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[209.85.221.45]) by smtp.gmail.com with ESMTPSA id e22sm3805553eds.45.2021.08.20.09.13.18 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 20 Aug 2021 09:13:18 -0700 (PDT) Received: by mail-wr1-f45.google.com with SMTP id r7so15102597wrs.0 for ; Fri, 20 Aug 2021 09:13:18 -0700 (PDT) X-Received: by 2002:ac2:5a1a:: with SMTP id q26mr15105739lfn.41.1629475615982; Fri, 20 Aug 2021 09:06:55 -0700 (PDT) MIME-Version: 1.0 References: <20210812084348.6521-1-david@redhat.com> <87o8a2d0wf.fsf@disp2133> <60db2e61-6b00-44fa-b718-e4361fcc238c@www.fastmail.com> <87lf56bllc.fsf@disp2133> <87eeay8pqx.fsf@disp2133> <5b0d7c1e73ca43ef9ce6665fec6c4d7e@AcuMS.aculab.com> <87h7ft2j68.fsf@disp2133> <87k0kkxbjn.fsf_-_@disp2133> <0c2af732e4e9f74c9d20b09fc4b6cbae40351085.camel@kernel.org> <639d90212662cf5cdf80c71bbfec95907c70114a.camel@kernel.org> <20210820094301.62421e21@oasis.local.home> In-Reply-To: <20210820094301.62421e21@oasis.local.home> From: Linus Torvalds Date: Fri, 20 Aug 2021 09:06:40 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: Removing Mandatory Locks To: Steven Rostedt Cc: Jeff Layton , "Eric W. Biederman" , Matthew Wilcox , Andy Lutomirski , David Laight , David Hildenbrand , Linux Kernel Mailing List , Andrew Morton , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Al Viro , Alexey Dobriyan , "Peter Zijlstra (Intel)" , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Petr Mladek , Sergey Senozhatsky , Andy Shevchenko , Rasmus Villemoes , Kees Cook , Greg Ungerer , Geert Uytterhoeven , Mike Rapoport , Vlastimil Babka , Vincenzo Frascino , Chinwen Chang , Michel Lespinasse , Catalin Marinas , Huang Ying , Jann Horn , Feng Tang , Kevin Brodsky , Michael Ellerman , Shawn Anastasio , Steven Price , Nicholas Piggin , Christian Brauner , Jens Axboe , Gabriel Krisman Bertazi , Peter Xu , Suren Baghdasaryan , Shakeel Butt , Marco Elver , Daniel Jordan , Nicolas Viennot , Thomas Cedeno , Collin Fijalkovich , Michal Hocko , Miklos Szeredi , Chengguang Xu , =?UTF-8?Q?Christian_K=C3=B6nig?= , "linux-unionfs@vger.kernel.org" , Linux API , "the arch/x86 maintainers" , "" , Linux-MM , Florian Weimer , Michael Kerrisk Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 11C787001A23 Authentication-Results: imf02.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=google header.b=WdRAnbBb; dmarc=none; spf=pass (imf02.hostedemail.com: domain of torvalds@linuxfoundation.org designates 209.85.218.42 as permitted sender) smtp.mailfrom=torvalds@linuxfoundation.org X-Rspamd-Server: rspam04 X-Stat-Signature: h1scrme8k84fwwgop195r4yqry63xswe X-HE-Tag: 1629475999-163842 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Aug 20, 2021 at 6:43 AM Steven Rostedt wrote: > > On Thu, 19 Aug 2021 15:32:31 -0700 > Linus Torvalds wrote: > > > > I don't know if distros have some pattern we could use that would end > > up being something that gets reported to the user? > > People have started using my trace-printk notice message, that seems to > be big enough to get noticed. Well, I think people who use ftrace are m,ore likely to look at kernel messages than most... So what would be more interesting is if there's some distro support for showing kernel notifications.. I see new notifications for calendar events, for devices that got mounted, for a lot of things - so I'm really wondering if somebody already perhaps had something for specially formatted kernel messages.. Linus