131 	sblock = aligned_alloc(DEV_BSIZE, SBLOCKSIZE);  in setup()
135 		sblock == NULL || altsblock == NULL)  in setup()
186 	if (sblock->fs_magic != FS_UFS1_MAGIC ||  in setup()
187 	    (sblock->fs_old_flags & FS_FLAGS_UPDATED) != 0) {  in setup()
192 		if (sblock->fs_flags & FS_DOWAPBL) {  in setup()
204 			sblock->fs_flags &= ~FS_DOWAPBL;  in setup()
216 		printf("clean = %d\n", sblock->fs_clean);  in setup()
221 	if (sblock->fs_clean & FS_ISCLEAN) {  in setup()
231 	maxfsblock = sblock->fs_size;  in setup()
232 	maxino = sblock->fs_ncg * sblock->fs_ipg;  in setup()
233 	sizepb = sblock->fs_bsize;  in setup()
234 	maxfilesize = sblock->fs_bsize * UFS_NDADDR - 1;  in setup()
236 		sizepb *= FFS_NINDIR(sblock);  in setup()
240 			(sblock->fs_old_flags & FS_FLAGS_UPDATED) == 0) {  in setup()
245 		sblock->fs_old_flags |= FS_FLAGS_UPDATED;  in setup()
247 		sblock->fs_old_cpc = 0;  in setup()
248 		sblock->fs_old_nrpos = 1;  in setup()
249 		sblock->fs_old_trackskew = 0;  in setup()
256 	    (sblock->fs_old_flags & FS_FLAGS_UPDATED)) {  in setup()
261 		sblock->fs_old_flags &= ~FS_FLAGS_UPDATED;  in setup()
262 		sb_oldfscompat_write(sblock, sblock);  in setup()
263 		sblock->fs_old_flags &= ~FS_FLAGS_UPDATED; /* just in case */  in setup()
265 		sblock->fs_old_postblformat = FS_DYNAMICPOSTBLFMT;  in setup()
266 		sblock->fs_old_cpc = 0;  in setup()
267 		sblock->fs_old_nrpos = 1;  in setup()
268 		sblock->fs_old_trackskew = 0;  in setup()
269 		memset(&sblock->fs_old_postbl_start, 0xff, 256);  in setup()
270 		sb_oldfscompat_read(sblock, &sblocksave);  in setup()
276 	if (sblock->fs_flags & ~(FS_KNOWN_FLAGS)) {  in setup()
277 		pfatal("UNKNOWN FLAGS=0x%08x IN SUPERBLOCK", sblock->fs_flags);  in setup()
279 			sblock->fs_flags &= FS_KNOWN_FLAGS;  in setup()
283 	if (sblock->fs_optim != FS_OPTTIME && sblock->fs_optim != FS_OPTSPACE) {  in setup()
286 			sblock->fs_optim = FS_OPTTIME;  in setup()
290 	if ((sblock->fs_minfree < 0 || sblock->fs_minfree > 99)) {  in setup()
292 			sblock->fs_minfree);  in setup()
294 			sblock->fs_minfree = 10;  in setup()
298 	if (!is_ufs2 && sblock->fs_old_postblformat != FS_42POSTBLFMT &&  in setup()
299 	    (sblock->fs_old_interleave < 1 ||  in setup()
300 	    sblock->fs_old_interleave > sblock->fs_old_nsect)) {  in setup()
302 			sblock->fs_old_interleave);  in setup()
303 		sblock->fs_old_interleave = 1;  in setup()
311 	if (!is_ufs2 && sblock->fs_old_postblformat != FS_42POSTBLFMT &&  in setup()
312 	    (sblock->fs_old_npsect < sblock->fs_old_nsect ||  in setup()
313 	    sblock->fs_old_npsect > sblock->fs_old_nsect*2)) {  in setup()
315 			sblock->fs_old_npsect);  in setup()
316 		sblock->fs_old_npsect = sblock->fs_old_nsect;  in setup()
324 	if (sblock->fs_bmask != ~(sblock->fs_bsize - 1)) {  in setup()
326 			sblock->fs_bmask);  in setup()
327 		sblock->fs_bmask = ~(sblock->fs_bsize - 1);  in setup()
335 	if (sblock->fs_fmask != ~(sblock->fs_fsize - 1)) {  in setup()
337 			sblock->fs_fmask);  in setup()
338 		sblock->fs_fmask = ~(sblock->fs_fsize - 1);  in setup()
354 	if (is_ufs2 || sblock->fs_old_inodefmt >= FS_44INODEFMT) {  in setup()
355 		if (sblock->fs_maxfilesize != maxfilesize) {  in setup()
357 			    (unsigned long long)sblock->fs_maxfilesize);  in setup()
358 			sblock->fs_maxfilesize = maxfilesize;  in setup()
366 		if ((is_ufs2 && sblock->fs_maxsymlinklen != UFS2_MAXSYMLINKLEN)  in setup()
368 		   (!is_ufs2 && sblock->fs_maxsymlinklen != UFS1_MAXSYMLINKLEN))  in setup()
371 				sblock->fs_maxsymlinklen);  in setup()
372 			sblock->fs_maxsymlinklen = is_ufs2 ?  in setup()
381 		if (sblock->fs_qbmask != ~sblock->fs_bmask) {  in setup()
