linux-kernel - Re: [PATCH v2] kasan: report only the first error by default

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Date:   Thu, 23 Mar 2017 13:29:13 +0000
From:   Mark Rutland <mark.rutland@....com>
To:     Andrey Ryabinin <aryabinin@...tuozzo.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Andrey Konovalov <andreyknvl@...gle.com>,
        Alexander Potapenko <glider@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>, kasan-dev@...glegroups.com,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] kasan: report only the first error by default

On Thu, Mar 23, 2017 at 04:06:59PM +0300, Andrey Ryabinin wrote:
> On 03/23/2017 03:41 PM, Mark Rutland wrote:

> > Rather than trying to pick an arbitrarily large number, how about we use
> > separate flags to determine whether we're in multi-shot mode, and
> > whether a (oneshot) report has been made.
> > 
> > How about the below?
>  
> Yes, it deferentially looks better.
> Can you send a patch with a changelog, or do you want me to care of it?

Would you be happy to take care of it, along with the fixup you
suggested below, as v3?

You can add my:

Signed-off-by: Mark Rutland <mark.rutland@....com>

Thanks,
Mark.


> >  
> > +#include <linux/bitops.h>
> >  #include <linux/ftrace.h>
> 
> We also need <linux/init.h> for __setup().
> 
> >  #include <linux/kernel.h>
> >  #include <linux/mm.h>
> > @@ -293,6 +294,40 @@ static void kasan_report_error(struct kasan_access_info *info)