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[1/4] sparc64: use generic rwsem spinlocks rt

Message ID 1388980510-10190-2-git-send-email-allen.pais@oracle.com
State Not Applicable
Delegated to: David Miller
Headers show

Commit Message

Allen Jan. 6, 2014, 3:55 a.m. UTC 
This patch enables the use of generic rwsem spinlocks
to support RT on sparc64

Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Allen Pais <allen.pais@oracle.com>
---
 arch/sparc/Kconfig |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
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Patch

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 6787bd3..554995d 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -179,12 +179,10 @@  config NR_CPUS
 source kernel/Kconfig.hz
 
 config RWSEM_GENERIC_SPINLOCK
-	bool
-	default y if SPARC32
+	def_bool PREEMPT_RT_FULL
 
 config RWSEM_XCHGADD_ALGORITHM
-	bool
-	default y if SPARC64
+	def_bool !RWSEM_GENERIC_SPINLOCK && !PREEMPT_RT_FULL
 
 config GENERIC_HWEIGHT
 	bool