[PATCH 4.4 012/101] x86/reboot/quirks: Add MacBook6,1 reboot quirk

Greg Kroah-Hartman
2020-06-19T14:35:47Z

From: Hill Ma <maahiuzeon@gmail.com>

commit 140fd4ac78d385e6c8e6a5757585f6c707085f87 upstream.

On MacBook6,1 reboot would hang unless parameter reboot=pci is added.
Make it automatic.

Signed-off-by: Hill Ma <maahiuzeon@gmail.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20200425200641.GA1554@cslab.localdomain
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
arch/x86/kernel/reboot.c | 8 ++++++++
1 file changed, 8 insertions(+)

--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -162,6 +162,14 @@ static struct dmi_system_id __initdata r
DMI_MATCH(DMI_PRODUCT_NAME, "MacBook5"),
},
},
+ { /* Handle problems with rebooting on Apple MacBook6,1 */
+ .callback = set_pci_reboot,
+ .ident = "Apple MacBook6,1",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacBook6,1"),
+ },
+ },
{ /* Handle problems with rebooting on Apple MacBookPro5 */
.callback = set_pci_reboot,
.ident = "Apple MacBookPro5",