__ntfs_attr_find_vcn_nolock
rl = __ntfs_attr_find_vcn_nolock(&ni->runlist, vcn);
struct runlist_element *__ntfs_attr_find_vcn_nolock(struct runlist *runlist,
rl = __ntfs_attr_find_vcn_nolock(&ni->runlist, vcn);
rl = __ntfs_attr_find_vcn_nolock(&ni->runlist, vcn);
rl = __ntfs_attr_find_vcn_nolock(d_runlist, srl[sstart].vcn);