From nobody Thu Jun 3 19:48:20 2021 X-Original-To: acpi@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id BCBDC1371C29 for ; Thu, 3 Jun 2021 19:48:20 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FwxK02dZpz4jdY for ; Thu, 3 Jun 2021 19:48:20 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 40CE97CBD for ; Thu, 3 Jun 2021 19:48:20 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 153JmKJd038280 for ; Thu, 3 Jun 2021 19:48:20 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from bugzilla@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 153JmKCo038279 for acpi@FreeBSD.org; Thu, 3 Jun 2021 19:48:20 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: bugzilla set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: acpi@FreeBSD.org Subject: [Bug 256389] [PATCH] acpi: Include Samsung laptops in the x2APIC Sandy Bridge blacklist Date: Thu, 03 Jun 2021 19:48:20 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: easy X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: commit-hook@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: acpi@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: ACPI and power management development List-Archive: https://lists.freebsd.org/archives/freebsd-acpi List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-acpi@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D256389 --- Comment #3 from commit-hook@FreeBSD.org --- A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=3D37f780d3e0a2e8e4c64c526b6e7dc77ff= 6b91057 commit 37f780d3e0a2e8e4c64c526b6e7dc77ff6b91057 Author: Konstantin Belousov AuthorDate: 2021-06-02 22:29:07 +0000 Commit: Konstantin Belousov CommitDate: 2021-06-03 19:47:31 +0000 Disable x2APIC for SandyBridge laptops with Samsung BIOS From the PR: Almost always, my Samsung RF511 laptop could not boot with x2APIC enabled in the kernel. It froze during SMP initialization, shortly after "ACPI APIC Table: " was printed to the console. When the kernel is instructed not to use x2APIC, the system boots correctly. PR: 256389 Submitted by: David Sebek Reviewed by: markj MFC after: 1 week Differential revision: https://reviews.freebsd.org/D30624 sys/x86/acpica/madt.c | 1 + 1 file changed, 1 insertion(+) --=20 You are receiving this mail because: You are the assignee for the bug.=