[PATCH -next 1/4] powerpc: Remove obsoleted declaration for _get_SP

[Gaosheng Cui]

The _get_SP() have been removed since
commit 917f0af9e5a9 ("powerpc: Remove arch/ppc and include/asm-ppc"),
and now it is useless, so remove it.

Signed-off-by: Gaosheng Cui <cuigaosheng1 at huawei.com>
---
 arch/powerpc/kernel/process.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 3b506d4c55f3..e7b70c2cc001 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -72,8 +72,6 @@
 #define TM_DEBUG(x...) do { } while(0)
 #endif
 
-extern unsigned long _get_SP(void);
-
 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM
 /*
  * Are we running in "Suspend disabled" mode? If so we have to block any
-- 
2.25.1