linux-kernel - Re: [REGRESSION] RLIMIT

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Message-ID: <20160917122021.GC26044@uranus.lan>
Date:   Sat, 17 Sep 2016 15:20:21 +0300
From:   Cyrill Gorcunov <gorcunov@...il.com>
To:     Konstantin Khlebnikov <koct9i@...il.com>
Cc:     Joe Perches <joe@...ches.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Sam Varshavchik <mrsam@...rier-mta.com>,
        Ingo Molnar <mingo@...nel.org>,
        Laura Abbott <labbott@...hat.com>, Brent <fix@...realm.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [REGRESSION] RLIMIT_DATA crashes named

On Sat, Sep 17, 2016 at 03:09:09PM +0300, Konstantin Khlebnikov wrote:
> >
> > Seems I don't understand the bottom unlikely...
> 
> This is gcc extrension:  https://gcc.gnu.org/onlinedocs/gcc/Statement-Exprs.html
> Here macro works as a function which returns bool

no, no, I know for what unlikely extension stand for.
it was just hard to obtain from without the context.
this extension implies someone calls for
if (printk_periodic()) right?