ext4_insert_range 3317 fs/ext4/ext4.h extern int ext4_insert_range(struct inode *inode, loff_t offset, loff_t len); ext4_insert_range 4906 fs/ext4/extents.c return ext4_insert_range(inode, offset, len); ext4_insert_range 2502 include/trace/events/ext4.h TRACE_EVENT(ext4_insert_range,