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-rw-r--r--fs/cifs/cifsfs.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 10c90294cd1..93ef09971d2 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;
}