4.12-stable review patch. If anyone has any objections, please let me know.
------------------
From: Nicholas Piggin <npig...@gmail.com>
commit 67d20418088680d22037119d914982cd982b5c5a upstream.
Fixes: a7cd88da97 ("powerpc/powernv: Move CPU-Offline idle state invocation
from smp.c to idle.c")
Cc: Gautham R. Shenoy <e...@linux.vnet.ibm.com>
Signed-off-by: Nicholas Piggin <npig...@gmail.com>
Acked-by: Gautham R. Shenoy <e...@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <m...@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
arch/powerpc/platforms/powernv/idle.c | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/powerpc/platforms/powernv/idle.c
+++ b/arch/powerpc/platforms/powernv/idle.c
@@ -261,6 +261,7 @@ static u64 pnv_deepest_stop_psscr_val;
static u64 pnv_deepest_stop_psscr_mask;
static bool deepest_stop_found;
+#ifdef CONFIG_HOTPLUG_CPU
/*
* pnv_cpu_offline: A function that puts the CPU into the deepest
* available platform idle state on a CPU-Offline.
@@ -293,6 +294,7 @@ unsigned long pnv_cpu_offline(unsigned i
return srr1;
}
+#endif
/*
* Power ISA 3.0 idle initialization.
