Try adding optional feature

org.eclipse.ptp.product-feature/feature.xml

diff --git a/org.eclipse.ptp.product-feature/feature.xml b/org.eclipse.ptp.product-feature/feature.xml
index d64bd5a..0832336 100644
--- a/org.eclipse.ptp.product-feature/feature.xml
+++ b/org.eclipse.ptp.product-feature/feature.xml
@@ -71,6 +71,13 @@
          version="0.0.0"/>
 
    <includes
+         id="org.eclipse.linuxtools.oprofile.feature"
+         version="0.0.0"
+         optional="true"
+         os="linux"
+         search-location="both"/>
+
+   <includes
          id="org.eclipse.linuxtools.cdt.libhover.feature"
          version="0.0.0"
          optional="true"