From: Len Brown <len.br...@intel.com>
Upon removal of the "is_idle" flag, x86_test_and_clear_bit_percpu()
is no longer used.
Signed-off-by: Len Brown <len.br...@intel.com>
Acked-by: Peter Zijlstra (Intel) <pet...@infradead.org>
---
arch/x86/include/asm/percpu.h | 11 -----------
1 file changed, 11 deletions(-)
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index 84f58de08c2b..9fa03604b2b3 100644
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -507,17 +507,6 @@ do {
\
#endif
-/* This is not atomic against other CPUs -- CPU preemption needs to be off */
-#define x86_test_and_clear_bit_percpu(bit, var)
\
-({ \
- bool old__; \
- asm volatile("btr %2,"__percpu_arg(1)"\n\t" \
- CC_SET(c) \
- : CC_OUT(c) (old__), "+m" (var) \
- : "dIr" (bit)); \
- old__; \
-})
-
static __always_inline bool x86_this_cpu_constant_test_bit(unsigned int nr,
const unsigned long __percpu *addr)
{
--
2.11.0.rc1
