[PATCH v2 4/8] config: android-recommended: enable CONFIG_CPU_SW_DOMAIN_PAN

From: Amit Pundir
Date: Thu Jun 08 2017 - 08:41:21 EST


From: Sami Tolvanen <samitolvanen@xxxxxxxxxx>

Enable CPU domain PAN to ensure that normal kernel accesses are
unable to access userspace addresses.

Reviewed-at: https://android-review.googlesource.com/#/c/334035/

Signed-off-by: Sami Tolvanen <samitolvanen@xxxxxxxxxx>
[AmitP: cherry-picked this change from Android common kernel, updated
the commit message and re-placed the CONFIG_STRICT_KERNEL_RWX
config in sorted order]
Signed-off-by: Amit Pundir <amit.pundir@xxxxxxxxxx>
---
kernel/configs/android-recommended.config | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/configs/android-recommended.config b/kernel/configs/android-recommended.config
index a02c447769f7..946fb92418f7 100644
--- a/kernel/configs/android-recommended.config
+++ b/kernel/configs/android-recommended.config
@@ -14,7 +14,7 @@ CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=8192
CONFIG_CC_STACKPROTECTOR_STRONG=y
CONFIG_COMPACTION=y
-CONFIG_STRICT_KERNEL_RWX=y
+CONFIG_CPU_SW_DOMAIN_PAN=y
CONFIG_DM_CRYPT=y
CONFIG_DM_UEVENT=y
CONFIG_DM_VERITY=y
@@ -107,6 +107,7 @@ CONFIG_SCHEDSTATS=y
CONFIG_SMARTJOYPLUS_FF=y
CONFIG_SND=y
CONFIG_SOUND=y
+CONFIG_STRICT_KERNEL_RWX=y
CONFIG_SUSPEND_TIME=y
CONFIG_TABLET_USB_ACECAD=y
CONFIG_TABLET_USB_AIPTEK=y
--
2.7.4