Blackfin: SMP: enable HAVE_LEGACY_PER_CPU_AREA

The current Blackfin SMP code relies on the legacy cpu area code, so
select it until we port things to the newer code.

Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index 9409ae369517..1f075be7717f 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -258,6 +258,10 @@ config IRQ_PER_CPU
         depends on SMP
         default y
 
+config HAVE_LEGACY_PER_CPU_AREA
+        def_bool y
+        depends on SMP
+
 config BF_REV_MIN
         int
         default 0 if (BF51x || BF52x || (BF54x && !BF54xM))