1 files changed, 21 insertions, 0 deletions

diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c
index 565cf7d6f81f..77c7a5796dfd 100644
--- a/fs/cifs/ioctl.c
+++ b/fs/cifs/ioctl.c
@@ -34,6 +34,24 @@
 #include "cifs_ioctl.h"
 #include <linux/btrfs.h>
 
+static long cifs_ioctl_query_info(unsigned int xid, struct file *filep,
+                                  unsigned long p)
+{
+        struct cifsFileInfo *pSMBFile = filep->private_data;
+        struct cifs_tcon *tcon;
+
+        cifs_dbg(FYI, "%s %p\n", __func__, pSMBFile);
+        if (pSMBFile == NULL)
+                return -EISDIR;
+        tcon = tlink_tcon(pSMBFile->tlink);
+
+        if (tcon->ses->server->ops->ioctl_query_info)
+                return tcon->ses->server->ops->ioctl_query_info(
+                                xid, pSMBFile, p);
+        else
+                return -EOPNOTSUPP;
+}
+
 static long cifs_ioctl_copychunk(unsigned int xid, struct file *dst_file,
                         unsigned long srcfd)
 {
@@ -194,6 +212,9 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
                 case CIFS_IOC_COPYCHUNK_FILE:
                         rc = cifs_ioctl_copychunk(xid, filep, arg);
                         break;
+                case CIFS_QUERY_INFO:
+                        rc = cifs_ioctl_query_info(xid, filep, arg);
+                        break;
                 case CIFS_IOC_SET_INTEGRITY:
                         if (pSMBFile == NULL)
                                 break;