ARM: 6505/1: kprobes: Don't HAVE_KPROBES when CONFIG_THUMB2_KERNEL is selected
authorDave Martin <dave.martin@linaro.org>
Mon, 29 Nov 2010 18:43:29 +0000 (19:43 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Tue, 30 Nov 2010 13:44:28 +0000 (13:44 +0000)
Currently, the kprobes implementation for ARM only supports the ARM
instruction set, so it only works if CONFIG_THUMB2_KERNEL is not
enabled.

Until kprobes is updated to work with Thumb-2, turning it on will
cause horrible things to happen, so this patch disables it for now.

Signed-off-by: Dave Martin <dave.martin@linaro.org>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/Kconfig

index db524e75c4a21e4f45bc4b72e459adcdaf1dda4b..f1d9297b105084be1f3718213fd592e0dd0d1747 100644 (file)
@@ -9,7 +9,7 @@ config ARM
        select GENERIC_ATOMIC64 if (!CPU_32v6K || !AEABI)
        select HAVE_OPROFILE if (HAVE_PERF_EVENTS)
        select HAVE_ARCH_KGDB
-       select HAVE_KPROBES if (!XIP_KERNEL)
+       select HAVE_KPROBES if (!XIP_KERNEL && !THUMB2_KERNEL)
        select HAVE_KRETPROBES if (HAVE_KPROBES)
        select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
        select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL)