From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793829109; b=4lpLlMY499jeMbB4tMFmB5w1ZjwZXbECATYwtyoK+tkZw8Jor8r/DeMSHYb4ADldP1tt amFTYDQL7n1R3bmOhRTDzNGHVv/If7LOwv59JoB8+xwWPnCEYcZ0FbHh794l6WwqD7P4T StFbau5KLaCVL+crd7DXMaO5Ph8Pxast2F4kMEAymJrFUab+zXcMtVrkqh2Xpc/RLnUWr yqcPXP8ByV6O1XCgsle1WJ1xj0uger8Ul5S/3eAB/gC61oZLvopOrS7BEgFQx7VDgUUAR VT+ZqxhuoMWEbm+EM2+tnv4kFbTUdXSoYeXOQvi9JFZcpX8vg4SsTFxl8h7csIvlOeg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793829109; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=BDOGAd8tcaJlvgCDl6vZR1m+tBTTr+G3/WiBKHK6GTA=; b=oSMBCCwRLbZApGPk/K/Eo7jBzRZgpm5zGUdHc4UDcNZJ1jSElxpVJ8DIyjPp3topk8pb UD2FznhcK6feOMhkqETpgePmo3YmJ4ZvR1Fdcawe1fAMY26oenezqt8Z6PcNXRnmBKKuD lO9THKiJOHbP/QQCkDGHqcQ1gTJaiYa3+c6rv72e6HBXvXSFpH9dfFkoSCK5V1ELULWm1 TLstHGnmiRrQAD4W9VKVyXvoAqdvygdbp1JEUKhW6nP4Rv1vi3Pi7hB2DR+23S1njAwx7 vKSHbAOn2Llq7GLWzYGdWmSX9rvJ0j5pJJ1r4a4fqWQcE9uUAhDE88gRloVTw+Pejcg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=ppYacZej; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 07D716072FB2; Wed, 4 Nov 2026 21:51:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=ppYacZej Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9A98C1F00A18; Wed, 4 Nov 2026 21:51:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793829108; bh=BDOGAd8tcaJlvgCDl6vZR1m+tBTTr+G3/WiBKHK6GTA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ppYacZej1/CzvL3YoayG9r66L23O7yDR8FL8vo45JCq6hpITEi+Wg7VBTLFDY7lkV KEggWrKI7N8a9EiUACvyWcQoTdLoH/MGpitLUUN/VETWrjSsIX66VaA9FT7H+nU5FD nqMd6I/A3kVSFSKnkjlqkxk1MWyRjTNPln0ddeAA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Rick Edgecombe , Sean Christopherson , "Borislav Petkov (AMD)" Subject: [PATCH 7.3 451/547] x86/cpuid: Mark CPUID function 0x23 as being indexed Date: Wed, 4 Nov 2026 16:10:35 -0500 Message-ID: <20261104211051.167816105@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261104211038.406938024@linuxfoundation.org> References: <20261104211038.406938024@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 7.3-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sean Christopherson commit 108775fa28fe04a16f19a828a779689f3d0ea9f0 upstream. Add function 0x23 to the set of CPUID functions that are indexed, as per the SDM and the many sub-leafs defined in leaf_types.h. Closes: https://lore.kernel.org/all/213d614fe73e183a230c8f4e0c8fa1cc3d45df39.camel@intel.com Reported-by: Rick Edgecombe Signed-off-by: Sean Christopherson Signed-off-by: Borislav Petkov (AMD) Tested-by: Rick Edgecombe Cc: stable@vger.kernel.org Link: https://patch.msgid.link/20261022210134.612848-2-seanjc@google.com Signed-off-by: Greg Kroah-Hartman --- arch/x86/include/asm/cpuid/api.h | 1 + 1 file changed, 1 insertion(+) --- a/arch/x86/include/asm/cpuid/api.h +++ b/arch/x86/include/asm/cpuid/api.h @@ -181,6 +181,7 @@ static __always_inline bool cpuid_functi case 0x1d: case 0x1e: case 0x1f: + case 0x23: case 0x24: case 0x8000001d: return true;