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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 05496622b4ef..6b99c8b77c59 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4194,6 +4194,9 @@
Used to run time disable IRQ_TIME_ACCOUNTING on any
platforms where RDTSC is slow and this accounting
can add overhead.
+ [x86] unstable: mark the TSC clocksource as unstable, this
+ marks the TSC unconditionally unstable at bootup and
+ avoids any further wobbles once the TSC watchdog notices.
turbografx.map[2|3]= [HW,JOY]
TurboGraFX parallel port interface