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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 69b1533c1f02..a465d5242774 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -6851,6 +6851,12 @@
Crash from Xen panic notifier, without executing late
panic() code such as dumping handler.
+ xen_msr_safe= [X86,XEN]
+ Format: <bool>
+ Select whether to always use non-faulting (safe) MSR
+ access functions when running as Xen PV guest. The
+ default value is controlled by CONFIG_XEN_PV_MSR_SAFE.
+
xen_nopvspin [X86,XEN]
Disables the qspinlock slowpath using Xen PV optimizations.
This parameter is obsoleted by "nopvspin" parameter, which