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authorVineet Gupta <vgupta@synopsys.com>2013-01-18 15:12:24 +0530
committerVineet Gupta <vgupta@synopsys.com>2013-02-15 23:16:05 +0530
commitbf14e3b979a01cd7298d631736f965fe83c6e2bc (patch)
tree8440a0641556332763615edc881f81d1da6f2d37 /init/Kconfig
parent4d86dfbbda09b3c67bcaeb370f22a2cc7f39205b (diff)
downloadlinux-bf14e3b979a01cd7298d631736f965fe83c6e2bc.tar.bz2
sysctl: Enable PARISC "unaligned-trap" to be used cross-arch
PARISC defines /proc/sys/kernel/unaligned-trap to runtime toggle unaligned access emulation. The exact mechanics of enablig/disabling are still arch specific, we can make the sysctl usable by other arches. Signed-off-by: Vineet Gupta <vgupta@synopsys.com> Acked-by: Helge Deller <deller@gmx.de> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Cc: Helge Deller <deller@gmx.de> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Serge Hallyn <serge.hallyn@canonical.com>
Diffstat (limited to 'init/Kconfig')
-rw-r--r--init/Kconfig8
1 files changed, 8 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig
index be8b7f55312d..01180da49add 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1232,6 +1232,14 @@ config SYSCTL_EXCEPTION_TRACE
help
Enable support for /proc/sys/debug/exception-trace.
+config SYSCTL_ARCH_UNALIGN_ALLOW
+ bool
+ help
+ Enable support for /proc/sys/kernel/unaligned-trap
+ Allows arches to define/use @unaligned_enabled to runtime toggle
+ the unaligned access emulation.
+ see arch/parisc/kernel/unaligned.c for reference
+
config KALLSYMS
bool "Load all symbols for debugging/ksymoops" if EXPERT
default y