Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Thu, 4 Nov 2021 02:37:11 +0100
From:   =?iso-8859-2?Q?Micha=B3_Miros=B3aw?= <mirq-linux@rere.qmqm.pl>
To:     Yafang Shao <laoar.shao@gmail.com>
Cc:     akpm@linux-foundation.org, keescook@chromium.org,
        rostedt@goodmis.org, mathieu.desnoyers@efficios.com,
        arnaldo.melo@gmail.com, pmladek@suse.com, peterz@infradead.org,
        viro@zeniv.linux.org.uk, valentin.schneider@arm.com,
        qiang.zhang@windriver.com, robdclark@chromium.org,
        christian@brauner.io, dietmar.eggemann@arm.com, mingo@redhat.com,
        juri.lelli@redhat.com, vincent.guittot@linaro.org,
        davem@davemloft.net, kuba@kernel.org, ast@kernel.org,
        daniel@iogearbox.net, andrii@kernel.org, kafai@fb.com,
        songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com,
        kpsingh@kernel.org, dennis.dalessandro@cornelisnetworks.com,
        mike.marciniszyn@cornelisnetworks.com, dledford@redhat.com,
        jgg@ziepe.ca, linux-rdma@vger.kernel.org, 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
Subject: Re: [PATCH v7 00/11] extend task comm from 16 to 24
Message-ID: <YYM5R95a7jgB2TPO@qmqm.qmqm.pl>
References: <20211101060419.4682-1-laoar.shao@gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=iso-8859-2
Content-Disposition: inline
Content-Transfer-Encoding: 8bit
In-Reply-To: <20211101060419.4682-1-laoar.shao@gmail.com>
Precedence: bulk

On Mon, Nov 01, 2021 at 06:04:08AM +0000, Yafang Shao wrote:
> There're many truncated kthreads in the kernel, which may make trouble
> for the user, for example, the user can't get detailed device
> information from the task comm.
> 
> This patchset tries to improve this problem fundamentally by extending
> the task comm size from 16 to 24, which is a very simple way. 
[...]

Hi,

I've tried something like this a few years back. My attempt got mostly
lost in the mailing lists, but I'm still carrying the patches in my
tree [1]. My target was userspace thread names, and it turned out more
involved than I had time for.

[1] https://rere.qmqm.pl/git/?p=linux;a=commit;h=2c3814268caf2b1fee6d1a0b61fd1730ce135d4a
    and its parents

Best Regards
Micha??Miros?aw