X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-x86_64%2Fprocessor.h;h=31e8d82ce00773fde72edca0e5cbabf2c733e70f;hb=8e8ece46a861c84343256819eaec77e608ff9217;hp=6dadc6400319797b6937fd0f7312fe9297f1b1ae;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git

diff --git a/include/asm-x86_64/processor.h b/include/asm-x86_64/processor.h
index 6dadc6400..31e8d82ce 100644
--- a/include/asm-x86_64/processor.h
+++ b/include/asm-x86_64/processor.h
@@ -160,9 +160,9 @@ static inline void clear_in_cr4 (unsigned long mask)
 
 
 /*
- * User space process size. 47bits.
+ * User space process size. 47bits minus one guard page.
  */
-#define TASK_SIZE	(0x800000000000UL)
+#define TASK_SIZE	(0x800000000000UL - 4096)
 
 /* This decides where the kernel will search for a free chunk of vm
  * space during mmap's.