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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E9787C0015E for ; Wed, 9 Aug 2023 07:43:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229918AbjHIHnm (ORCPT ); Wed, 9 Aug 2023 03:43:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45930 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229512AbjHIHnl (ORCPT ); Wed, 9 Aug 2023 03:43:41 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DB8CF1736; Wed, 9 Aug 2023 00:43:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1691567020; x=1723103020; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=HuXummq6uv9hFMS3gI/cgU0Nts7uJ2PXzQVBGPzY1O4=; b=GP/YOwAnnT7zf6dkHJX3XN5VvbDYudW2cXoNL2n0KZ2K6rPg/TP/RsHT iQN196fLlaDfnHwPUC9Vfb3Jc85H0C12z8ydKsyVLtGDD2smRUPi4S/Jm m/XQG4WSNGAe27yHXWQFB5gKsOO3wLqc4U4m55le+dRKc82jmj6qaA30U BZD7Q1q1rWBXa3+htMMnmfzPRHtU0kwhGwkwwnmOx1Eovix+53hp4d1Fi lArEujDx6psKMSncid0nGHPn9xxL3uNoc+eieG2kc8JHJEqzfHd78mJSa vvkzSd5o+ygLZ3a4HlyPaOIieGnxAz0knpOAUZ/TIUG3RUZ7DyPlQCGQe g==; X-IronPort-AV: E=Sophos;i="6.01,158,1684825200"; d="asc'?scan'208";a="228926534" X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 09 Aug 2023 00:43:39 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Wed, 9 Aug 2023 00:43:39 -0700 Received: from wendy (10.10.115.15) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21 via Frontend Transport; Wed, 9 Aug 2023 00:43:36 -0700 Date: Wed, 9 Aug 2023 08:42:58 +0100 From: Conor Dooley To: Charlie Jenkins CC: , , , , , , , , , , , , , , Subject: Re: [PATCH v9 0/4] RISC-V: mm: Make SV48 the default address space Message-ID: <20230809-bobbing-unleaded-c3d5e1c57d96@wendy> References: <20230809015110.3290774-1-charlie@rivosinc.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ZhUejAXXtaoh38r5" Content-Disposition: inline In-Reply-To: <20230809015110.3290774-1-charlie@rivosinc.com> Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org --ZhUejAXXtaoh38r5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Aug 08, 2023 at 06:51:06PM -0700, Charlie Jenkins wrote: > Make sv48 the default address space for mmap as some applications > currently depend on this assumption. Users can now select a > desired address space using a non-zero hint address to mmap. Previously, > requesting the default address space from mmap by passing zero as the hint > address would result in using the largest address space possible. Some > applications depend on empty bits in the virtual address space, like Go and > Java, so this patch provides more flexibility for application developers. This still does not build: ../fs/binfmt_flat.c:900:30: error: call to undeclared function 'is_compat_task'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] Reproduceable with allmodconfig. --ZhUejAXXtaoh38r5 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZNNDdQAKCRB4tDGHoIJi 0pKlAP9dAJGh/wx49urMOMdOw7ZHVw3eaZHfEZbF/KpUB2e7swD/bAaM+fW/Bo4h OlseGLmV9tXQdUh6lMq7DZtA8p/WUQQ= =xVAA -----END PGP SIGNATURE----- --ZhUejAXXtaoh38r5--