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authorDavid S. Miller <davem@davemloft.net>2010-12-27 07:37:05 +0100
committerDavid S. Miller <davem@davemloft.net>2010-12-27 07:37:05 +0100
commit17f7f4d9fcce8f1b75b5f735569309dee7665968 (patch)
tree14d7e49ca0053a0fcab3c33b5023bf3f90c5c08a /arch/s390/Kconfig.debug
parentMerge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/jkirsher... (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 (diff)
downloadlinux-17f7f4d9fcce8f1b75b5f735569309dee7665968.tar.xz
linux-17f7f4d9fcce8f1b75b5f735569309dee7665968.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: net/ipv4/fib_frontend.c
Diffstat (limited to 'arch/s390/Kconfig.debug')
-rw-r--r--arch/s390/Kconfig.debug12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug
index 45e0c6199f36..05221b13ffb1 100644
--- a/arch/s390/Kconfig.debug
+++ b/arch/s390/Kconfig.debug
@@ -6,6 +6,18 @@ config TRACE_IRQFLAGS_SUPPORT
source "lib/Kconfig.debug"
+config STRICT_DEVMEM
+ def_bool y
+ prompt "Filter access to /dev/mem"
+ ---help---
+ This option restricts access to /dev/mem. If this option is
+ disabled, you allow userspace access to all memory, including
+ kernel and userspace memory. Accidental memory access is likely
+ to be disastrous.
+ Memory access is required for experts who want to debug the kernel.
+
+ If you are unsure, say Y.
+
config DEBUG_STRICT_USER_COPY_CHECKS
bool "Strict user copy size checks"
---help---