diff options
Diffstat (limited to 'fs/afs/dynroot.c')
-rw-r--r-- | fs/afs/dynroot.c | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/fs/afs/dynroot.c b/fs/afs/dynroot.c index 7b784af604fd..5b8de4fee6cd 100644 --- a/fs/afs/dynroot.c +++ b/fs/afs/dynroot.c @@ -123,7 +123,7 @@ static int afs_probe_cell_name(struct dentry *dentry) len--; } - cell = afs_lookup_cell_rcu(net, name, len); + cell = afs_find_cell(net, name, len); if (!IS_ERR(cell)) { afs_put_cell(net, cell); return 0; @@ -179,7 +179,6 @@ static struct dentry *afs_lookup_atcell(struct dentry *dentry) struct afs_cell *cell; struct afs_net *net = afs_d2net(dentry); struct dentry *ret; - unsigned int seq = 0; char *name; int len; @@ -191,17 +190,13 @@ static struct dentry *afs_lookup_atcell(struct dentry *dentry) if (!name) goto out_p; - rcu_read_lock(); - do { - read_seqbegin_or_lock(&net->cells_lock, &seq); - cell = rcu_dereference_raw(net->ws_cell); - if (cell) { - len = cell->name_len; - memcpy(name, cell->name, len + 1); - } - } while (need_seqretry(&net->cells_lock, seq)); - done_seqretry(&net->cells_lock, seq); - rcu_read_unlock(); + down_read(&net->cells_lock); + cell = net->ws_cell; + if (cell) { + len = cell->name_len; + memcpy(name, cell->name, len + 1); + } + up_read(&net->cells_lock); ret = ERR_PTR(-ENOENT); if (!cell) |