svn commit: r242922 - head/sys/dev/acpica

[Sean Bruno]

Author: sbruno
Date: Mon Nov 12 18:09:25 2012
New Revision: 242922
URL: http://svnweb.freebsd.org/changeset/base/242922

Log:
  Update MAX_TASKS to scale a bit based on MAXCPU
  
  This alleviates issues on newer Sandy/Ivy Bridge gear that seems to require
  boatloads more ACPI resources than before.
  
  Reviewed by:	avg@
  Obtained from:	Yahoo! Inc.
  MFC after:	2 weeks

Modified:
  head/sys/dev/acpica/acpivar.h

Modified: head/sys/dev/acpica/acpivar.h
==============================================================================
--- head/sys/dev/acpica/acpivar.h	Mon Nov 12 15:17:25 2012	(r242921)
+++ head/sys/dev/acpica/acpivar.h	Mon Nov 12 18:09:25 2012	(r242922)
@@ -476,7 +476,7 @@ ACPI_HANDLE	acpi_GetReference(ACPI_HANDL
 
 /* Default maximum number of tasks to enqueue. */
 #ifndef ACPI_MAX_TASKS
-#define	ACPI_MAX_TASKS		32
+#define	ACPI_MAX_TASKS		MAX(32, MAXCPU * 2)
 #endif
 
 /* Default number of task queue threads to start. */