Merge branch 'omap-pool'

[linux-2.6-omap-h63xx.git] / arch / parisc / mm / init.c

diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index 9d704d9831d1612a84eb3a82c6e94bf17041ad7d..4356ceb1e366d9ed010706ac21dceb8ac24ba151 100644 (file)
--- 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