};
/* Set during early boot */
+unsigned long task_size;
+EXPORT_SYMBOL(task_size);
+
+unsigned long host_task_size;
+
unsigned long brk_start;
unsigned long end_iomem;
EXPORT_SYMBOL(end_iomem);
if (have_root == 0)
add_arg(DEFAULT_COMMAND_LINE);
+ host_task_size = os_get_task_size();
+ /*
+ * TASK_SIZE needs to be PGDIR_SIZE aligned or else exit_mmap craps
+ * out
+ */
+ task_size = host_task_size & PGDIR_MASK;
+
/* OS sanity checks that need to happen before the kernel runs */
os_early_checks();
highmem = 0;
iomem_size = (iomem_size + PAGE_SIZE - 1) & PAGE_MASK;
- max_physmem = CONFIG_TOP_ADDR - uml_physmem - iomem_size - MIN_VMALLOC;
+ max_physmem = TASK_SIZE - uml_physmem - iomem_size - MIN_VMALLOC;
/*
* Zones have to begin on a 1 << MAX_ORDER page boundary,
}
virtmem_size = physmem_size;
- avail = CONFIG_TOP_ADDR - start_vm;
+ avail = TASK_SIZE - start_vm;
if (physmem_size > avail)
virtmem_size = avail;
end_vm = start_vm + virtmem_size;