From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B387F39AD3B; Mon, 10 Aug 2026 21:33:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.109.113.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786397620; cv=none; b=h488RkPew9jq+v4Rqy/F6tkPHgm1LFmMOqERMfoUvS1qqjUNQIcWrrudXQnJ30sYnHKIJQ6WygRXSCJhPamPaR+yoSPuGdHnGo+Cm4v7epxx4Et7hSDvbAZVlrM8++HGGAPt4WSy2AQ5JYiNCDuauhG9n2CXjNP5BW5CX+lYzIY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786397620; c=relaxed/simple; bh=RlmjwpzlCbBpemhxJU356QihMtcYLUI1tZuy1+qGDP0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=hVjSPdkkJEfFSMVapmk2aZsTkrTo6HYL9pgGZI+LK9uCYMCAm48oMhhD5IiMyZbkiq+24NfwfN4rt3dNmh6V8na7zXE+siYXLnWsWPPoGgVmOqO3OjinMVlwx6l9vrznbiCAI/ShLwKIbPn+tnlXknCZzALHbck+mA+FLG6mBHo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de; spf=pass smtp.mailfrom=alien8.de; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b=UQ9BK6Zf; arc=none smtp.client-ip=65.109.113.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alien8.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b="UQ9BK6Zf" Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 4A46340E014C; Mon, 10 Aug 2026 21:33:35 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 6VMSOBu3H5k6; Mon, 10 Aug 2026 21:33:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1786397604; bh=8srQNQFRvplvv6zNY+6hS99If9YqBFBbBRXals9htKg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=UQ9BK6ZfQTfw5DV1tFdi0ohn0/k+Jl994Qv8DMfmGL6Z2uEZRVV3qkTA0Umzkjvhx iweIkZ+zikNnMqAVzjV9hP2d7H/inAmdqv3WIwoC/1o+KrfoI+iIykBZfVPcewtsOo tBxs4L6AfkIBIrjgWw1RYUGhr3dLKPnvl7Xjrqyk52nMNMYW8PgkR+3Yr4ETdy0JRt ZV+RYe+Rg8F67hzq3dD9tKdSixLhMAsBIlJd+/mooC36DrJ1ohKOU7jpf23EX5a5XR 8DquGqtpyHbRalR9w4TKXLoK6xjuFPhMG8siS7WDceDrG/EfmjhMb8JbH9oLrli7zK 5HAmcNvr6L6KszdPSprwEE04hWRhOIHlNHOSIgvsfoO/PPi84oIywzXVty4WY/EEka sY0KCBIKQIJXLl5HVhvTcIXhjEq/UXamnBeGdnDOz91lq1h2sMJO5SKdhanU+Ggp56 dG+VMQbmuFZqksn8Bw2XjptwbHisg9MkAgYoRzQtE21IWJt44jORGYqrZkLRKZSKcA X7LHaAjflhP+IiK/gL7eIRelJGydRh6zh8i2SZ/v5aJ+7Z+Q7E34rv3DpTzCxRF6Wq 4QAHilYGPzU/r+kEP8/ZJrD9jOiHHa5bZ+fRJR7N/tmslzXil0wIrjsIHGKCZCfxxx ZHK3dstU0RyyqrIH0u5uQoZE= Received: from stx.tnic (unknown [IPv6:2600:1700:38ca:c00::1b]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 99F6A40E0031; Mon, 10 Aug 2026 21:33:12 +0000 (UTC) Date: Mon, 10 Aug 2026 14:33:09 -0700 From: Borislav Petkov To: Mario Limonciello Cc: Sean Rhodes , x86@kernel.org, "Rafael J. Wysocki" , Pavel Machek , Thomas Gleixner , Ingo Molnar , Dave Hansen , "H. Peter Anvin" , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] x86/pm: Save AMD CPUID leaf 7 across S3 Message-ID: <20260810213309.GDanpDlS1IcRhHKyWK@fat_crate.local> References: <4430d02d34617dd2d3cb506202fe44d5e45c053b.1785838418.git.sean@starlabs.systems> <20260804184920.GBanI0MCMbnglz7Ncc@fat_crate.local> <20260806012923.GEanPjc0w24EdEquDk@fat_crate.local> <131d39d6-c2a9-4d80-99e9-526d347bf608@amd.com> 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-Disposition: inline In-Reply-To: On Mon, Aug 10, 2026 at 03:07:05PM -0500, Mario Limonciello wrote: > I think you should narrow down your proposed quirk to the single affected > processor. You mean "platform"? Looking at https://us.starlabs.systems/pages/starbook?shpxid=c61652d7-d0de-458c-a7ee-ce809ee0ad2b it sounds to me like we might fix the fw even... -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette