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Sun, 10 May 2026 11:10:49 -0400 (EDT) From: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?= To: linux-kernel@vger.kernel.org Cc: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?= , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org (maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)), "H. Peter Anvin" , Sean Christopherson , Kai Huang Subject: [PATCH] x86/reboot: use EFI reboot on ThinkPad X1 Carbon 5th Date: Sun, 10 May 2026 17:10:00 +0200 Message-ID: <20260510151004.908349-1-marmarek@invisiblethingslab.com> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable This laptop needs EFI reboot to respect BootNext variable, otherwise it uses just BootOrder on reboot. Signed-off-by: Marek Marczykowski-G=C3=B3recki --- arch/x86/kernel/reboot.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 6032fa9ec753..97d139a6d7e5 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -471,6 +471,17 @@ static const struct dmi_system_id reboot_dmi_table[] _= _initconst =3D { }, }, =20 + /* Lenovo */ + { + /* BootNext EFI variable is not respected without EFI reboot */ + .callback =3D set_efi_reboot, + .ident =3D "Lenovo ThinkPad X1 Carbon 5th", + .matches =3D { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X1 Carbon 5th"), + }, + }, + { /* PCIe Wifi card isn't detected after reboot otherwise */ .callback =3D set_pci_reboot, .ident =3D "Zotac ZBOX CI327 nano", --=20 2.52.0