svn commit: r351081 - head/sys/contrib/dev/acpica/include/platform

[Jung-uk Kim]

Author: jkim
Date: Thu Aug 15 16:04:22 2019
New Revision: 351081
URL: https://svnweb.freebsd.org/changeset/base/351081

Log:
  Enable ACPICA mutex debugging in INVARIANTS case.
  
  This lets us detect lock order reversal in ACPICA code to avoid deadlock.

Modified:
  head/sys/contrib/dev/acpica/include/platform/acfreebsd.h

Modified: head/sys/contrib/dev/acpica/include/platform/acfreebsd.h
==============================================================================
--- head/sys/contrib/dev/acpica/include/platform/acfreebsd.h	Thu Aug 15 15:55:01 2019	(r351080)
+++ head/sys/contrib/dev/acpica/include/platform/acfreebsd.h	Thu Aug 15 16:04:22 2019	(r351081)
@@ -203,6 +203,10 @@
 
 #define DEBUGGER_THREADING  0   /* integrated with DDB */
 
+#ifdef INVARIANTS
+#define ACPI_MUTEX_DEBUG
+#endif
+
 #else /* _KERNEL */
 
 #if __STDC_HOSTED__