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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DD5FFC43331 for ; Sun, 29 Mar 2020 08:29:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A3BB9206CC for ; Sun, 29 Mar 2020 08:29:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="si8HYkNC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727876AbgC2I3k (ORCPT ); Sun, 29 Mar 2020 04:29:40 -0400 Received: from mail-wr1-f65.google.com ([209.85.221.65]:37926 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726342AbgC2I3j (ORCPT ); Sun, 29 Mar 2020 04:29:39 -0400 Received: by mail-wr1-f65.google.com with SMTP id s1so17159403wrv.5 for ; Sun, 29 Mar 2020 01:29:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=1FRwX/aFxZlvWnvMFZBMtRNHnacz7wGK1fEqFa9dnLg=; b=si8HYkNCdieXsKQPaAV4yZfcSmVkWLAqOTdGyv/5qirMRewfJQg7GDzO8Hc6Cpj7ha uOjC+uvNq7OeIgq/F3gP7Nz3tDJ7CZKFl1nj7FnGbDzcsXpoHS1UCPs1+Tao38Fep9fs WtfSI99Q2CiPKCH5nWISvotQRKuavtu6g+H3Kg7usZokS0SX3EAxY/eQeUqdjObm7PEb ldsi8rYYAnOx2qzebyiPscH2LmCEbg+6LHBw99PnctIx74ZiXoJGI3gr2ApNe+lyZjiV SmPHNmK+akbMR1HYeywf3U/d7VCzR+sfm5+2Kn8X2t7MnfYm7xgd3uJSeoMSvAeVn+QB k2RQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=1FRwX/aFxZlvWnvMFZBMtRNHnacz7wGK1fEqFa9dnLg=; b=rOlvoUrAaXY2F5y4QEVG0BT/digrn9wWEDCtJ5oOLuiyPdeIoBcE8Xskq/34mPUsYf 70X8PaMt7kRkjdqCq6B8BwshpgqnJCzr7bBSPVj4FBkaE7TMI2XbFXdLEqrwBUakUynX BIwWVS0p9MlAvxT33X+lwZ1oDMfkpNQuZcGsvdflXZXb6jnKB4nXdxF5n1IdateoeiML Qa2INinBVzS3G4BO1QHDNuGq5J2b43QLaRnJGVcug3/veVAwsdq9CxNI+oMMLsdPRzEm cccoPvipREy5ascY0tFALiR59BWirliF+bD5ymljoXG/Fo5PufvQaoQkhcJ0HITjamW7 AP5g== X-Gm-Message-State: ANhLgQ1cZzDFB5xtQEH5JOYm9d/x9C8CxveG9Yb+fGXsMA59XVUkgHTy Opnl1lhEQTDcIs/wpIVUR9o= X-Google-Smtp-Source: ADFU+vvGeH+ECebYBa/AcTF+iEbEb/xzr54Oy8IvgSIxjXwlKqA7hX5puAv8Ob0E6zzLSIYS3ygtqw== X-Received: by 2002:a5d:4847:: with SMTP id n7mr9195579wrs.182.1585470578255; Sun, 29 Mar 2020 01:29:38 -0700 (PDT) Received: from giga-mm.localdomain ([195.245.39.37]) by smtp.gmail.com with ESMTPSA id y80sm16551368wmc.45.2020.03.29.01.29.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 29 Mar 2020 01:29:37 -0700 (PDT) From: Alexander Sverdlin To: Theodore Ts'o , linux-kernel@vger.kernel.org Cc: Alexander Sverdlin , Arnd Bergmann , Greg Kroah-Hartman , Herbert Xu Subject: [PATCH] random: Drop ARCH limitations for CONFIG_RANDOM_TRUST_CPU Date: Sun, 29 Mar 2020 10:29:09 +0200 Message-Id: <20200329082909.193910-1-alexander.sverdlin@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The option itself looks attractive for the embedded devices which often have HWRNG but less entropy from user-input. And these devices are often ARM/ARM64 or MIPS. The reason to limit it to X86/S390/PPC is not obvious. Signed-off-by: Alexander Sverdlin --- drivers/char/Kconfig | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index 26956c006987..abc874722251 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -539,7 +539,6 @@ endmenu config RANDOM_TRUST_CPU bool "Trust the CPU manufacturer to initialize Linux's CRNG" - depends on X86 || S390 || PPC default n help Assume that CPU manufacturer (e.g., Intel or AMD for RDSEED or -- 2.25.1