26 static struct os_info os_info __page_aligned_data;
31 u32 os_info_csum(struct os_info *os_info)  in os_info_csum()  argument
33 	int size = sizeof(*os_info) - offsetof(struct os_info, version_major);  in os_info_csum()
34 	return (__force u32)cksm(&os_info->version_major, size, 0);  in os_info_csum()
42 	os_info.crashkernel_addr = (u64)(unsigned long)base;  in os_info_crashkernel_add()
43 	os_info.crashkernel_size = (u64)(unsigned long)size;  in os_info_crashkernel_add()
44 	os_info.csum = os_info_csum(&os_info);  in os_info_crashkernel_add()
52 	os_info.entry[nr].addr = __pa(ptr);  in os_info_entry_add_data()
53 	os_info.entry[nr].size = size;  in os_info_entry_add_data()
54 	os_info.entry[nr].csum = (__force u32)cksm(ptr, size, 0);  in os_info_entry_add_data()
55 	os_info.csum = os_info_csum(&os_info);  in os_info_entry_add_data()
63 	os_info.entry[nr].val = value;  in os_info_entry_add_val()
64 	os_info.entry[nr].size = 0;  in os_info_entry_add_val()
65 	os_info.entry[nr].csum = 0;  in os_info_entry_add_val()
66 	os_info.csum = os_info_csum(&os_info);  in os_info_entry_add_val()
76 	BUILD_BUG_ON(sizeof(struct os_info) != PAGE_SIZE);  in os_info_init()
77 	os_info.version_major = OS_INFO_VERSION_MAJOR;  in os_info_init()
78 	os_info.version_minor = OS_INFO_VERSION_MINOR;  in os_info_init()
79 	os_info.magic = OS_INFO_MAGIC;  in os_info_init()
89 	os_info.csum = os_info_csum(&os_info);  in os_info_init()
91 	abs_lc->os_info = __pa(&os_info);  in os_info_init()
97 static struct os_info *os_info_old;