From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f169.google.com (mail-pf1-f169.google.com [209.85.210.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8B0052CA0 for ; Wed, 22 Dec 2021 09:36:32 +0000 (UTC) Received: by mail-pf1-f169.google.com with SMTP id m1so1862389pfk.8 for ; Wed, 22 Dec 2021 01:36:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:mime-version:content-disposition; bh=sgwNBG2Cny1fVZO0hlT3ohe+sFdmqVc2UDvfjIkF6eM=; b=Gtw64aYKGZsQ+dMlQmcTSBpB89iTplIsqutgq9KDlrnM+hli46Z2Ro7tachGGxM7w4 oUHUisn4R+tgsDxHmxWzg/LEExczh+vNBt6gBCVzH9qgcomJ4JklY7E38fQ+HmXH9HHc eg2Uwx83TBMqxyE0lJyNBg71kv7DbhicLgTHhAmTtGgukQa6l5rvw0p/aS98bodqL36y T3DVarvdhCMZjo+ddhF8fX7JF++uK//sTAFFRAMbLqv627qG2eQiwOzNM5TZeFFE+ITH MWRmvG4cCUo+5gxWrK3LbO7iNauV6aqEwHEn832cG6ta7EdEYLBuG1LmqJ4qRwlqTIqV iAsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition; bh=sgwNBG2Cny1fVZO0hlT3ohe+sFdmqVc2UDvfjIkF6eM=; b=FRgcGwI5bpLh+XhLV11J9zHGva0hErRwu8ZikKvizmnJ9dOBBEt4SLk7Nh2TImFLKm YsJZyk8xuGhiNFo12uno5j+UuA30C0OUvU9t+h5WaNiIXHZvh4LaPfRf5f0z7knJ5AVG ql09fihPcjGEU4mj2r7+EGfAsrdTWWdAcN6O6eL+70iRXLYAKjjs+kXOjajaHFly64el x1RYCZUM6HpvUFMKwRusrhW9NaYdcunrjAr5fu2KK6NSr0viyJTeioqV7DV3TEMIjmf+ Kcr5q/F0tBjfMoZwjHF+XlbTdmmtvhPWftTh9IpArt2lMithFER3h200Nz/JrorpeAMG Wjzw== X-Gm-Message-State: AOAM5337qTHYOsJQz8H7/SiCXadkNQ/+AzSn5FqsyVSnZXW2ZWa6AIrX vbJvTMym/6HSYJbW8pGABhk= X-Google-Smtp-Source: ABdhPJyERfHYaADMDkqmMfs0w+6zK8q5UnftfZAI+ylhVVB8Anx7cAHpS4amJepVdBH9A76ZpOYUQQ== X-Received: by 2002:aa7:8e52:0:b0:4a1:5820:d9cc with SMTP id d18-20020aa78e52000000b004a15820d9ccmr2060919pfr.49.1640165792078; Wed, 22 Dec 2021 01:36:32 -0800 (PST) Received: from localhost.localdomain (122-58-164-114-fibre.sparkbb.co.nz. [122.58.164.114]) by smtp.gmail.com with ESMTPSA id s207sm1616088pgs.74.2021.12.22.01.36.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 Dec 2021 01:36:31 -0800 (PST) Date: Wed, 22 Dec 2021 22:36:26 +1300 From: Paulo Miguel Almeida To: gregkh@linuxfoundation.org, realwakka@gmail.com, paulo.miguel.almeida.rodenas@gmail.com Cc: linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH] staging: pi433: add comment to rx_lock mutex definition Message-ID: <20211222093626.GA13332@localhost.localdomain> Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Checkpatch reports: CHECK: struct mutex definition without comment. Fix this by documenting what rx_mutex struct is used for in pi433 driver. Signed-off-by: Paulo Miguel Almeida --- drivers/staging/pi433/pi433_if.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index 29bd37669059..aa0ecb3788c6 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -92,6 +92,7 @@ struct pi433_device { u32 rx_bytes_to_drop; u32 rx_bytes_dropped; unsigned int rx_position; + /* rx read and config operations can only be served one at the time */ struct mutex rx_lock; wait_queue_head_t rx_wait_queue; -- 2.25.4