RoC: Add hint to run roc-setup-hugetlbfs if buffer wasn't hugepage backed

PascalBoeschoten · PascalBoeschoten · commit dbcfbcf2d542 · 2017-08-08T12:21:24.000+02:00
diff --git a/src/DmaChannelPdaBase.cxx b/src/DmaChannelPdaBase.cxx
@@ -66,7 +66,8 @@ DmaChannelPdaBase::DmaChannelPdaBase(const Parameters& parameters,
             std::string message = "Buffer is NOT hugepage-backed and IOMMU is disabled - unsupported buffer "
               "configuration";
             log(message, InfoLogger::InfoLogger::Error);
-            BOOST_THROW_EXCEPTION(Exception() << ErrorInfo::Message(message));
+            BOOST_THROW_EXCEPTION(Exception() << ErrorInfo::Message(message)
+              << ErrorInfo::PossibleCauses({"roc-setup-hugetlbfs was not run"}));
           }
         }
         checked = true;

Original file line number	Diff line number	Diff line change
`@@ -66,7 +66,8 @@ DmaChannelPdaBase::DmaChannelPdaBase(const Parameters& parameters,`
`66`	`66`	`std::string message = "Buffer is NOT hugepage-backed and IOMMU is disabled - unsupported buffer "`
`67`	`67`	`"configuration";`
`68`	`68`	`log(message, InfoLogger::InfoLogger::Error);`
`69`		`- BOOST_THROW_EXCEPTION(Exception() << ErrorInfo::Message(message));`
	`69`	`+ BOOST_THROW_EXCEPTION(Exception() << ErrorInfo::Message(message)`
	`70`	`+ << ErrorInfo::PossibleCauses({"roc-setup-hugetlbfs was not run"}));`
`70`	`71`	`}`
`71`	`72`	`}`
`72`	`73`	`checked = true;`