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From: Linus Torvalds <torvalds@linux-foundation.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Kees Cook <keescook@chromium.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	tcharding <me@tobin.cc>
Subject: Re: [PATCH] vsprintf: Fix memory barriers of ptr_key to have_filed_random_ptr_key
Date: Tue, 15 May 2018 15:31:37 -0700	[thread overview]
Message-ID: <CA+55aFztxY-w=0tPZ8KAenENA7NCYSWUcCPV4Nzs0ffwrh3G4Q@mail.gmail.com> (raw)
In-Reply-To: <20180515161027.468e8975@gandalf.local.home>

On Tue, May 15, 2018 at 1:10 PM Steven Rostedt <rostedt@goodmis.org> wrote:
> The work queue looks to run immediately.

2ms is definitely not "immediately". It's just "soon".

The whole - and _only_ reason we're doing all these changes is that people
wanted reliable object hashes from very early bootup tracing, so I think it
matters.

> we could always do this:

Ugh. I think I prefer the barriers.

                Linus

  reply	other threads:[~2018-05-15 22:31 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-15 14:05 [PATCH] vsprintf: Fix memory barriers of ptr_key to have_filed_random_ptr_key Steven Rostedt
2018-05-15 16:55 ` Linus Torvalds
2018-05-15 18:57   ` Steven Rostedt
2018-05-15 19:03     ` Linus Torvalds
2018-05-15 20:10       ` Steven Rostedt
2018-05-15 22:31         ` Linus Torvalds [this message]
2018-05-15 22:41           ` Steven Rostedt
2018-05-15 23:00             ` Steven Rostedt
2018-05-15 23:10               ` Linus Torvalds
2018-05-23 10:40     ` Pavel Machek
2018-05-24 18:44       ` Steven Rostedt

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