[kernel] Change DEFAULT_MMAP_MIN_ADDR to 64k on x86_64

[Josh Boyer]

commit 41a1126e185ec8e1a2c93de5f08004d25b02f477
Author: Josh Boyer <jwboyer at fedoraproject.org>
Date:   Tue Jan 7 07:43:52 2014 -0500

    Change DEFAULT_MMAP_MIN_ADDR to 64k on x86_64

 config-x86_64-generic |    3 +++
 kernel.spec           |    3 +++
 2 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/config-x86_64-generic b/config-x86_64-generic
index de4b762..15ad1cd 100644
--- a/config-x86_64-generic
+++ b/config-x86_64-generic
@@ -21,6 +21,9 @@ CONFIG_NR_CPUS=1024
 CONFIG_PHYSICAL_START=0x1000000
 CONFIG_PHYSICAL_ALIGN=0x1000000
 
+# https://lists.fedoraproject.org/pipermail/kernel/2013-December/004753.html
+CONFIG_DEFAULT_MMAP_MIN_ADDR=65536
+
 CONFIG_IA32_EMULATION=y
 # CONFIG_IA32_AOUT is not set
 
diff --git a/kernel.spec b/kernel.spec
index 7d0af7c..c5deaa7 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -2229,6 +2229,9 @@ fi
 #                                    ||----w |
 #                                    ||     ||
 %changelog
+* Tue Jan 07 2014 Josh Boyer <jwboyer at fedoraproject.org>
+- Change DEFAULT_MMAP_MIN_ADDR to 64k on x86_64
+
 * Mon Jan 06 2014 Josh Boyer <jwboyer at fedoraproject.org>
 - Add support for Wacom Intuos 5 S devices (rhbz 1046238)
 - Fix use after free crash in KVM (rhbz 1047892)