vfs_test_lock9
Test file byte range lock
Usage
int vfs_test_lock(struct file * filp, struct file_lock * fl);
Arguments
filp
The file to test lock for
fl
The lock to test; also used to hold result
Overview
Returns -ERRNO on failure. Indicates presence of conflicting lock by setting conf->fl_type to something other than F_UNLCK.
Releases
6 releases since Debian 4.0 (Etch); the text changed 5 times.