lkml.org 
[lkml]   [2018]   [Feb]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] mm: Always print RLIMIT_DATA warning
From
Date


On Tue, 2018-02-06 at 20:48 +0300, Konstantin Khlebnikov wrote:
> On Tue, Feb 6, 2018 at 7:45 PM, David Woodhouse <dwmw@amazon.co.uk> wrote:
> >
> > The documentation for ignore_rlimit_data says that it will print a warning
> > at first misuse. Yet it doesn't seem to do that. Fix the code to print
> > the warning even when we allow the process to continue.
>
> Ack. But I think this was a misprint in docs.
> Anyway, this knob is a kludge so we might warn once even if it is set.

Right. I think we definitely should. Otherwise, once set, there's no
real path to ever being able to *unset* it. Nothing well ever get
fixed.

> So, somebody still have problems with this change?
> I remember concerns about that "warn_once" isn't enough to detect
> what's going wrong.
> And probably we should invent  "warn_sometimes".

That was covered by "should probably also do what Linus suggested…":

> > ---
> > We should probably also do what Linus suggested in
> > https://lkml.org/lkml/2016/9/16/585
[unhandled content-type:application/x-pkcs7-signature]
\
 
 \ /
  Last update: 2018-02-07 14:04    [W:0.137 / U:0.344 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site