From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f69.google.com (mail-wm0-f69.google.com [74.125.82.69]) by kanga.kvack.org (Postfix) with ESMTP id CBB6B6B025F for ; Thu, 28 Sep 2017 04:21:41 -0400 (EDT) Received: by mail-wm0-f69.google.com with SMTP id z203so331580wmc.18 for ; Thu, 28 Sep 2017 01:21:41 -0700 (PDT) Received: from mail-sor-f41.google.com (mail-sor-f41.google.com. [209.85.220.41]) by mx.google.com with SMTPS id c10sor350265wrc.60.2017.09.28.01.21.40 for (Google Transport Security); Thu, 28 Sep 2017 01:21:40 -0700 (PDT) Date: Thu, 28 Sep 2017 10:21:38 +0200 From: Ingo Molnar Subject: Re: [PATCHv7 08/19] x86/mm: Make PGDIR_SHIFT and PTRS_PER_P4D variable Message-ID: <20170928082138.ayuwbf6jhy6yyqu4@gmail.com> References: <20170918105553.27914-1-kirill.shutemov@linux.intel.com> <20170918105553.27914-9-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170918105553.27914-9-kirill.shutemov@linux.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: "Kirill A. Shutemov" Cc: Ingo Molnar , Linus Torvalds , x86@kernel.org, Thomas Gleixner , "H. Peter Anvin" , Andrew Morton , Andy Lutomirski , Cyrill Gorcunov , Borislav Petkov , linux-mm@kvack.org, linux-kernel@vger.kernel.org * Kirill A. Shutemov wrote: > #define P4D_SHIFT 39 > -#define PTRS_PER_P4D 512 > +#define __PTRS_PER_P4D 512 > +#define PTRS_PER_P4D ptrs_per_p4d > #define P4D_SIZE (_AC(1, UL) << P4D_SHIFT) > #define P4D_MASK (~(P4D_SIZE - 1)) PTRS_PER_P4D_MAX would be a better name than random underscores ... Thanks, Ingo -- 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