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-rw-r--r--arch/x86/platform/pvh/enlighten.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/platform/pvh/enlighten.c b/arch/x86/platform/pvh/enlighten.c
index 944e0290f2c0..2263885d16ba 100644
--- a/arch/x86/platform/pvh/enlighten.c
+++ b/arch/x86/platform/pvh/enlighten.c
@@ -130,7 +130,11 @@ void __init xen_prepare_pvh(void)
BUG();
}
- memset(&pvh_bootparams, 0, sizeof(pvh_bootparams));
+ /*
+ * This must not compile to "call memset" because memset() may be
+ * instrumented.
+ */
+ __builtin_memset(&pvh_bootparams, 0, sizeof(pvh_bootparams));
hypervisor_specific_init(xen_guest);