x86: add brk allocation for very, very early allocations

[linux-2.6.git] / arch / x86 / include / asm / setup.h

diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index 05c6f6b..45454f3 100644 (file)
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -100,6 +100,10 @@ extern struct boot_params boot_params;
  */
 #define LOWMEMSIZE()   (0x9f000)
 
+/* exceedingly early brk-like allocator */
+extern unsigned long _brk_end;
+void *extend_brk(size_t size, size_t align);
+
 #ifdef __i386__
 
 void __init i386_start_kernel(void);