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-rw-r--r--kernel/power/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig
index ce0dfb8f4a4..cdf315e794f 100644
--- a/kernel/power/Kconfig
+++ b/kernel/power/Kconfig
@@ -36,6 +36,15 @@ config PM_DEBUG
code. This is helpful when debugging and reporting various PM bugs,
like suspend support.
+config PM_TRACE
+ bool "Suspend/resume event tracing"
+ depends on PM && PM_DEBUG && X86
+ default y
+ ---help---
+ This enables some cheesy code to save the last PM event point in the
+ RTC across reboots, so that you can debug a machine that just hangs
+ during suspend (or more commonly, during resume).
+
config SOFTWARE_SUSPEND
bool "Software Suspend"
depends on PM && SWAP && (X86 && (!SMP || SUSPEND_SMP)) || ((FRV || PPC32) && !SMP)