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-rw-r--r--fs/cifs/ioctl.c25
1 files changed, 24 insertions, 1 deletions
diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c
index b6e6e5d6c8dd..89d5fa887364 100644
--- a/fs/cifs/ioctl.c
+++ b/fs/cifs/ioctl.c
@@ -484,12 +484,35 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
tcon = tlink_tcon(tlink);
if (tcon && tcon->ses->server->ops->notify) {
rc = tcon->ses->server->ops->notify(xid,
- filep, (void __user *)arg);
+ filep, (void __user *)arg,
+ false /* no ret data */);
cifs_dbg(FYI, "ioctl notify rc %d\n", rc);
} else
rc = -EOPNOTSUPP;
cifs_put_tlink(tlink);
break;
+ case CIFS_IOC_NOTIFY_INFO:
+ if (!S_ISDIR(inode->i_mode)) {
+ /* Notify can only be done on directories */
+ rc = -EOPNOTSUPP;
+ break;
+ }
+ cifs_sb = CIFS_SB(inode->i_sb);
+ tlink = cifs_sb_tlink(cifs_sb);
+ if (IS_ERR(tlink)) {
+ rc = PTR_ERR(tlink);
+ break;
+ }
+ tcon = tlink_tcon(tlink);
+ if (tcon && tcon->ses->server->ops->notify) {
+ rc = tcon->ses->server->ops->notify(xid,
+ filep, (void __user *)arg,
+ true /* return details */);
+ cifs_dbg(FYI, "ioctl notify info rc %d\n", rc);
+ } else
+ rc = -EOPNOTSUPP;
+ cifs_put_tlink(tlink);
+ break;
case CIFS_IOC_SHUTDOWN:
rc = cifs_shutdown(inode->i_sb, arg);
break;