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-rw-r--r--fs/nfs/nfs4proc.c25
1 files changed, 23 insertions, 2 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index ea390db94b..3a816c4a6d 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -4023,6 +4023,23 @@ static void test_fs_location_for_trunking(struct nfs4_fs_location *location,
}
}
+static bool _is_same_nfs4_pathname(struct nfs4_pathname *path1,
+ struct nfs4_pathname *path2)
+{
+ int i;
+
+ if (path1->ncomponents != path2->ncomponents)
+ return false;
+ for (i = 0; i < path1->ncomponents; i++) {
+ if (path1->components[i].len != path2->components[i].len)
+ return false;
+ if (memcmp(path1->components[i].data, path2->components[i].data,
+ path1->components[i].len))
+ return false;
+ }
+ return true;
+}
+
static int _nfs4_discover_trunking(struct nfs_server *server,
struct nfs_fh *fhandle)
{
@@ -4056,9 +4073,13 @@ static int _nfs4_discover_trunking(struct nfs_server *server,
if (status)
goto out_free_3;
- for (i = 0; i < locations->nlocations; i++)
+ for (i = 0; i < locations->nlocations; i++) {
+ if (!_is_same_nfs4_pathname(&locations->fs_path,
+ &locations->locations[i].rootpath))
+ continue;
test_fs_location_for_trunking(&locations->locations[i], clp,
server);
+ }
out_free_3:
kfree(locations->fattr);
out_free_2:
@@ -5456,7 +5477,7 @@ static bool nfs4_read_plus_not_supported(struct rpc_task *task,
struct rpc_message *msg = &task->tk_msg;
if (msg->rpc_proc == &nfs4_procedures[NFSPROC4_CLNT_READ_PLUS] &&
- server->caps & NFS_CAP_READ_PLUS && task->tk_status == -ENOTSUPP) {
+ task->tk_status == -ENOTSUPP) {
server->caps &= ~NFS_CAP_READ_PLUS;
msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_READ];
rpc_restart_call_prepare(task);