ops->exit) - client_tracking_ops->exit(net); - client_tracking_ops = NULL; + struct nfsd_net *nn = net_generic(net, nfsd_net_id); + + if (nn->client_tracking_ops) { + if (nn->client_tracking_ops->exit) + nn->client_tracking_ops->exit(net); + nn->client_tracking_ops = NULL; } } void nfsd4_client_record_create(struct nfs4_client *clp) { - if (client_tracking_ops) - client_tracking_ops->create(clp); + struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id); + + if (nn->client_tracking_ops) + nn->client_tracking_ops->create(clp); } void nfsd4_client_record_remove(struct nfs4_client *clp) { - if (client_tracking_ops) - client_tracking_ops->remove(clp); + struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id); + + if (nn->client_tracking_ops) + nn->client_tracking_ops->remove(clp); } int nfsd4_client_record_check(struct nfs4_client *clp) { - if (client_tracking_ops) - return client_tracking_ops->check(clp); + struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id); + + if (nn->client_tracking_ops) + return nn->client_tracking_ops->check(clp); return -EOPNOTSUPP; } @@ -1340,8 +1348,8 @@ nfsd4_client_record_check(struct nfs4_client *clp) void nfsd4_record_grace_done(struct nfsd_net *nn, time_t boot_time) { - if (client_tracking_ops) - client_tracking_ops->grace_done(nn, boot_time); + if (nn->client_tracking_ops) + nn->client_tracking_ops->grace_done(nn, boot_time); } static int |