Re: [REGRESSION] RLIMIT_DATA crashes named

From	Konstantin Khlebnikov <koct9i@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [REGRESSION] RLIMIT_DATA crashes named
Date	2016-09-17 10:40 +0200
Message-ID	<sijkd-ei-1@gated-at.bofh.it> (permalink)
References	(3 earlier) <si85r-1i1-3@gated-at.bofh.it> <si9Xz-2wp-1@gated-at.bofh.it> <sibcZ-3e3-1@gated-at.bofh.it> <sibmF-3x5-1@gated-at.bofh.it> <sif6W-61z-9@gated-at.bofh.it>
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On Sat, Sep 17, 2016 at 7:08 AM, Joe Perches <joe@perches.com> wrote:
> On Fri, 2016-09-16 at 17:040700, Linus Torvalds wrote:
>> On Fri, Sep 16, 2016 at 4:58 PM, Linus Torvalds <torvalds@linux-foundation.org> wrote:
>> > Here's a totally untested patch. What do people say?
>> Heh. It looks like "pr_xyz_once()" is used in places that haven't
>> included "ratelimit.h", so this doesn't actually build for everything.
>> But I guess as a concept patch it's not hard to understand, even if
>> the implementation needs a bit of tweaking.
>
> do_just_once just isn't a good name for a global
> rate limited mechanism that does something very
> different than the name.
>
> Maybe allow_once_per_ratelimit or the like
>
> There could be an equivalent do_once
>
> https://lkml.org/lkml/2009/5/22/3
>

What about this printk_reriodic() and pr_warn_once_per_minute()?

It simply remembers next jiffies to print rather than using that
complicated ratelimiting engine.

Thread

[REGRESSION] RLIMIT_DATA crashes named Laura Abbott <labbott@redhat.com> - 2016-09-16 17:20 +0200
  Re: [REGRESSION] RLIMIT_DATA crashes named Linus Torvalds <torvalds@linux-foundation.org> - 2016-09-16 19:50 +0200
    Re: [REGRESSION] RLIMIT_DATA crashes named Laura Abbott <labbott@redhat.com> - 2016-09-16 22:20 +0200
      Re: [REGRESSION] RLIMIT_DATA crashes named Linus Torvalds <torvalds@linux-foundation.org> - 2016-09-16 22:40 +0200
        Re: [REGRESSION] RLIMIT_DATA crashes named Sam Varshavchik <mrsam@courier-mta.com> - 2016-09-17 00:40 +0200
          Re: [REGRESSION] RLIMIT_DATA crashes named Linus Torvalds <torvalds@linux-foundation.org> - 2016-09-17 02:00 +0200
            Re: [REGRESSION] RLIMIT_DATA crashes named Linus Torvalds <torvalds@linux-foundation.org> - 2016-09-17 02:10 +0200
              Re: [REGRESSION] RLIMIT_DATA crashes named Joe Perches <joe@perches.com> - 2016-09-17 06:10 +0200
                Re: [REGRESSION] RLIMIT_DATA crashes named Konstantin Khlebnikov <koct9i@gmail.com> - 2016-09-17 10:40 +0200
                Re: [REGRESSION] RLIMIT_DATA crashes named Cyrill Gorcunov <gorcunov@gmail.com> - 2016-09-17 11:20 +0200
                Re: [REGRESSION] RLIMIT_DATA crashes named Konstantin Khlebnikov <koct9i@gmail.com> - 2016-09-17 14:10 +0200
                Re: [REGRESSION] RLIMIT_DATA crashes named Cyrill Gorcunov <gorcunov@gmail.com> - 2016-09-17 14:30 +0200
                Re: [REGRESSION] RLIMIT_DATA crashes named Konstantin Khlebnikov <koct9i@gmail.com> - 2016-09-17 23:50 +0200
                Re: [REGRESSION] RLIMIT_DATA crashes named Joe Perches <joe@perches.com> - 2016-09-18 00:00 +0200

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