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 E596EC433F5 for ; Thu, 11 Nov 2021 10:01:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CDF9E61107 for ; Thu, 11 Nov 2021 10:01:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232768AbhKKKE0 (ORCPT ); Thu, 11 Nov 2021 05:04:26 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:38778 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232730AbhKKKEZ (ORCPT ); Thu, 11 Nov 2021 05:04:25 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1636624896; 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=CNcPNFwkNZzPAAuuM2VldGNI2vkzqJbh7gXLQwgsqaU=; b=bFTsg27RyE/7HLS40f8LKVx6Zzs0DWZEwrABN/4SocG0hj+xt06I42uf/8u8JRtOlCkmf9 HNoDCYt7XTse7LmKxUXEnyIPrH77f9/pxhIzFqWAK2JKmwOuliJ+59TtV7aqzxjn3DvRpY G8HjBzBfMiwtbvJoL7jjl8HhCC5/Deo= Received: from mail-wm1-f71.google.com (mail-wm1-f71.google.com [209.85.128.71]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-388-mVenlqy1N7-EwU4lQGCMGg-1; Thu, 11 Nov 2021 05:01:35 -0500 X-MC-Unique: mVenlqy1N7-EwU4lQGCMGg-1 Received: by mail-wm1-f71.google.com with SMTP id 69-20020a1c0148000000b0033214e5b021so2465274wmb.3 for ; Thu, 11 Nov 2021 02:01:35 -0800 (PST) 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:organization:in-reply-to :content-transfer-encoding; bh=CNcPNFwkNZzPAAuuM2VldGNI2vkzqJbh7gXLQwgsqaU=; b=SIVpZ9hNS9T44deI09jJlDBl4yM7p/ej44aS6WFwaorL9QPR6c0a/AFfRmV/Qh0elR 5Un1yFnCcMtDYrxv62SN+TmwDTZQ1ERG1jUk9yVNwhhgpnNsfdIN6L7qLNYDoydPUMaz kp05pHgdnn2RNCFRfZMXpd8mXs2QWvxGrM5TmlVtXq3aPTCH0Yv4vbHF4K6/p9y6FrLA fqVN4eg69KvoZ03gE+BjqNEPauVUWLWLPj40S5sNtS6mAZpiCzV+QyVaHHdv6V52j3IV 50pl/49GZon8TuF6+o14uKe13kvhwyozk+ZkXBrJzTLHLIiykjpa6A4wdpfFXpxUM79q +aag== X-Gm-Message-State: AOAM530vyZa7OMcUgYelyfvrOAIti90MH54NkJ4/0eSdbKclbOw2wjcc mMmRDpnQfEnTt+fEKJyJglx8wpXgHOGMeGb3a9OqSdsY4uVgz5r7ZzRcIjS8WF0CnsPEkC6w+nG QqIOcSK+o1KoQjdUdpGl+XFBBJQ5MGQ== X-Received: by 2002:a1c:f601:: with SMTP id w1mr24132436wmc.112.1636624894451; Thu, 11 Nov 2021 02:01:34 -0800 (PST) X-Google-Smtp-Source: ABdhPJy+YnB30s3H7o5szg4rvm692l/bAna1bgr0sO3KWz/TpfPh1f2WsLYXFlxrtbeUq96NmLkNQw== X-Received: by 2002:a1c:f601:: with SMTP id w1mr24132395wmc.112.1636624894177; Thu, 11 Nov 2021 02:01:34 -0800 (PST) Received: from [192.168.3.132] (p4ff23ee8.dip0.t-ipconnect.de. [79.242.62.232]) by smtp.gmail.com with ESMTPSA id a22sm2227713wme.19.2021.11.11.02.01.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 Nov 2021 02:01:33 -0800 (PST) Message-ID: <794ecf14-a25e-8222-9f9c-7a77796fff6d@redhat.com> Date: Thu, 11 Nov 2021 11:01:31 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 Subject: Re: [PATCH 3/7] drivers/infiniband: use get_task_comm instead of open-coded string copy Content-Language: en-US To: Yafang Shao , akpm@linux-foundation.org Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, oliver.sang@intel.com, lkp@intel.com, Dennis Dalessandro , Mathieu Desnoyers , Arnaldo Carvalho de Melo , Alexei Starovoitov , Andrii Nakryiko , Michal Miroslaw , Peter Zijlstra , Steven Rostedt , Matthew Wilcox , Al Viro , Kees Cook , Petr Mladek References: <20211108083840.4627-1-laoar.shao@gmail.com> <20211108083840.4627-4-laoar.shao@gmail.com> From: David Hildenbrand Organization: Red Hat In-Reply-To: <20211108083840.4627-4-laoar.shao@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-perf-users@vger.kernel.org On 08.11.21 09:38, Yafang Shao wrote: > Use get_task_comm() instead of open-coded strlcpy() to make the comm always > nul terminated. As the comment above the hard-coded 16, we can replace it > with TASK_COMM_LEN, then it will adopt to the comm size change. > > Signed-off-by: Yafang Shao > Acked-by: Dennis Dalessandro > Cc: Mathieu Desnoyers > Cc: Arnaldo Carvalho de Melo > Cc: Alexei Starovoitov > Cc: Andrii Nakryiko > Cc: Michal Miroslaw > Cc: Peter Zijlstra > Cc: Steven Rostedt > Cc: Matthew Wilcox > Cc: David Hildenbrand > Cc: Al Viro > Cc: Kees Cook > Cc: Petr Mladek > --- Reviewed-by: David Hildenbrand -- Thanks, David / dhildenb