Lines Matching defs:cn
1025 u_long cn, pcl;
1294 cn = ip->de_StartCluster;
1295 if (cn == MSDOSFSROOT) {
1299 bn = cntobn(pmp, cn);
1577 u_long cn;
1701 error = pcbmap(dep, lbn, &bn, &cn, &blsize);
1871 u_long cn;
1885 cn = ap->a_bn;
1886 if (cn != ap->a_bn)
1888 error = pcbmap(dep, cn, ap->a_bnp, NULL, NULL);
1896 maxrun = ulmin(maxio - 1, pmp->pm_maxcluster - cn);
1898 if (pcbmap(dep, cn + run, &runbn, NULL, NULL) != 0 ||
1905 maxrun = ulmin(maxio - 1, cn);
1907 if (pcbmap(dep, cn - run, &runbn, NULL, NULL) != 0 ||