[PATCH Version 4 01/13] NFSv4.1 do not send LAYOUTRETURN when there are no layout segments

[andros@xxxxxxxxxx]

From: Andy Adamson <andros@xxxxxxxxxx>

Signed-off-by: Andy Adamson <andros@xxxxxxxxxx>
---
 fs/nfs/pnfs.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 5e11557..463eb2f 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -657,7 +657,7 @@ _pnfs_return_layout(struct inode *ino)
 
 	spin_lock(&ino->i_lock);
 	lo = nfsi->layout;
-	if (!lo) {
+	if (!lo || list_empty(&lo->plh_segs)) {
 		spin_unlock(&ino->i_lock);
 		dprintk("%s: no layout to return\n", __func__);
 		return status;
-- 
1.7.6.4

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