usb-gadget-ether: prevent oops caused by error interrupt race

[linux-2.6] / lib / Kconfig.debug

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 50a94eee4d92565e2f247eac3c92ca80c7d45581..396c38b3cb69f76f90b7882d45c448170eba8044 100644 (file)
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -167,7 +167,7 @@ config SLUB_DEBUG_ON
 
 config DEBUG_PREEMPT
        bool "Debug preemptible kernel"
-       depends on DEBUG_KERNEL && PREEMPT && TRACE_IRQFLAGS_SUPPORT
+       depends on DEBUG_KERNEL && PREEMPT && (TRACE_IRQFLAGS_SUPPORT || PPC64)
        default y
        help
          If you say Y here then the kernel will use a debug variant of the
@@ -284,7 +284,7 @@ config LOCKDEP
        select KALLSYMS_ALL
 
 config LOCK_STAT
-       bool "Lock usage statisitics"
+       bool "Lock usage statistics"
        depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT
        select LOCKDEP
        select DEBUG_SPINLOCK
@@ -294,6 +294,8 @@ config LOCK_STAT
        help
         This feature enables tracking lock contention points
 
+        For more details, see Documentation/lockstat.txt
+
 config DEBUG_LOCKDEP
        bool "Lock dependency engine debugging"
        depends on DEBUG_KERNEL && LOCKDEP