From: Anton Blanchard <anton@samba.org>
Date: Wed, 31 Jul 2013 06:31:26 +0000 (+1000)
Subject: powerpc: On POWERNV enable PPC_DENORMALISATION by default
X-Git-Tag: firefly_0821_release~6453^2~1127
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=70aabee48d28ead09817660d35d9f53a13b99eda;p=firefly-linux-kernel-4.4.55.git

powerpc: On POWERNV enable PPC_DENORMALISATION by default

commit 4e90a2a7375e86827541bda9393414c03e7721c6 upstream.

We want PPC_DENORMALISATION enabled when POWERNV is enabled,
so update the Kconfig.

Signed-off-by: Anton Blanchard <anton@samba.org>
Acked-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index c33e3ad2c8fd..74991fee2e62 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -572,7 +572,7 @@ config SCHED_SMT
 config PPC_DENORMALISATION
 	bool "PowerPC denormalisation exception handling"
 	depends on PPC_BOOK3S_64
-	default "n"
+	default "y" if PPC_POWERNV
 	---help---
 	  Add support for handling denormalisation of single precision
 	  values.  Useful for bare metal only.  If unsure say Y here.