void e2fsck_hide_quota(e2fsck_t ctx) { struct ext2_super_block *sb = ctx->fs->super; struct problem_context pctx; ext2_filsys fs = ctx->fs; enum quota_type qtype; ext2_ino_t quota_ino; clear_problem_context(&pctx); if ((ctx->options & E2F_OPT_READONLY) || !ext2fs_has_feature_quota(sb)) return; for (qtype = 0; qtype < MAXQUOTAS; qtype++) { pctx.ino = *quota_sb_inump(sb, qtype); quota_ino = quota_type2inum(qtype, fs->super); if (pctx.ino && (pctx.ino != quota_ino) && fix_problem(ctx, PR_0_HIDE_QUOTA, &pctx)) { move_quota_inode(fs, pctx.ino, quota_ino, qtype); *quota_sb_inump(sb, qtype) = quota_ino; } } return; }
/* * Set the value for reserved quota inode number field in superblock. */ void quota_set_sb_inum(ext2_filsys fs, ext2_ino_t ino, enum quota_type qtype) { ext2_ino_t *inump; inump = quota_sb_inump(fs->super, qtype); log_debug("setting quota ino in superblock: ino=%u, type=%d", ino, qtype); *inump = ino; ext2fs_mark_super_dirty(fs); }
errcode_t quota_remove_inode(ext2_filsys fs, enum quota_type qtype) { ext2_ino_t qf_ino; errcode_t retval; retval = ext2fs_read_bitmaps(fs); if (retval) { log_debug("Couldn't read bitmaps: %s", error_message(retval)); return retval; } qf_ino = *quota_sb_inump(fs->super, qtype); if (qf_ino == 0) return 0; retval = quota_inode_truncate(fs, qf_ino); if (retval) return retval; if (qf_ino >= EXT2_FIRST_INODE(fs->super)) { struct ext2_inode inode; retval = ext2fs_read_inode(fs, qf_ino, &inode); if (!retval) { memset(&inode, 0, sizeof(struct ext2_inode)); ext2fs_write_inode(fs, qf_ino, &inode); } ext2fs_inode_alloc_stats2(fs, qf_ino, -1, 0); ext2fs_mark_ib_dirty(fs); } quota_set_sb_inum(fs, 0, qtype); ext2fs_mark_super_dirty(fs); fs->flags &= ~EXT2_FLAG_SUPER_ONLY; retval = ext2fs_write_bitmaps(fs); if (retval) { log_debug("Couldn't write bitmaps: %s", error_message(retval)); return retval; } return 0; }