75 static struct os_info *os_info_old;  variable
86 	addr = os_info_old->entry[nr].addr;  in os_info_old_alloc()
91 	size = os_info_old->entry[nr].size;  in os_info_old_alloc()
103 	if (csum != os_info_old->entry[nr].csum) {  in os_info_old_alloc()
107 	os_info_old->entry[nr].addr = (u64)(unsigned long)buf_align;  in os_info_old_alloc()
113 	os_info_old->entry[nr].addr = 0;  in os_info_old_alloc()
135 	os_info_old = kzalloc(sizeof(*os_info_old), GFP_KERNEL);  in os_info_old_init()
136 	if (!os_info_old)  in os_info_old_init()
138 	if (copy_oldmem_kernel(os_info_old, addr, sizeof(*os_info_old)))  in os_info_old_init()
140 	if (os_info_old->magic != OS_INFO_MAGIC)  in os_info_old_init()
142 	if (os_info_old->csum != os_info_csum(os_info_old))  in os_info_old_init()
144 	if (os_info_old->version_major > OS_INFO_VERSION_MAJOR)  in os_info_old_init()
149 		(unsigned long) os_info_old->crashkernel_addr,  in os_info_old_init()
150 		(unsigned long) os_info_old->crashkernel_size);  in os_info_old_init()
154 	kfree(os_info_old);  in os_info_old_init()
157 	os_info_old = NULL;  in os_info_old_init()
167 	if (!os_info_old)  in os_info_old_entry()
169 	if (!os_info_old->entry[nr].addr)  in os_info_old_entry()
171 	*size = (unsigned long) os_info_old->entry[nr].size;  in os_info_old_entry()
172 	return (void *)(unsigned long)os_info_old->entry[nr].addr;  in os_info_old_entry()