ARM: Do not enable SWP emulation if CPU_V6 && CPU_V7
This option uses LDREXB/STREXB to emulate SWPB but these instructions are not supported on all the ARMv6 processors. Reported-by: Anand Gadiyar <gadiyar@ti.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Leif Lindholm <Leif.Lindholm@arm.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
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@ -644,7 +644,7 @@ config ARM_THUMBEE
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config SWP_EMULATE
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bool "Emulate SWP/SWPB instructions"
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depends on CPU_V7
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depends on CPU_V7 && !CPU_V6
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select HAVE_PROC_CPU if PROC_FS
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default y if SMP
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help
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