1012 	struct hugetlbfs_sb_info *sbinfo = HUGETLBFS_SB(root->d_sb);  in hugetlbfs_show_options()  local
1013 	struct hugepage_subpool *spool = sbinfo->spool;  in hugetlbfs_show_options()
1014 	unsigned long hpage_size = huge_page_size(sbinfo->hstate);  in hugetlbfs_show_options()
1015 	unsigned hpage_shift = huge_page_shift(sbinfo->hstate);  in hugetlbfs_show_options()
1018 	if (!uid_eq(sbinfo->uid, GLOBAL_ROOT_UID))  in hugetlbfs_show_options()
1020 			   from_kuid_munged(&init_user_ns, sbinfo->uid));  in hugetlbfs_show_options()
1021 	if (!gid_eq(sbinfo->gid, GLOBAL_ROOT_GID))  in hugetlbfs_show_options()
1023 			   from_kgid_munged(&init_user_ns, sbinfo->gid));  in hugetlbfs_show_options()
1024 	if (sbinfo->mode != 0755)  in hugetlbfs_show_options()
1025 		seq_printf(m, ",mode=%o", sbinfo->mode);  in hugetlbfs_show_options()
1026 	if (sbinfo->max_inodes != -1)  in hugetlbfs_show_options()
1027 		seq_printf(m, ",nr_inodes=%lu", sbinfo->max_inodes);  in hugetlbfs_show_options()
1049 	struct hugetlbfs_sb_info *sbinfo = HUGETLBFS_SB(dentry->d_sb);  in hugetlbfs_statfs()  local
1054 	if (sbinfo) {  in hugetlbfs_statfs()
1055 		spin_lock(&sbinfo->stat_lock);  in hugetlbfs_statfs()
1058 		if (sbinfo->spool) {  in hugetlbfs_statfs()
1061 			spin_lock(&sbinfo->spool->lock);  in hugetlbfs_statfs()
1062 			buf->f_blocks = sbinfo->spool->max_hpages;  in hugetlbfs_statfs()
1063 			free_pages = sbinfo->spool->max_hpages  in hugetlbfs_statfs()
1064 				- sbinfo->spool->used_hpages;  in hugetlbfs_statfs()
1066 			spin_unlock(&sbinfo->spool->lock);  in hugetlbfs_statfs()
1067 			buf->f_files = sbinfo->max_inodes;  in hugetlbfs_statfs()
1068 			buf->f_ffree = sbinfo->free_inodes;  in hugetlbfs_statfs()
1070 		spin_unlock(&sbinfo->stat_lock);  in hugetlbfs_statfs()
1090 static inline int hugetlbfs_dec_free_inodes(struct hugetlbfs_sb_info *sbinfo)  in hugetlbfs_dec_free_inodes()  argument
1092 	if (sbinfo->free_inodes >= 0) {  in hugetlbfs_dec_free_inodes()
1093 		spin_lock(&sbinfo->stat_lock);  in hugetlbfs_dec_free_inodes()
1094 		if (unlikely(!sbinfo->free_inodes)) {  in hugetlbfs_dec_free_inodes()
1095 			spin_unlock(&sbinfo->stat_lock);  in hugetlbfs_dec_free_inodes()
1098 		sbinfo->free_inodes--;  in hugetlbfs_dec_free_inodes()
1099 		spin_unlock(&sbinfo->stat_lock);  in hugetlbfs_dec_free_inodes()
1105 static void hugetlbfs_inc_free_inodes(struct hugetlbfs_sb_info *sbinfo)  in hugetlbfs_inc_free_inodes()  argument
1107 	if (sbinfo->free_inodes >= 0) {  in hugetlbfs_inc_free_inodes()
1108 		spin_lock(&sbinfo->stat_lock);  in hugetlbfs_inc_free_inodes()
1109 		sbinfo->free_inodes++;  in hugetlbfs_inc_free_inodes()
1110 		spin_unlock(&sbinfo->stat_lock);  in hugetlbfs_inc_free_inodes()
1119 	struct hugetlbfs_sb_info *sbinfo = HUGETLBFS_SB(sb);  in hugetlbfs_alloc_inode()  local
1122 	if (unlikely(!hugetlbfs_dec_free_inodes(sbinfo)))  in hugetlbfs_alloc_inode()
1126 		hugetlbfs_inc_free_inodes(sbinfo);  in hugetlbfs_alloc_inode()
1341 	struct hugetlbfs_sb_info *sbinfo;  in hugetlbfs_fill_super()  local
1343 	sbinfo = kmalloc(sizeof(struct hugetlbfs_sb_info), GFP_KERNEL);  in hugetlbfs_fill_super()
1344 	if (!sbinfo)  in hugetlbfs_fill_super()
1346 	sb->s_fs_info = sbinfo;  in hugetlbfs_fill_super()
1347 	spin_lock_init(&sbinfo->stat_lock);  in hugetlbfs_fill_super()
1348 	sbinfo->hstate		= ctx->hstate;  in hugetlbfs_fill_super()
1349 	sbinfo->max_inodes	= ctx->nr_inodes;  in hugetlbfs_fill_super()
1350 	sbinfo->free_inodes	= ctx->nr_inodes;  in hugetlbfs_fill_super()
1351 	sbinfo->spool		= NULL;  in hugetlbfs_fill_super()
1352 	sbinfo->uid		= ctx->uid;  in hugetlbfs_fill_super()
1353 	sbinfo->gid		= ctx->gid;  in hugetlbfs_fill_super()
1354 	sbinfo->mode		= ctx->mode;  in hugetlbfs_fill_super()
1362 		sbinfo->spool = hugepage_new_subpool(ctx->hstate,  in hugetlbfs_fill_super()
1365 		if (!sbinfo->spool)  in hugetlbfs_fill_super()
1385 	kfree(sbinfo->spool);  in hugetlbfs_fill_super()
1386 	kfree(sbinfo);  in hugetlbfs_fill_super()