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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 479F6C433F5 for ; Tue, 19 Oct 2021 15:21:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 302346115A for ; Tue, 19 Oct 2021 15:21:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233737AbhJSPXO (ORCPT ); Tue, 19 Oct 2021 11:23:14 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:25975 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231189AbhJSPXF (ORCPT ); Tue, 19 Oct 2021 11:23:05 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1634656852; 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=ZWUsS1V9g+wCEnrKEW2P2nBdry4D/ofDOreqnNn0C2s=; b=Vk4LN6oRY6ewYewoUZ9rrKH1StT7SYLbQFEU+oqBmbGO2HVBEk7C/jolAs2tu//TcKOGsc 8MY61QlZ4CISn3Y94Qvu0G9rt8gkIJoypEihCN5ZqMtm9WFaJjjVFnlgRMD9ZU2RuXaZ3W tE6y2b8rzinsSSxeSVMQKoFFF6QUzW8= Received: from mail-ed1-f72.google.com (mail-ed1-f72.google.com [209.85.208.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-468-kJrEch8RPhagwNwPSKD3lw-1; Tue, 19 Oct 2021 11:20:50 -0400 X-MC-Unique: kJrEch8RPhagwNwPSKD3lw-1 Received: by mail-ed1-f72.google.com with SMTP id a3-20020a50da43000000b003dca31dcfc2so1523296edk.14 for ; Tue, 19 Oct 2021 08:20:49 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=ZWUsS1V9g+wCEnrKEW2P2nBdry4D/ofDOreqnNn0C2s=; b=QZ1FIQTVUSi0CNx+XtbymmiEq+ogH5nDhLPCwzkUpgqMFe93Xp66uRtsq0MMiH7Pej TjYohTu1HYcIADFGPHhtCb5RPx9gNNqNkeek26EByq+8L1kN/HUM86mgWa8HPAHa4OdK vx3v2m8gqYiOYcPSAdyJqfjxjc3GlaWEFCdRCJ1E3HcrQctyBJtFe8lfaMh8YEJYFV9X OoqqeomMasjcpCm+K0y8sQSPII0Uz0we9ClE+ujflWrTicQPU/O/g6n6nI5/drSzQrnl UoQ5td7cIQk/L1ZpzropX0vfjEq5v+68NN044oEpmeBEuOFkLwGv48fA1+KEYyWYjY1m VGEw== X-Gm-Message-State: AOAM531Nw30/6KD5cwLxBGazD4VusW8amKpg8LWDfjMdvekKC8XFvn9k Ynb8V0Zjpcrhgrqf1YPifKS/v+Qnp0uYLwLoiXRbUkQJMYhscjPXXQNXic0VRP9WleZKAHMUkhB loRqH9TZgVdeNDFQ/py+UbK7C X-Received: by 2002:a17:906:6149:: with SMTP id p9mr14323017ejl.362.1634656848835; Tue, 19 Oct 2021 08:20:48 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyW6yXFO906BnyicHeJfsJ3U1p1KKs/jg69z8HMFssRbuPqqO7meXlrWwPYJVckb8fdiwjteg== X-Received: by 2002:a17:906:6149:: with SMTP id p9mr14322995ejl.362.1634656848617; Tue, 19 Oct 2021 08:20:48 -0700 (PDT) Received: from ?IPV6:2001:1c00:c1e:bf00:1054:9d19:e0f0:8214? (2001-1c00-0c1e-bf00-1054-9d19-e0f0-8214.cable.dynamic.v6.ziggo.nl. [2001:1c00:c1e:bf00:1054:9d19:e0f0:8214]) by smtp.gmail.com with ESMTPSA id s12sm3985147edj.82.2021.10.19.08.20.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 19 Oct 2021 08:20:48 -0700 (PDT) Message-ID: <21ebf31f-2f2a-2f5e-e731-a44ea178a6bd@redhat.com> Date: Tue, 19 Oct 2021 17:20:47 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.1.0 Subject: Re: [PATCH] platform/x86: thinkpad_acpi: Fix bitwise vs. logical warning Content-Language: en-US To: Nathan Chancellor , Henrique de Moraes Holschuh , Mark Gross Cc: Nick Desaulniers , ibm-acpi-devel@lists.sourceforge.net, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, Tor Vic References: <20211018182537.2316800-1-nathan@kernel.org> From: Hans de Goede In-Reply-To: <20211018182537.2316800-1-nathan@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 10/18/21 20:25, Nathan Chancellor wrote: > A new warning in clang points out a use of bitwise OR with boolean > expressions in this driver: > > drivers/platform/x86/thinkpad_acpi.c:9061:11: error: use of bitwise '|' with boolean operands [-Werror,-Wbitwise-instead-of-logical] > else if ((strlencmp(cmd, "level disengaged") == 0) | > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > || > drivers/platform/x86/thinkpad_acpi.c:9061:11: note: cast one or both operands to int to silence this warning > 1 error generated. > > This should clearly be a logical OR so change it to fix the warning. > > Fixes: fe98a52ce754 ("ACPI: thinkpad-acpi: add sysfs support to fan subdriver") > Link: https://github.com/ClangBuiltLinux/linux/issues/1476 > Reported-by: Tor Vic > Signed-off-by: Nathan Chancellor Thank you for your patch, I've applied this patch to my review-hans branch: https://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git/log/?h=review-hans Note it will show up in my review-hans branch once I've pushed my local branch there, which might take a while. Once I've run some tests on this branch the patches there will be added to the platform-drivers-x86/for-next branch and eventually will be included in the pdx86 pull-request to Linus for the next merge-window. Regards, Hans > --- > drivers/platform/x86/thinkpad_acpi.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c > index 07b9710d500e..7442c3bb446a 100644 > --- a/drivers/platform/x86/thinkpad_acpi.c > +++ b/drivers/platform/x86/thinkpad_acpi.c > @@ -9058,7 +9058,7 @@ static int fan_write_cmd_level(const char *cmd, int *rc) > > if (strlencmp(cmd, "level auto") == 0) > level = TP_EC_FAN_AUTO; > - else if ((strlencmp(cmd, "level disengaged") == 0) | > + else if ((strlencmp(cmd, "level disengaged") == 0) || > (strlencmp(cmd, "level full-speed") == 0)) > level = TP_EC_FAN_FULLSPEED; > else if (sscanf(cmd, "level %d", &level) != 1) > > base-commit: 85303db36b6e170917a7bc6aae4898c31a5272a0 >