From mboxrd@z Thu Jan 1 00:00:00 1970 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 6CF794B1E47 for ; Tue, 6 May 2025 08:47:38 +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=1746521259; cv=none; b=Xur144P3E0pcCZeOnkUskG6P3O6z33/JYXS/jJ4wAuk+Vay/tjnSQxfbeLyRZuHklUixi2rPq6QSeIQHRqXsrMAycatdq74ucCqUMfEffwjwU8u+5I6naDTjZn3JLRPgd1MOiWupfySgCfjpgXJNUvVrBeEyVlcqumQuz5N9bH0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746521259; c=relaxed/simple; bh=uFE8YL2UMZqE3KxHbYLbjg+9Xj10CmA10qs4ssDv458=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=KS+gNAmQOufBZVCm4HW0OYts5/F/iJeI5MGbCleSajOyEDc69YTHhhLtagN3jRuyPxGYZiecNgp9JoJJFloG5uZGdfU6O8caFW/X0zgC+8jfK8QP1CdFIZRjJB/9P5dh1nXYDE64cTlzpd2wHrJsne+XtP6OyIXTcIwWxwKD2Os= 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=QgV3Zq27; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=acUoLxzx; 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="QgV3Zq27"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="acUoLxzx" Date: Tue, 6 May 2025 10:47:34 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1746521256; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=uFE8YL2UMZqE3KxHbYLbjg+9Xj10CmA10qs4ssDv458=; b=QgV3Zq27gjvTHZ9NaQUkn51LjN7jy3mKrDGUfOQ9zUpq9W/t46fIp4bvPERo8eofkvj04q +UCUliANGMt+jJjxsTWX6ZKMhGnkSuuv8hPO94a+dhtFPcG8nIN+lAqq6ZW02ynQ1CPhnt cTMrgfchtbS7nUGKydz1du/5v0rBB7PD4XQL/FJqPsk2q3MSEX9wc0yCAU25Rl0W+XKa1T VzyAWXeZVbtEdJRKSPlSBs1DC3QaV/1yTyF9nAvcDG0bzLzzPYECE1QzZYFtwXbvsZBLDW BGGuJoHoCIodKPONlpKqpqq//xX95bAfYdpIJgvADJccfhZB+se7yj/UCI7caw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1746521256; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=uFE8YL2UMZqE3KxHbYLbjg+9Xj10CmA10qs4ssDv458=; b=acUoLxzxwX82j4KymZWPScMF9pA/j5iMXdjkbqdQL81QJxr5/vH9EdjmI72LwbG194tkBz EPFQRWF1gnNAozDw== From: "Ahmed S. Darwish" To: Ingo Molnar Cc: Ingo Molnar , Borislav Petkov , Dave Hansen , Thomas Gleixner , Andrew Cooper , "H. Peter Anvin" , John Ogness , x86@kernel.org, x86-cpuid@lists.linux.dev, LKML Subject: Re: [PATCH v1 13/26] x86/cpuid: Scan CPUID(0x2) Message-ID: References: <20250506050437.10264-1-darwi@linutronix.de> <20250506050437.10264-14-darwi@linutronix.de> Precedence: bulk X-Mailing-List: x86-cpuid@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, 06 May 2025, Ingo Molnar wrote: > > Could we please emit a one-time syslog warning & diagnostic when we run > across invalid or otherwise weird looking CPUID data, instead of just > silently skipping and sanitizing it? > Sure; will do. Thanks, Ahmed