Lines Matching defs:bn
92 u_long bn, size;
94 bn = ofs / pmp->pm_fatblocksize * pmp->pm_fatblocksec;
95 size = min(pmp->pm_fatblocksec, pmp->pm_FATsecs - bn)
97 bn += pmp->pm_fatblk + pmp->pm_curfat * pmp->pm_FATsecs;
100 *bnp = bn;
138 u_long bn;
202 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
203 if (bn != bp_bn) {
206 error = bread(pmp->pm_devvp, bn, bsize, NOCRED, &bp);
211 bp_bn = bn;
480 u_long bn, bo, bsize, byteoffset;
518 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
519 error = bread(pmp->pm_devvp, bn, bsize, NOCRED, &bp);
565 updatefats(pmp, bp, bn);
590 u_long bn, bo, bsize, byteoffset, readcn, newc;
605 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
606 error = bread(pmp->pm_devvp, bn, bsize, NOCRED, &bp);
644 updatefats(pmp, bp, bn);
845 u_long bn, bo, bsize, byteoffset;
851 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
852 if (lbn != bn) {
855 error = bread(pmp->pm_devvp, bn, bsize, NOCRED, &bp);
861 lbn = bn;
893 updatefats(pmp, bp, bn);
909 u_long bn, bo, bsize, byteoffset;
933 fatblock(pmp, byteoffset, &bn, &bsize, NULL);
934 error = bread(pmp->pm_devvp, bn, bsize, NOCRED, &bp);
1124 u_long bn, bo, bsize, byteoffset, fatval;
1143 fatblock(pmp, byteoffset, &bn, &bsize, &bo);
1144 error = bread(pmp->pm_devvp, bn, bsize, NOCRED, &bp);