Author: dgilmore
Date: 2011-10-12 20:02:00 -0400 (Wed, 12 Oct 2011)
New Revision: 3761
Modified:
trunk/osprey/driver/main.c
Log:
Fix bug 744 (problem with -pg option and -HP options
that map program segments using huge pages).
Approved by David Coakley.
Modified: trunk/osprey/driver/main.c
===================================================================
--- trunk/osprey/driver/main.c 2011-10-12 06:54:09 UTC (rev 3760)
+++ trunk/osprey/driver/main.c 2011-10-13 00:02:00 UTC (rev 3761)
@@ -595,6 +595,15 @@
|| desc->alloc == ALLOC_BDT)) {
BD_or_BDT_with_1GBP = TRUE;
}
+ if (option_was_seen(O_pg) &&
+ (desc->alloc == ALLOC_BD || desc->alloc == ALLOC_BDT)) {
+ /* See bug 744, libhugetlbfs doesn't detect that the
+ * allocation of data structures by the profiling library
+ * code, which causes a program fault after the data section
+ * is copied and remapped using huge pages.
+ */
+ error("-pg and -HP:bdt or -HP:bd are currently
incompatible");
+ }
}
/* With BD or BDT mappings using 1GB pages, the rest
------------------------------------------------------------------------------
All the data continuously generated in your IT infrastructure contains a
definitive record of customers, application performance, security
threats, fraudulent activity and more. Splunk takes this data and makes
sense of it. Business sense. IT sense. Common sense.
http://p.sf.net/sfu/splunk-d2d-oct
_______________________________________________
Open64-devel mailing list
Open64-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/open64-devel
