fs/ufs/cylinder.c

34 	struct ufs_cg_private_info * ucpi;
40 	ucpi = sbi->s_ucpi[bitmap_nr];
43 	UCPI_UBH(ucpi)->fragment = ufs_cgcmin(cgno);
44 	UCPI_UBH(ucpi)->count = uspi->s_cgsize >> sb->s_blocksize_bits;
48 	UCPI_UBH(ucpi)->bh[0] = sbi->s_ucg[cgno];
49 	for (i = 1; i < UCPI_UBH(ucpi)->count; i++) {
50 		UCPI_UBH(ucpi)->bh[i] = sb_bread(sb, UCPI_UBH(ucpi)->fragment + i);
51 		if (!UCPI_UBH(ucpi)->bh[i])
56 	ucpi->c_cgx	= fs32_to_cpu(sb, ucg->cg_cgx);
57 	ucpi->c_ncyl	= fs16_to_cpu(sb, ucg->cg_ncyl);
58 	ucpi->c_niblk	= fs16_to_cpu(sb, ucg->cg_niblk);
59 	ucpi->c_ndblk	= fs32_to_cpu(sb, ucg->cg_ndblk);
60 	ucpi->c_rotor	= fs32_to_cpu(sb, ucg->cg_rotor);
61 	ucpi->c_frotor	= fs32_to_cpu(sb, ucg->cg_frotor);
62 	ucpi->c_irotor	= fs32_to_cpu(sb, ucg->cg_irotor);
63 	ucpi->c_btotoff	= fs32_to_cpu(sb, ucg->cg_btotoff);
64 	ucpi->c_boff	= fs32_to_cpu(sb, ucg->cg_boff);
65 	ucpi->c_iusedoff = fs32_to_cpu(sb, ucg->cg_iusedoff);
66 	ucpi->c_freeoff	= fs32_to_cpu(sb, ucg->cg_freeoff);
67 	ucpi->c_nextfreeoff = fs32_to_cpu(sb, ucg->cg_nextfreeoff);
68 	ucpi->c_clustersumoff = fs32_to_cpu(sb, ucg->cg_u.cg_44.cg_clustersumoff);
69 	ucpi->c_clusteroff = fs32_to_cpu(sb, ucg->cg_u.cg_44.cg_clusteroff);
70 	ucpi->c_nclusterblks = fs32_to_cpu(sb, ucg->cg_u.cg_44.cg_nclusterblks);
76 		brelse(UCPI_UBH(ucpi)->bh[j]);
90 	struct ufs_cg_private_info * ucpi;
101 	ucpi = sbi->s_ucpi[bitmap_nr];
102 	ucg = ubh_get_ucg(UCPI_UBH(ucpi));
112 	ucg->cg_rotor = cpu_to_fs32(sb, ucpi->c_rotor);
113 	ucg->cg_frotor = cpu_to_fs32(sb, ucpi->c_frotor);
114 	ucg->cg_irotor = cpu_to_fs32(sb, ucpi->c_irotor);
115 	ubh_mark_buffer_dirty (UCPI_UBH(ucpi));
116 	for (i = 1; i < UCPI_UBH(ucpi)->count; i++) {
117 		brelse (UCPI_UBH(ucpi)->bh[i]);
135 	struct ufs_cg_private_info * ucpi;
178 		ucpi = sbi->s_ucpi[i];
184 		sbi->s_ucpi[0] = ucpi;
194 		ucpi = sbi->s_ucpi[sbi->s_cg_loaded - 1];
199 		sbi->s_ucpi[0] = ucpi;