1 files changed, 9 insertions, 1 deletions

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 10c90294cd18..93ef09971d2f 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -511,7 +511,15 @@ static loff_t cifs_llseek(struct file *file, loff_t offset, int origin)
 {
         /* origin == SEEK_END => we must revalidate the cached file length */
         if (origin == SEEK_END) {
-                int retval = cifs_revalidate(file->f_path.dentry);
+                int retval;
+
+                /* some applications poll for the file length in this strange
+                   way so we must seek to end on non-oplocked files by
+                   setting the revalidate time to zero */
+                if(file->f_path.dentry->d_inode)                
+                        CIFS_I(file->f_path.dentry->d_inode)->time = 0;
+
+                retval = cifs_revalidate(file->f_path.dentry);
                 if (retval < 0)
                         return (loff_t)retval;
         }