add mmap offset randomization

diff --git a/release210/index.mdwn b/release210/index.mdwn
index d1f5385..3cec52f 100644 (file)
--- a/release210/index.mdwn
+++ b/release210/index.mdwn
@@ -110,6 +110,7 @@ We supply a Makefile in `/usr` to track the pkgsrc tree and we supply a Git mirr
  * The FAIRQ altq has been significantly enhanced and now supports weighted expansion of bandwidths up to the interface bandwidth.
  * Lots of MP-related bug fixes to the network stack.
  * Use MONITOR/MWAIT in the idle thread as an intermediate step prior to ACPI halt.
+ * Added mmap offset randomization. The randomization is controllable via the sysctl vm.randomize_mmap, which by default is 0 (off).
 
 > ### Hardware changes (non-networking)
  * mfi(4) RAID driver and mfiutil(8) configuration tool added.