diff options
Diffstat (limited to 'arch/parisc/mm/init.c')
| -rw-r--r-- | arch/parisc/mm/init.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index 9d704d9831d..4356ceb1e36 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -456,6 +456,13 @@ void __init mem_init(void) { int codesize, reservedpages, datasize, initsize; + /* Do sanity checks on page table constants */ + BUILD_BUG_ON(PTE_ENTRY_SIZE != sizeof(pte_t)); + BUILD_BUG_ON(PMD_ENTRY_SIZE != sizeof(pmd_t)); + BUILD_BUG_ON(PGD_ENTRY_SIZE != sizeof(pgd_t)); + BUILD_BUG_ON(PAGE_SHIFT + BITS_PER_PTE + BITS_PER_PMD + BITS_PER_PGD + > BITS_PER_LONG); + high_memory = __va((max_pfn << PAGE_SHIFT)); #ifndef CONFIG_DISCONTIGMEM |