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From: John Baldwin <jhb@FreeBSD.org>
Date: Thu, 29 Oct 2009 15:13:36 +0000 (UTC)
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Subject: svn commit: r198596 - in stable/8/sys: . amd64/include/xen
	cddl/contrib/opensolaris contrib/dev/acpica contrib/pf
	dev/acpi_support dev/xen/xenpci
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Author: jhb
Date: Thu Oct 29 15:13:36 2009
New Revision: 198596
URL: http://svn.freebsd.org/changeset/base/198596

Log:
  MFC 197460:
  Remove unnecessary locking from attach().  This fixes a LOR between the
  acpi_ibm lock and the sysctl lock.

Modified:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/acpi_support/acpi_ibm.c
  stable/8/sys/dev/xen/xenpci/   (props changed)

Modified: stable/8/sys/dev/acpi_support/acpi_ibm.c
==============================================================================
--- stable/8/sys/dev/acpi_support/acpi_ibm.c	Thu Oct 29 15:10:38 2009	(r198595)
+++ stable/8/sys/dev/acpi_support/acpi_ibm.c	Thu Oct 29 15:13:36 2009	(r198596)
@@ -356,8 +356,6 @@ acpi_ibm_attach(device_t dev)
 	}
 	sc->ec_handle = acpi_get_handle(sc->ec_dev);
 
-	ACPI_SERIAL_BEGIN(ibm);
-
 	/* Get the sysctl tree */
 	sc->sysctl_ctx = device_get_sysctl_ctx(dev);
 	sc->sysctl_tree = device_get_sysctl_tree(dev);
@@ -404,8 +402,6 @@ acpi_ibm_attach(device_t dev)
 		    "Thermal zones");
 	}
 
-	ACPI_SERIAL_END(ibm);
-
 	/* Handle notifies */
 	AcpiInstallNotifyHandler(sc->handle, ACPI_DEVICE_NOTIFY,
 	    acpi_ibm_notify, dev);