Lines Matching refs:low_top_pfn
876 unsigned long bootmap_size, low_top_pfn, kstart, kend, high_mem; in setup_linux_memory() local
896 low_top_pfn = (KERNEL_LOWMEM_END - KERNEL_LOWMEM_START) >> PAGE_SHIFT; in setup_linux_memory()
899 if (physpages > low_top_pfn) { in setup_linux_memory()
901 high_mem = physpages - low_top_pfn; in setup_linux_memory()
903 max_mapnr = physpages = low_top_pfn; in setup_linux_memory()
907 low_top_pfn = physpages; in setup_linux_memory()
911 max_low_pfn = low_top_pfn; in setup_linux_memory()
914 num_mappedpages = low_top_pfn; in setup_linux_memory()
916 printk(KERN_NOTICE "%ldMB LOWMEM available.\n", low_top_pfn >> (20 - PAGE_SHIFT)); in setup_linux_memory()
918 free_bootmem(memory_start, low_top_pfn << PAGE_SHIFT); in setup_linux_memory()
932 if (INITRD_START + INITRD_SIZE <= (low_top_pfn << PAGE_SHIFT)) { in setup_linux_memory()
943 low_top_pfn << PAGE_SHIFT); in setup_linux_memory()