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Open Source and information security mailing list archives
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Date: Mon, 1 Nov 2021 12:06:36 -0400 From: Steven Rostedt <rostedt@...dmis.org> To: Petr Mladek <pmladek@...e.com> Cc: Yafang Shao <laoar.shao@...il.com>, Andrew Morton <akpm@...ux-foundation.org>, Kees Cook <keescook@...omium.org>, Mathieu Desnoyers <mathieu.desnoyers@...icios.com>, Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>, Peter Zijlstra <peterz@...radead.org>, Al Viro <viro@...iv.linux.org.uk>, Valentin Schneider <valentin.schneider@....com>, Qiang Zhang <qiang.zhang@...driver.com>, robdclark <robdclark@...omium.org>, christian <christian@...uner.io>, Dietmar Eggemann <dietmar.eggemann@....com>, Ingo Molnar <mingo@...hat.com>, Juri Lelli <juri.lelli@...hat.com>, Vincent Guittot <vincent.guittot@...aro.org>, David Miller <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Andrii Nakryiko <andrii@...nel.org>, Martin Lau <kafai@...com>, Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, john fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...nel.org>, dennis.dalessandro@...nelisnetworks.com, mike.marciniszyn@...nelisnetworks.com, dledford@...hat.com, jgg@...pe.ca, linux-rdma@...r.kernel.org, netdev <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>, "linux-perf-use." <linux-perf-users@...r.kernel.org>, linux-fsdevel@...r.kernel.org, Linux MM <linux-mm@...ck.org>, LKML <linux-kernel@...r.kernel.org>, kernel test robot <oliver.sang@...el.com>, kbuild test robot <lkp@...el.com> Subject: Re: [PATCH v7 00/11] extend task comm from 16 to 24 On Mon, 1 Nov 2021 17:02:12 +0100 Petr Mladek <pmladek@...e.com> wrote: > > I thought Steven[1] and Kees[2] have already clearly explained why we > > do it like that, so I didn't give any more words on it. > > > > [1]. https://lore.kernel.org/all/20211025170503.59830a43@gandalf.local.home/ > > Steven was against switching task->comm[16] into a dynamically > allocated pointer. But he was not against storing longer names > separately. Just to be clear. I was recommending that the comm[16] would still behave like it does today. Where it is truncated. But if the name is longer, it could be stored in a separate location if the caller wanted to know the full name. -- Steve
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