check_conflicting_open (9) Linux Manual Page
check_conflicting_open – see if the given dentry points to a file that has an existing open that would conflict with the desired lease.
Synopsis
int check_conflicting_open(const struct dentry *dentry, const long arg, int flags);Arguments
dentry
-
- dentry to check
arg
- type of lease that we’re trying to acquire
flags
- current lock flags
Description
Check to see if there’s an existing open fd on this file that would conflict with the lease we’re trying to set.