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 5A865CCA47A for ; Sat, 11 Jun 2022 10:05:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229735AbiFKKFN (ORCPT ); Sat, 11 Jun 2022 06:05:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57440 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229464AbiFKKFJ (ORCPT ); Sat, 11 Jun 2022 06:05:09 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 80FF61162 for ; Sat, 11 Jun 2022 03:05:08 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 36996B83610 for ; Sat, 11 Jun 2022 10:05:07 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6AABFC34116; Sat, 11 Jun 2022 10:05:05 +0000 (UTC) Authentication-Results: smtp.kernel.org; dkim=pass (1024-bit key) header.d=zx2c4.com header.i=@zx2c4.com header.b="c5ArRhjg" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zx2c4.com; s=20210105; t=1654941903; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=K8Fih1pMzbVI+b3h1u5AjgJXQiwLKTClqbDyl1iljVs=; b=c5ArRhjg4H54HtkZZoMU9fiXH+0tj5yv7Mf/BNtUopdXPcjeHx+AYoga5qFuwfYji9J5iI jFwKQfMTJJSh38GgD7nJPj8lRKEdb4rGFu1+NrhZsBzg1Raj4iRkNkHYZRrl1yxseL0Bj3 p949vJSpPkmQjvjlp3APGXpYbhTZCFI= Received: by mail.zx2c4.com (ZX2C4 Mail Server) with ESMTPSA id 62c13b0c (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO); Sat, 11 Jun 2022 10:05:03 +0000 (UTC) From: "Jason A. Donenfeld" To: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Michael Ellerman Cc: "Jason A. Donenfeld" Subject: [PATCH v2 0/3] powerpc: wire up rng during setup_arch Date: Sat, 11 Jun 2022 12:04:44 +0200 Message-Id: <20220611100447.5066-1-Jason@zx2c4.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The platform's RNG must be available before random_init() in order to be useful for initial seeding, which in turn means that it needs to be called from setup_arch(), rather than from an init call. This series wires that up properly on the three platforms that currently initialize the RNG from the wrong place. Jason A. Donenfeld (3): powerpc/microwatt: wire up rng during setup_arch powerpc/powernv: wire up rng during setup_arch powerpc/pseries: wire up rng during setup_arch arch/powerpc/platforms/microwatt/rng.c | 9 ++------- arch/powerpc/platforms/microwatt/setup.c | 8 ++++++++ arch/powerpc/platforms/powernv/rng.c | 17 ++++------------- arch/powerpc/platforms/powernv/setup.c | 4 ++++ arch/powerpc/platforms/pseries/rng.c | 11 ++--------- arch/powerpc/platforms/pseries/setup.c | 3 +++ 6 files changed, 23 insertions(+), 29 deletions(-) -- 2.35.1