383 			    (unsigned long long)sblock->fs_qbmask);  in setup()
384 			sblock->fs_qbmask = ~sblock->fs_bmask;  in setup()
392 		if (sblock->fs_qfmask != ~sblock->fs_fmask) {  in setup()
394 			    (unsigned long long)sblock->fs_qfmask);  in setup()
395 			sblock->fs_qfmask = ~sblock->fs_fmask;  in setup()
405 		sblock->fs_qbmask = ~sblock->fs_bmask;  in setup()
406 		sblock->fs_qfmask = ~sblock->fs_fmask;  in setup()
413 	    sblock->fs_old_inodefmt < FS_44INODEFMT) {  in setup()
419 		sblock->fs_old_inodefmt = FS_44INODEFMT;  in setup()
420 		sblock->fs_maxfilesize = maxfilesize;  in setup()
421 		sblock->fs_maxsymlinklen = UFS1_MAXSYMLINKLEN;  in setup()
422 		sblock->fs_qbmask = ~sblock->fs_bmask;  in setup()
423 		sblock->fs_qfmask = ~sblock->fs_fmask;  in setup()
431 	    sblock->fs_old_postblformat == FS_42POSTBLFMT) {  in setup()
437 		sblock->fs_old_postblformat = FS_DYNAMICPOSTBLFMT;  in setup()
438 		sblock->fs_old_nrpos = 8;  in setup()
439 		sblock->fs_old_postbloff =  in setup()
440 		    (char *)(&sblock->fs_old_postbl_start) -  in setup()
441 		    (char *)(&sblock->fs_firstfield);  in setup()
442 		sblock->fs_old_rotbloff =  in setup()
443 				(char *)(&sblock->fs_magic+1) -  in setup()
444 				(char *)(&sblock->fs_firstfield);  in setup()
445 		sblock->fs_cgsize =  in setup()
446 			ffs_fragroundup(sblock, CGSIZE(sblock));  in setup()
451 		memmove(sblk.b_un.b_fs, sblock, SBLOCKSIZE);  in setup()
455 		memmove(asblk.b_un.b_fs, sblk.b_un.b_fs, (size_t)sblock->fs_sbsize);  in setup()
462 	sblock->fs_csp = (struct csum *)aligned_alloc(DEV_BSIZE,  in setup()
463 	    sblock->fs_cssize);  in setup()
464 	if (sblock->fs_csp == NULL) {  in setup()
466 		    sblock->fs_cssize);  in setup()
469 	memset(sblock->fs_csp, 0, sblock->fs_cssize);  in setup()
470 	for (i = 0, j = 0; i < sblock->fs_cssize; i += sblock->fs_bsize, j++) {  in setup()
471 		size = sblock->fs_cssize - i < sblock->fs_bsize ?  in setup()
472 		    sblock->fs_cssize - i : sblock->fs_bsize;  in setup()
473 		ccsp = (struct csum *)((char *)sblock->fs_csp + i);  in setup()
475 		    FFS_FSBTODB(sblock, sblock->fs_csaddr + j * sblock->fs_frag),  in setup()
487 			    FFS_FSBTODB(sblock,  in setup()
488 				sblock->fs_csaddr + j * sblock->fs_frag),  in setup()
505 	inostathead = calloc((unsigned)(sblock->fs_ncg),  in setup()
509 		    (unsigned)(sizeof(struct inostatlist) * (sblock->fs_ncg)));  in setup()
518 	numdirs = sblock->fs_cstotal.cs_ndir;  in setup()
533 	cgrp = aligned_alloc(DEV_BSIZE, sblock->fs_cgsize);  in setup()
536 		    sblock->fs_cgsize);  in setup()
540 	if (sblock->fs_flags & FS_DOSOFTDEP)  in setup()
566 	if (sblock->fs_flags & FS_DOQUOTA2) {  in setup()
579 			    (size_t)sblock->fs_bsize)  in setup()
837 	memmove(sblock, sblk.b_un.b_fs, SBLOCKSIZE);  in readsb()
839 		ffs_sb_swap(sblk.b_un.b_fs, sblock);  in readsb()
840 	if (sblock->fs_magic == FS_UFS2EA_MAGIC) {  in readsb()
842 		sblock->fs_magic = FS_UFS2_MAGIC;  in readsb()
844 	is_ufs2 = sblock->fs_magic == FS_UFS2_MAGIC;  in readsb()
852 	if (sblock->fs_sbsize > SBLOCKSIZE)  in readsb()
860 	dev_bsize = sblock->fs_fsize / FFS_FSBTODB(sblock, 1);  in readsb()
870 	getblk(&asblk, cgsblock(sblock, sblock->fs_ncg - 1), sblock->fs_sbsize);  in readsb()
877 	memmove(altsblock, asblk.b_un.b_fs, sblock->fs_sbsize);  in readsb()
885 	if (cmpsblks(sblock, altsblock)) {  in readsb()
891 			olp = (uint32_t *)sblock;  in readsb()
892 			endlp = olp + (sblock->fs_sbsize / sizeof *olp);  in readsb()
898 				    (int)((uint8_t *)olp-(uint8_t *)sblock),  in readsb()
910 	sb_oldfscompat_read(sblock, &sblocksave);  in readsb()
1153 	uint32_t *snapinum = &sblock->fs_snapinum[0];  in check_snapinum()