3 files changed, 2 insertions, 7 deletions

diff --git a/arch/um/Kconfig.debug b/arch/um/Kconfig.debug
index 5681a8bd37..bab51d6191 100644
--- a/arch/um/Kconfig.debug
+++ b/arch/um/Kconfig.debug
@@ -49,7 +49,6 @@ config GCOV
 
 config SYSCALL_DEBUG
         bool "Enable system call debugging"
-        default N
         depends on DEBUG_INFO
         help
         This adds some system debugging to UML, including keeping a ring buffer
diff --git a/arch/um/kernel/time_kern.c b/arch/um/kernel/time_kern.c
index 86f51d04c9..87cdbc560d 100644
--- a/arch/um/kernel/time_kern.c
+++ b/arch/um/kernel/time_kern.c
@@ -87,7 +87,7 @@ void timer_irq(union uml_pt_regs *regs)
 
 void time_init_kern(void)
 {
-        unsigned long long nsecs;
+        long long nsecs;
 
         nsecs = os_nsecs();
         set_normalized_timespec(&wall_to_monotonic, -nsecs / BILLION,
diff --git a/arch/um/sys-ppc/misc.S b/arch/um/sys-ppc/misc.S
index 11b7bd768c..f0c971db47 100644
--- a/arch/um/sys-ppc/misc.S
+++ b/arch/um/sys-ppc/misc.S
@@ -23,14 +23,10 @@
 #define CACHE_LINE_SIZE         16
 #define LG_CACHE_LINE_SIZE      4
 #define MAX_COPY_PREFETCH       1
-#elif !defined(CONFIG_PPC64BRIDGE)
+#else
 #define CACHE_LINE_SIZE         32
 #define LG_CACHE_LINE_SIZE      5
 #define MAX_COPY_PREFETCH       4
-#else
-#define CACHE_LINE_SIZE         128
-#define LG_CACHE_LINE_SIZE      7
-#define MAX_COPY_PREFETCH       1
 #endif /* CONFIG_4xx || CONFIG_8xx */
 
         .text