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-rw-r--r--fs/nfs/super.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index e288f06d3fa7..ce40e5c568ba 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -63,6 +63,7 @@
#include "iostat.h"
#include "internal.h"
#include "fscache.h"
+#include "pnfs.h"
#define NFSDBG_FACILITY NFSDBG_VFS
@@ -732,6 +733,28 @@ static int nfs_show_options(struct seq_file *m, struct vfsmount *mnt)
return 0;
}
+#ifdef CONFIG_NFS_V4_1
+void show_sessions(struct seq_file *m, struct nfs_server *server)
+{
+ if (nfs4_has_session(server->nfs_client))
+ seq_printf(m, ",sessions");
+}
+#else
+void show_sessions(struct seq_file *m, struct nfs_server *server) {}
+#endif
+
+#ifdef CONFIG_NFS_V4_1
+void show_pnfs(struct seq_file *m, struct nfs_server *server)
+{
+ seq_printf(m, ",pnfs=");
+ if (server->pnfs_curr_ld)
+ seq_printf(m, "%s", server->pnfs_curr_ld->name);
+ else
+ seq_printf(m, "not configured");
+}
+#else /* CONFIG_NFS_V4_1 */
+void show_pnfs(struct seq_file *m, struct nfs_server *server) {}
+#endif /* CONFIG_NFS_V4_1 */
static int nfs_show_devname(struct seq_file *m, struct vfsmount *mnt)
{
@@ -792,6 +815,8 @@ static int nfs_show_stats(struct seq_file *m, struct vfsmount *mnt)
seq_printf(m, "bm0=0x%x", nfss->attr_bitmask[0]);
seq_printf(m, ",bm1=0x%x", nfss->attr_bitmask[1]);
seq_printf(m, ",acl=0x%x", nfss->acl_bitmask);
+ show_sessions(m, nfss);
+ show_pnfs(m, nfss);
}
#endif