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From: John Baldwin <jhb@FreeBSD.org>
Date: Wed, 30 Sep 2009 17:07:50 +0000 (UTC)
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Subject: svn commit: r197649 - head/sys/dev/acpica
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Author: jhb
Date: Wed Sep 30 17:07:49 2009
New Revision: 197649
URL: http://svn.freebsd.org/changeset/base/197649

Log:
  Do not hold the ACPI A/C adapter lock when changing the power profile.
  
  MFC after:	2 weeks

Modified:
  head/sys/dev/acpica/acpi_acad.c

Modified: head/sys/dev/acpica/acpi_acad.c
==============================================================================
--- head/sys/dev/acpica/acpi_acad.c	Wed Sep 30 17:05:26 2009	(r197648)
+++ head/sys/dev/acpica/acpi_acad.c	Wed Sep 30 17:07:49 2009	(r197649)
@@ -109,13 +109,14 @@ acpi_acad_get_status(void *context)
     ACPI_SERIAL_BEGIN(acad);
     if (newstatus != -1 && sc->status != newstatus) {
 	sc->status = newstatus;
+	ACPI_SERIAL_END(acad);
 	power_profile_set_state(newstatus ? POWER_PROFILE_PERFORMANCE :
 	    POWER_PROFILE_ECONOMY);
 	ACPI_VPRINT(dev, acpi_device_get_parent_softc(dev),
 	    "%s Line\n", newstatus ? "On" : "Off");
 	acpi_UserNotify("ACAD", h, newstatus);
-    }
-    ACPI_SERIAL_END(acad);
+    } else
+	ACPI_SERIAL_END(acad);
 }
 
 static void