From: Steven Rostedt <rostedt@goodmis.org>
To: Qian Cai <cai@lca.pw>
Cc: pmladek@suse.com, tytso@mit.edu,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Arnd Bergmann <arnd@arndb.de>,
Peter Zijlstra <peterz@infradead.org>,
gregkh@linuxfoundation.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>, Will Deacon <will@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Catalin Marinas <catalin.marinas@arm.com>,
longman@redhat.com, Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
dan.j.williams@intel.com, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] char/random: silence a lockdep splat with printk()
Date: Thu, 2 Jan 2020 12:07:52 -0500 [thread overview]
Message-ID: <20200102120752.7b893b1e@gandalf.local.home> (raw)
In-Reply-To: <1CA39814-DE67-4112-8F97-D62B9F47FF9D@lca.pw>
On Thu, 2 Jan 2020 10:42:51 -0500
Qian Cai <cai@lca.pw> wrote:
> > On Dec 16, 2019, at 8:52 PM, Qian Cai <cai@lca.pw> wrote:
> >
> >
> >
> >> On Dec 4, 2019, at 8:00 PM, Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> wrote:
> >>
> >> A 'Reviewed-by' will suffice.
> >>
> >> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> >
> > Ted, could you take a look at this trivial patch?
>
> Not sure if Ted is still interested in maintaining this file as he had no feedback for more
> than a month. The problem is that this will render the lockdep useless for a general
> debugging tool as it will disable the lockdep early in the process.
>
How would this disable lockdep early in the process? The patch is just
changing pr_notice() to printk_deferred() correct?
-- Steve
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next prev parent reply other threads:[~2020-01-02 17:08 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-13 21:16 [PATCH] char/random: silence a lockdep splat with printk() Qian Cai
2019-12-03 18:46 ` Qian Cai
2019-12-05 1:00 ` Sergey Senozhatsky
2019-12-17 1:52 ` Qian Cai
2020-01-02 15:42 ` Qian Cai
2020-01-02 17:07 ` Steven Rostedt [this message]
2020-01-02 17:16 ` Qian Cai
2020-01-02 18:00 ` Theodore Y. Ts'o
2020-01-07 21:07 ` Theodore Y. Ts'o
2020-03-24 15:13 ` dmesg -w regression in v5.4.22, bisected, was: " Zygo Blaxell
2020-03-25 2:35 ` Sergey Senozhatsky
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