x86: offer frame pointers in all build modes

CONFIG_FRAME_POINTERS=y results in much better debug info for the
kernel (clear and precise backtraces), with the only drawback being
a ~1% increase in kernel size.

So offer it unconditionally and enable it by default.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 862adb9bf0d4..73f7fe8fd4d1 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -27,6 +27,7 @@ config X86
         select HAVE_IOREMAP_PROT
         select HAVE_KPROBES
         select ARCH_WANT_OPTIONAL_GPIOLIB
+        select ARCH_WANT_FRAME_POINTERS
         select HAVE_KRETPROBES
         select HAVE_FTRACE_MCOUNT_RECORD
         select HAVE_DYNAMIC_FTRACE