x86: add Dell XPS710 reboot quirk

Dell XPS710 will hang on reboot.  This is resolved by adding a quirk to
set bios reboot.
Signed-off-by: NLeann Ogasawara <leann.ogasawara@canonical.com>
Signed-off-by: NTim Gardner <tim.gardner@canonical.com>
Cc: "manoj.iyer" <manoj.iyer@canonical.com>
Cc: <stable@kernel.org>
LKML-Reference: <1236196380.3231.89.camel@emiko>
Signed-off-by: NIngo Molnar <mingo@elte.hu>

arch/x86/kernel/reboot.c

@@ -217,6 +217,14 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq"),
 		},
 	},
+	{	/* Handle problems with rebooting on Dell XPS710 */
+		.callback = set_bios_reboot,
+		.ident = "Dell XPS710",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Dell XPS710"),
+		},
+	},
 	{ }
 };