From nobody Sat Feb 7 05:48:29 2026 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 8D9A9C8CE; Sun, 6 Apr 2025 18:02:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743962534; cv=none; b=YTR/LcC/79zcrV/5zJ26FsuL4ya3CX73C9M5PlJpXMYYZV6IsfHCNOW4idMnUIz5aTxKYak8IogpSdyCbKyCSDECwIl1KKx+Oi3aqMI+po6YaLiJy8E/wKRdfslwGe5aOppljURAw5auRY+stI6i/aho8MoaSPuFkse8w5s/JNQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743962534; c=relaxed/simple; bh=QaaVXr5vmbzzGB8LVkgnvkqyO3UdD+SEMR3QSy+BgNU=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=Y4bZOdGdrYZMCXdnOHcrX3HQ7veOUxUCs4vsOy205NuPBWMXsAILKptPX6wH1N6ozQY+5JGDTquxQ3dFWGZXRZwvRQQ0qFXf00xo7kUfPehNChDUday0GZLhoitfLXUNiZOCHXIsRfqlYICENmZtNTg3fK+QkLw5Kumj3G9JCmg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=eQgrto8X; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=EjuYjn8P; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="eQgrto8X"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="EjuYjn8P" Date: Sun, 06 Apr 2025 18:02:00 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1743962530; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9qujhkEeCue36EqZBnlB+QQW2AvVUadjyFugCuhgUDA=; b=eQgrto8XGxFXNSHhPND/l60udS3KV4DWp6S4xKW+KpkAlW2XklppZMdUml5xoXAmAfN5nm zZgKcQiMinST3IAtzk8W/H1YPk8HB0qT2HuxcZPc6NxtL+rsMk3hUrvVujpSxo38bYrrxz hwvlGDv0OlRyOZfjclwphPNryEia6sMlM7eCz/seFeAzq8LNtkmi13JbFwvMnq2MVA5ygC YeK5z/szZn6OtqSkhbBc2zUpMS2kdqV1j1IGUCSyGMyE3ejXyAyRvgC6c2a2age+aZQuMT EmCyZLZZdpZW49oVRlXlakzyGMoZgDimQoXYi21MgoKAB7T1AHfH3c2wUyACFQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1743962530; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9qujhkEeCue36EqZBnlB+QQW2AvVUadjyFugCuhgUDA=; b=EjuYjn8PdBerRlHm0mysFHIoCCIkLvZP4aEwXlARl5FNylsoJvK+i/CH+FM3FEzNGruG2y tGb2mdfUM7DZowCg== From: "tip-bot2 for Andi Kleen" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/cpu] x86/cpuid: Add AMX and SPEC_CTRL dependencies Cc: Andi Kleen , Ingo Molnar , "H. Peter Anvin" , Sohil Mehta , Tony Luck , "Ahmed S. Darwish" , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20240924170128.2611854-1-ak@linux.intel.com> References: <20240924170128.2611854-1-ak@linux.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <174396252153.31282.17024689977241698815.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the x86/cpu branch of tip: Commit-ID: e37aa1211fbfeb9d5e79f4a4b0da898e6d0d53bb Gitweb: https://git.kernel.org/tip/e37aa1211fbfeb9d5e79f4a4b0da898e6= d0d53bb Author: Andi Kleen AuthorDate: Tue, 24 Sep 2024 10:01:28 -07:00 Committer: Ingo Molnar CommitterDate: Sun, 06 Apr 2025 19:54:35 +02:00 x86/cpuid: Add AMX and SPEC_CTRL dependencies Add some missing dependencies to the CPUID dependency table: - All the AMX features depend on AMX_TILE - All the SPEC_CTRL features depend on SPEC_CTRL [ mingo: Keep the AMX part of the table grouped ... ] Signed-off-by: Andi Kleen Signed-off-by: Ingo Molnar Cc: "H. Peter Anvin" Cc: Sohil Mehta Cc: Tony Luck Cc: Ahmed S. Darwish Link: https://lore.kernel.org/r/20240924170128.2611854-1-ak@linux.intel.com --- arch/x86/kernel/cpu/cpuid-deps.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/x86/kernel/cpu/cpuid-deps.c b/arch/x86/kernel/cpu/cpuid-d= eps.c index a2fbea0..94c062c 100644 --- a/arch/x86/kernel/cpu/cpuid-deps.c +++ b/arch/x86/kernel/cpu/cpuid-deps.c @@ -82,8 +82,12 @@ static const struct cpuid_dep cpuid_deps[] =3D { { X86_FEATURE_XFD, X86_FEATURE_XSAVES }, { X86_FEATURE_XFD, X86_FEATURE_XGETBV1 }, { X86_FEATURE_AMX_TILE, X86_FEATURE_XFD }, + { X86_FEATURE_AMX_FP16, X86_FEATURE_AMX_TILE }, + { X86_FEATURE_AMX_BF16, X86_FEATURE_AMX_TILE }, + { X86_FEATURE_AMX_INT8, X86_FEATURE_AMX_TILE }, { X86_FEATURE_SHSTK, X86_FEATURE_XSAVES }, { X86_FEATURE_FRED, X86_FEATURE_LKGS }, + { X86_FEATURE_SPEC_CTRL_SSBD, X86_FEATURE_SPEC_CTRL }, {} };