[PATCH v2 6/9] x86/hyperv: Make hv_vcpu_is_preempted visible

[Andi Kleen]

From: Andi Kleen <ak@xxxxxxxxxxxxxxx>

This function is referrenced from assembler, so need to be marked
visible for LTO.

Cc: yi.y.sun@xxxxxxxxxxxxxxx
Cc: kys@xxxxxxxxxxxxx
Cc: haiyangz@xxxxxxxxxxxxx
Reviewed-by: Yi Sun <yi.y.sun@xxxxxxxxxxxxxxx>
Fixes: 3a025de64bf8 x86/hyperv: Enable PV qspinlock for Hyper-V
Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
---
 arch/x86/hyperv/hv_spinlock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/hyperv/hv_spinlock.c b/arch/x86/hyperv/hv_spinlock.c
index a861b0456b1a..07f21a06392f 100644
--- a/arch/x86/hyperv/hv_spinlock.c
+++ b/arch/x86/hyperv/hv_spinlock.c
@@ -56,7 +56,7 @@ static void hv_qlock_wait(u8 *byte, u8 val)
 /*
  * Hyper-V does not support this so far.
  */
-bool hv_vcpu_is_preempted(int vcpu)
+__visible bool hv_vcpu_is_preempted(int vcpu)
 {
 	return false;
 }
-- 
2.20.1