[PATCH 111/133] powerpc: On POWERNV enable PPC_DENORMALISATION by default
Kamal Mostafa
kamal at canonical.com
Fri Aug 16 22:34:13 UTC 2013
3.8.13.7 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Anton Blanchard <anton at samba.org>
commit 4e90a2a7375e86827541bda9393414c03e7721c6 upstream.
We want PPC_DENORMALISATION enabled when POWERNV is enabled,
so update the Kconfig.
Signed-off-by: Anton Blanchard <anton at samba.org>
Acked-by: Michael Neuling <mikey at neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
arch/powerpc/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index dabe429..74002f0 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -574,7 +574,7 @@ 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.
--
1.8.1.2
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