From: Oleg Nesterov <oleg@redhat.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@kernel.org>,
Steffen Froemer <sfroemer@redhat.com>,
Linux List Kernel Mailing <linux-kernel@vger.kernel.org>
Subject: Re: printk_ratelimited() && proc/sys/kernel/printk_ratelimit*
Date: Wed, 20 Mar 2019 18:48:04 +0100 [thread overview]
Message-ID: <20190320174804.GF21673@redhat.com> (raw)
In-Reply-To: <CAHk-=wg9-SK6QDhWvgy+7FkV4Q-d0Ae5p3RcAHoKQtRySn9z8g@mail.gmail.com>
On 03/20, Linus Torvalds wrote:
>
> On Wed, Mar 20, 2019 at 10:03 AM Oleg Nesterov <oleg@redhat.com> wrote:
> >
> > At the same time, printk_ratelimited() uses a static ratelimit_state, so user-
> > space can't override the default DEFAULT_RATELIMIT_.* numbers.
> >
> > Isn't it strange? Shouldn't printk_ratelimited() use printk_ratelimit_state ?
>
> No it shouldn't.
>
> Each printk_ratelimited() is independent, and that's very much on purpose.
Damn, I am really stupid.
Oleg.
prev parent reply other threads:[~2019-03-20 17:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-20 17:03 Oleg Nesterov
2019-03-20 17:30 ` Linus Torvalds
2019-03-20 17:48 ` Oleg Nesterov [this message]
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