diff options
Diffstat (limited to 'fs/nfs/pnfs_dev.c')
| -rw-r--r-- | fs/nfs/pnfs_dev.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/nfs/pnfs_dev.c b/fs/nfs/pnfs_dev.c index fb9498d91f6..6fda5228ef5 100644 --- a/fs/nfs/pnfs_dev.c +++ b/fs/nfs/pnfs_dev.c @@ -156,6 +156,7 @@ nfs4_init_deviceid_node(struct nfs4_deviceid_node *d, INIT_HLIST_NODE(&d->tmpnode); d->ld = ld; d->nfs_client = nfs_client; + d->flags = 0; d->deviceid = *id; atomic_set(&d->ref, 1); } @@ -253,3 +254,22 @@ nfs4_deviceid_purge_client(const struct nfs_client *clp) for (h = 0; h < NFS4_DEVICE_ID_HASH_SIZE; h++) _deviceid_purge_client(clp, h); } + +/* + * Stop use of all deviceids associated with an nfs_client + */ +void +nfs4_deviceid_mark_client_invalid(struct nfs_client *clp) +{ + struct nfs4_deviceid_node *d; + struct hlist_node *n; + int i; + + rcu_read_lock(); + for (i = 0; i < NFS4_DEVICE_ID_HASH_SIZE; i ++){ + hlist_for_each_entry_rcu(d, n, &nfs4_deviceid_cache[i], node) + if (d->nfs_client == clp) + set_bit(NFS_DEVICEID_INVALID, &d->flags); + } + rcu_read_unlock(); +} |