Commit b3b46d76 authored Aug 11, 2011 by Matthew Garrett Committed by Len Brown Aug 11, 2011

APEI: Fix WHEA _OSC call



Bit 0 of the support parameter to the OSC call should be set in order to
indicate that the OS supports the WHEA mechanism. Stuart Hayes tracked
an APEI issue on some Dell platforms down to this.

Reported-by: Stuart Hayes <Stuart_Hayes@Dell.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Len Brown <len.brown@intel.com>

parent 322a8b03

drivers/acpi/apei/apei-base.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -618,7 +618,7 @@ int apei_osc_setup(void)
		};

		capbuf[OSC_QUERY_TYPE] = OSC_QUERY_ENABLE;
		capbuf[OSC_SUPPORT_TYPE] = 0;
		capbuf[OSC_SUPPORT_TYPE] = 1;
		capbuf[OSC_CONTROL_TYPE] = 0;

		if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle))