Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-serial

[linux-2.6-omap-h63xx.git] / include / asm-x86_64 / tlbflush.h

diff --git a/include/asm-x86_64/tlbflush.h b/include/asm-x86_64/tlbflush.h
index 505b0cf906ded2658ff91da72b9d51e54e80adcc..d16d5b60f419b4680d20bd14bb7b93bba8f74308 100644 (file)
--- a/include/asm-x86_64/tlbflush.h
+++ b/include/asm-x86_64/tlbflush.h
@@ -1,7 +1,6 @@
 #ifndef _X8664_TLBFLUSH_H
 #define _X8664_TLBFLUSH_H
 
-#include <linux/config.h>
 #include <linux/mm.h>
 #include <asm/processor.h>
 
@@ -109,6 +108,10 @@ static inline void flush_tlb_range(struct vm_area_struct * vma, unsigned long st
 #define TLBSTATE_OK    1
 #define TLBSTATE_LAZY  2
 
+/* Roughly an IPI every 20MB with 4k pages for freeing page table
+   ranges. Cost is about 42k of memory for each CPU. */
+#define ARCH_FREE_PTE_NR 5350  
+
 #endif
 
 #define flush_tlb_kernel_range(start, end) flush_tlb_all()