From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f41.google.com (mail-wm0-f41.google.com [74.125.82.41]) by kanga.kvack.org (Postfix) with ESMTP id 8AECC6B0253 for ; Tue, 8 Dec 2015 13:40:27 -0500 (EST) Received: by wmuu63 with SMTP id u63so192411366wmu.0 for ; Tue, 08 Dec 2015 10:40:27 -0800 (PST) Received: from Galois.linutronix.de (linutronix.de. [2001:470:1f0b:db:abcd:42:0:1]) by mx.google.com with ESMTPS id y83si6642394wmb.27.2015.12.08.10.40.26 for (version=TLS1_2 cipher=AES128-SHA bits=128/128); Tue, 08 Dec 2015 10:40:26 -0800 (PST) Date: Tue, 8 Dec 2015 19:39:37 +0100 (CET) From: Thomas Gleixner Subject: Re: [PATCH 25/34] x86, pkeys: add arch_validate_pkey() In-Reply-To: <20151204011459.CEC0E764@viggo.jf.intel.com> Message-ID: References: <20151204011424.8A36E365@viggo.jf.intel.com> <20151204011459.CEC0E764@viggo.jf.intel.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Dave Hansen Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org, dave.hansen@linux.intel.com On Thu, 3 Dec 2015, Dave Hansen wrote: > +#define arch_max_pkey() (boot_cpu_has(X86_FEATURE_OSPKE) ? \ > + CONFIG_NR_PROTECTION_KEYS : 1) Should this really be a config option? Can't that value change ? Thanks, tglx -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org