[patch] enable wchan config menu item for x86-64

[Ken Chen]

Ingo,

I don't know when will you phase out /proc/pid/wchan.  Can we enable the
wchan config menu item for now on x86-64 arch?  This will at least allow
people to enable/disable frame pointers on scheduler functions.

Signed-off-by: Ken Chen <kenchen@xxxxxxxxxx>

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index e60c59b..38f9fb9 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -367,7 +367,7 @@ config X86_RDC321X
 config SCHED_NO_NO_OMIT_FRAME_POINTER
 	def_bool y
 	prompt "Single-depth WCHAN output"
-	depends on X86_32
+	depends on X86
 	help
 	  Calculate simpler /proc/<PID>/wchan values. If this option
 	  is disabled then wchan values will recurse back to the
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