From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: [PATCH v5 6/6] mtrr, mm, x86: Enhance MTRR checks for KVA huge page mapping Date: Mon, 18 May 2015 22:51:24 +0200 Message-ID: <20150518205123.GI23618@pd.tnic> References: <1431714237-880-1-git-send-email-toshi.kani@hp.com> <1431714237-880-7-git-send-email-toshi.kani@hp.com> <20150518133348.GA23618@pd.tnic> <1431969759.19889.5.camel@misato.fc.hp.com> <20150518190150.GC23618@pd.tnic> <1431977519.20569.15.camel@misato.fc.hp.com> <20150518200114.GE23618@pd.tnic> <1431980468.21019.11.camel@misato.fc.hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: <1431980468.21019.11.camel@misato.fc.hp.com> Sender: linux-kernel-owner@vger.kernel.org To: Toshi Kani Cc: akpm@linux-foundation.org, hpa@zytor.com, tglx@linutronix.de, mingo@redhat.com, linux-mm@kvack.org, x86@kernel.org, linux-kernel@vger.kernel.org, dave.hansen@intel.com, Elliott@hp.com, pebolle@tiscali.nl, mcgrof@suse.com List-Id: linux-mm.kvack.org On Mon, May 18, 2015 at 02:21:08PM -0600, Toshi Kani wrote: > The caller is the one who makes the condition checks necessary to create > a huge page mapping. How? It would go and change MTRRs configuration and ranges and their memory types so that a huge mapping succeeds? Or go and try a different range? -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. --