Merge branch 'x86-atomic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[sfrench/cifs-2.6.git] / lib / Kconfig.debug

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 935248bdbc471aaf8485ef545784b70313c9dfda..d85be90d5888cb8df619039fb4282e77c9a120ff 100644 (file)
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -512,6 +512,18 @@ config PROVE_RCU
 
         Say N if you are unsure.
 
+config PROVE_RCU_REPEATEDLY
+       bool "RCU debugging: don't disable PROVE_RCU on first splat"
+       depends on PROVE_RCU
+       default n
+       help
+        By itself, PROVE_RCU will disable checking upon issuing the
+        first warning (or "splat").  This feature prevents such
+        disabling, allowing multiple RCU-lockdep warnings to be printed
+        on a single reboot.
+
+        Say N if you are unsure.
+
 config LOCKDEP
        bool
        depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT
@@ -793,7 +805,7 @@ config RCU_CPU_STALL_DETECTOR
 config RCU_CPU_STALL_VERBOSE
        bool "Print additional per-task information for RCU_CPU_STALL_DETECTOR"
        depends on RCU_CPU_STALL_DETECTOR && TREE_PREEMPT_RCU
-       default n
+       default y
        help
          This option causes RCU to printk detailed per-task information
          for any tasks that are stalling the current RCU grace period.
@@ -1086,6 +1098,13 @@ config DMA_API_DEBUG
          This option causes a performance degredation.  Use only if you want
          to debug device drivers. If unsure, say N.
 
+config ATOMIC64_SELFTEST
+       bool "Perform an atomic64_t self-test at boot"
+       help
+         Enable this option to test the atomic64_t functions at boot.
+
+         If unsure, say N.
+
 source "samples/Kconfig"
 
 source "lib/Kconfig.kgdb"