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 smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 48256CF9C6C for ; Sun, 22 Sep 2024 10:08:28 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 0875081358; Sun, 22 Sep 2024 10:08:28 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id da0dJXTDBreq; Sun, 22 Sep 2024 10:08:27 +0000 (UTC) X-Comment: SPF check N/A for local connections - client-ip=140.211.166.34; helo=ash.osuosl.org; envelope-from=buildroot-bounces@buildroot.org; receiver= DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 2EF5480E67 Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp1.osuosl.org (Postfix) with ESMTP id 2EF5480E67; Sun, 22 Sep 2024 10:08:27 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by ash.osuosl.org (Postfix) with ESMTP id B2B861BF47A for ; Sun, 22 Sep 2024 10:08:25 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id AEF6D80E67 for ; Sun, 22 Sep 2024 10:08:25 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id 22_ccdtiWJsn for ; Sun, 22 Sep 2024 10:08:25 +0000 (UTC) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=2001:4b98:dc4:8::222; helo=relay2-d.mail.gandi.net; envelope-from=thomas.petazzoni@bootlin.com; receiver= DMARC-Filter: OpenDMARC Filter v1.4.2 smtp1.osuosl.org 834D780D15 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 834D780D15 Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::222]) by smtp1.osuosl.org (Postfix) with ESMTPS id 834D780D15 for ; Sun, 22 Sep 2024 10:08:24 +0000 (UTC) Received: by mail.gandi.net (Postfix) with ESMTPSA id 65A6740003; Sun, 22 Sep 2024 10:08:20 +0000 (UTC) Date: Sun, 22 Sep 2024 12:08:17 +0200 To: Dario Binacchi Message-ID: <20240922120817.73b13ea6@windsurf> In-Reply-To: <20240922092312.2061358-5-dario.binacchi@amarulasolutions.com> References: <20240922092312.2061358-1-dario.binacchi@amarulasolutions.com> <20240922092312.2061358-5-dario.binacchi@amarulasolutions.com> Organization: Bootlin X-Mailer: Claws Mail 4.3.0 (GTK 3.24.43; x86_64-redhat-linux-gnu) MIME-Version: 1.0 X-GND-Sasl: thomas.petazzoni@bootlin.com X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1726999701; h=from:from: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=8mr511yRUXHsmopkkEOfa/DpvylXYqSUSACg9m9GDl4=; b=lrRy04VytZeCkyC5IRauJ59BE8+mo4i8PYYyPEbzEYWdx0z8zQ0ti6gozrZo0/MGXQJhVB TcJ6/qEl0gv9nprmDoUoC+C2Mgn4QuP79adl3z673690M0xuHNelHrSnOHMZkJe5VfX82T JrikyBFOyDbkhYX1IVl+jd+0JI+HqWAdbkuu61tx/1XpfR3IQrkhn+flImpePZSYZgxtJy Ywo8Cum1SGwi59q6fiIuuMCuq5HedIDnrYDS3W8e4dHRyPzlNqmEAZrN8KtJReVOuGXhYh HJK521CWnLa0TYwldBfktFqd5ufeRS951JwbpqwVJ12es+ssmHEZPyAe7gbYYA== X-Mailman-Original-Authentication-Results: smtp1.osuosl.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com X-Mailman-Original-Authentication-Results: smtp1.osuosl.org; dkim=pass (2048-bit key, unprotected) header.d=bootlin.com header.i=@bootlin.com header.a=rsa-sha256 header.s=gm1 header.b=lrRy04Vy Subject: Re: [Buildroot] [PATCH v2 4/9] arch/arm: add support for FDPIC X-BeenThere: buildroot@buildroot.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion and development of buildroot List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Thomas Petazzoni via buildroot Reply-To: Thomas Petazzoni Cc: Romain Naour , yann.morin.1998@free.fr, buildroot@buildroot.org, Giulio Benetti , linux-amarula@amarulasolutions.com, Ben Wolsieffer Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: buildroot-bounces@buildroot.org Sender: "buildroot" On Sun, 22 Sep 2024 11:23:07 +0200 Dario Binacchi wrote: > The target name for a FDPIC toolchain must be > arm--uclinuxfdpiceabi, which doesn't follow the standard format > and requires a special case. > > According to the kernel help for CONFIG_BINFMT_ELF_FDPIC, "It is also > possible to run FDPIC ELF binaries on MMU linux," so FDPIC support is > available on all ARM platforms, not just no-MMU. but then I guess the tuple would not be arm--uclinuxfdpiceabi, but something with "linux" instead? Did you test this support for FDPIC on MMU systems? Unless it has been tested to be working, I believe I would prefer to allow FDPIC only on noMMU systems, for which it has been tested. Thanks! Thomas -- Thomas Petazzoni, co-owner and CEO, Bootlin Embedded Linux and Kernel engineering and training https://bootlin.com _______________________________________________ buildroot mailing list buildroot@buildroot.org https://lists.buildroot.org/mailman/listinfo/buildroot