summaryrefslogtreecommitdiff
path: root/arch/s390/configs
diff options
context:
space:
mode:
authorHeiko Carstens <hca@linux.ibm.com>2020-09-09 17:10:29 +0200
committerVasily Gorbik <gor@linux.ibm.com>2020-09-14 11:38:35 +0200
commit08c8e685c7c9223f9c4ad6365e02bebd3f106480 (patch)
tree0125da74f6c62816182837dfcae925c640fbc4a0 /arch/s390/configs
parent6bf9a639e76e1da8eb1ed29e037e900106e1dff4 (diff)
s390: add ARCH_HAS_DEBUG_WX support
Checks the whole kernel address space for W+X mappings. Note that currently the first lowcore page unfortunately has to be mapped W+X. Therefore this not reported as an insecure mapping. For the very same reason the wording is also different to other architectures if the test passes: On s390 it is "no unexpected W+X pages found" instead of "no W+X pages found". Tested-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/configs')
-rw-r--r--arch/s390/configs/debug_defconfig1
-rw-r--r--arch/s390/configs/defconfig1
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index f79eafb597cb..901723e4ed63 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -774,6 +774,7 @@ CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_PAGEALLOC=y
CONFIG_PAGE_OWNER=y
CONFIG_DEBUG_RODATA_TEST=y
+CONFIG_DEBUG_WX=y
CONFIG_PTDUMP_DEBUGFS=y
CONFIG_DEBUG_OBJECTS=y
CONFIG_DEBUG_OBJECTS_SELFTEST=y
diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig
index 9593cc8a9efd..87da48c85130 100644
--- a/arch/s390/configs/defconfig
+++ b/arch/s390/configs/defconfig
@@ -758,6 +758,7 @@ CONFIG_GDB_SCRIPTS=y
CONFIG_FRAME_WARN=1024
CONFIG_DEBUG_SECTION_MISMATCH=y
CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_WX=y
CONFIG_PTDUMP_DEBUGFS=y
CONFIG_DEBUG_MEMORY_INIT=y
CONFIG_PANIC_ON_OOPS=y