diff options
Diffstat (limited to 'include/linux/bootconfig.h')
| -rw-r--r-- | include/linux/bootconfig.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/bootconfig.h b/include/linux/bootconfig.h index 6de07eac761b..260a6f46042e 100644 --- a/include/linux/bootconfig.h +++ b/include/linux/bootconfig.h @@ -27,6 +27,10 @@ bool __init cmdline_has_extra_options(void); #define BOOTCONFIG_ALIGN (1 << BOOTCONFIG_ALIGN_SHIFT) #define BOOTCONFIG_ALIGN_MASK (BOOTCONFIG_ALIGN - 1) +/* Bootconfig footer is [size][csum][BOOTCONFIG_MAGIC]. */ +#define BOOTCONFIG_FOOTER_SIZE \ + (sizeof(uint32_t) * 2 + BOOTCONFIG_MAGIC_LEN) + /** * xbc_calc_checksum() - Calculate checksum of bootconfig * @data: Bootconfig data. |