From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 671ADC369A1 for ; Wed, 25 Sep 2024 06:54:31 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E542D6B0088; Wed, 25 Sep 2024 02:54:30 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id DDD726B0089; Wed, 25 Sep 2024 02:54:30 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C7D6F6B008A; Wed, 25 Sep 2024 02:54:30 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id A9FBE6B0088 for ; Wed, 25 Sep 2024 02:54:30 -0400 (EDT) Received: from smtpin17.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 5ED601C62DF for ; Wed, 25 Sep 2024 06:54:30 +0000 (UTC) X-FDA: 82602347100.17.8DD23CC Received: from pegase2.c-s.fr (pegase2.c-s.fr [93.17.235.10]) by imf02.hostedemail.com (Postfix) with ESMTP id 5F0B380003 for ; Wed, 25 Sep 2024 06:54:28 +0000 (UTC) Authentication-Results: imf02.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=csgroup.eu; spf=pass (imf02.hostedemail.com: domain of christophe.leroy@csgroup.eu designates 93.17.235.10 as permitted sender) smtp.mailfrom=christophe.leroy@csgroup.eu ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1727247136; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=rcT5t3db4Y1kclhSt6i9Ye4Foiegl9SxlR4ga887Rto=; b=GWzviocZ8S2uh0Tbf9VHZtAj+IkXP2jHIN2NI/rJ4yKwDrE+ywt3Abv++CWcqeiJlFy6S3 R6jNvGiYz8N3BNq1VdBRGNASgmwyb/4EDslB5LNnqR1WYjBtHBKK4yyAkZMfONsN4ifKfH TWNuXolU2Z+JrNepMnysqWrZfLWv8J4= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1727247136; a=rsa-sha256; cv=none; b=Hsw9RgXF+o1veg6FcleQzm7OjHcZLpcfUhktWBO81dSCdTCir1aDLWxo+l/Bk9rIOaAqBO uc1E/c7EFxUvdmWZMD6HQ0MgRGoOjH7LIYtS4GDYyQV+WbwayZ+9FqIj93uYi/MFsNH8u8 ytV+wRB4rT5ywzJB33vK+p3AhS6Kbh4= ARC-Authentication-Results: i=1; imf02.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=csgroup.eu; spf=pass (imf02.hostedemail.com: domain of christophe.leroy@csgroup.eu designates 93.17.235.10 as permitted sender) smtp.mailfrom=christophe.leroy@csgroup.eu Received: from localhost (mailhub3.si.c-s.fr [172.26.127.67]) by localhost (Postfix) with ESMTP id 4XD6sZ1ytSz9sSb; Wed, 25 Sep 2024 08:54:26 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from pegase2.c-s.fr ([172.26.127.65]) by localhost (pegase2.c-s.fr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id RCZhElhrsOJI; Wed, 25 Sep 2024 08:54:26 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase2.c-s.fr (Postfix) with ESMTP id 4XD6sZ17Drz9sSZ; Wed, 25 Sep 2024 08:54:26 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 148C18B76E; Wed, 25 Sep 2024 08:54:26 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id I0-xI-Gl0RIA; Wed, 25 Sep 2024 08:54:26 +0200 (CEST) Received: from [192.168.232.90] (PO27091.IDSI0.si.c-s.fr [192.168.232.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 3E7628B763; Wed, 25 Sep 2024 08:54:25 +0200 (CEST) Message-ID: <54a06327-1e4d-4718-bf50-be2c5afc9f24@csgroup.eu> Date: Wed, 25 Sep 2024 08:54:24 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 3/8] vdso: Introduce vdso/mman.h To: Vincenzo Frascino , linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org Cc: Andy Lutomirski , Thomas Gleixner , "Jason A . Donenfeld" , Michael Ellerman , Nicholas Piggin , Naveen N Rao , Ingo Molnar , Borislav Petkov , Dave Hansen , "H . Peter Anvin" , Theodore Ts'o , Arnd Bergmann , Andrew Morton , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers References: <20240923141943.133551-1-vincenzo.frascino@arm.com> <20240923141943.133551-4-vincenzo.frascino@arm.com> Content-Language: fr-FR From: Christophe Leroy In-Reply-To: <20240923141943.133551-4-vincenzo.frascino@arm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 5F0B380003 X-Stat-Signature: fyrintn8aah8xh3owbpy4trqn3mwpiks X-Rspam-User: X-HE-Tag: 1727247268-5730 X-HE-Meta: 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 ec8TXFyc +Uiuyavyce09asPg0CNs1UEhU7wQQBj0AM+CC0CVuUi3lPSItJcQ1UpIfy8Wt5OfjmEszlHs47/tmR8h/259vHW/nC4Ru4/USFsj/zoNtfUgnn9qP6rIJiQv67/CaRXv2QMBG2BMk20IHBLL8uPn7CEz/VeJtssQ/9e+69EiXFuhK/gAopfLhwteIlGuhs5V8Ceg+cKDxLtLn5exgmYhM6w/6KxXBWsQXmhZw5LcZhB1cL/N6nAbfhwgGfOa7Yn/l9Ob1F19gxV/Q6kvTeSoGjGqZ8fYjXDXT8RlQq/mdlDET8+Ol+74/oAJ6nw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Le 23/09/2024 à 16:19, Vincenzo Frascino a écrit : > The VDSO implementation includes headers from outside of the > vdso/ namespace. > > Introduce vdso/mman.h to make sure that the generic library > uses only the allowed namespace. I can't see the added value of this header. VDSO code can include directly. Christophe > > Cc: Andy Lutomirski > Cc: Thomas Gleixner > Cc: Jason A. Donenfeld > Signed-off-by: Vincenzo Frascino > --- > include/vdso/mman.h | 7 +++++++ > 1 file changed, 7 insertions(+) > create mode 100644 include/vdso/mman.h > > diff --git a/include/vdso/mman.h b/include/vdso/mman.h > new file mode 100644 > index 000000000000..95e3da714c64 > --- /dev/null > +++ b/include/vdso/mman.h > @@ -0,0 +1,7 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +#ifndef __VDSO_MMAN_H > +#define __VDSO_MMAN_H > + > +#include > + > +#endif /* __VDSO_MMAN_H */