Date: Thu, 24 Sep 2009 16:51:56 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r197460 - head/sys/dev/acpi_support Message-ID: <200909241651.n8OGpuxZ002195@svn.freebsd.org>
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Author: jhb Date: Thu Sep 24 16:51:56 2009 New Revision: 197460 URL: http://svn.freebsd.org/changeset/base/197460 Log: Remove unnecessary locking from attach(). This fixes a LOR between the acpi_ibm lock and the sysctl lock. MFC after: 3 days Modified: head/sys/dev/acpi_support/acpi_ibm.c Modified: head/sys/dev/acpi_support/acpi_ibm.c ============================================================================== --- head/sys/dev/acpi_support/acpi_ibm.c Thu Sep 24 15:56:26 2009 (r197459) +++ head/sys/dev/acpi_support/acpi_ibm.c Thu Sep 24 16:51:56 2009 (r197460) @@ -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);
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