Lines Matching defs:bn
97 u_long bn, size;
99 bn = ofs / pmp->pm_fatblocksize * pmp->pm_fatblocksec;
100 size = MIN(pmp->pm_fatblocksec, pmp->pm_FATsecs - bn)
102 bn += pmp->pm_fatblk + pmp->pm_curfat * pmp->pm_FATsecs;
105 *bnp = bn;
139 u_long bn;
201 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
202 if (bn != bp_bn) {
205 error = bread((void *)pmp->pm_devvp, bn, bsize,
211 bp_bn = bn;
452 u_long bn, bo, bsize, byteoffset;
490 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
491 error = bread((void *)pmp->pm_devvp, bn, bsize, NOCRED, &bp);
537 updatefats(pmp, bp, bn);
558 u_long bn, bo, bsize, byteoffset, readcn, newc;
573 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
574 error = bread((void *)pmp->pm_devvp, bn, bsize, NOCRED, &bp);
612 updatefats(pmp, bp, bn);
811 u_long bn, bo, bsize, byteoffset;
816 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
817 if (lbn != bn) {
820 error = bread((void *)pmp->pm_devvp, bn, bsize,
826 lbn = bn;
858 updatefats(pmp, bp, bn);
870 u_long bn, bo, bsize, byteoffset, cn, readcn;
895 fatblock(pmp, byteoffset, &bn, &bsize, NULL);
896 error = bread((void *)pmp->pm_devvp, bn, bsize,