linux-kernel - Re: [PATCH 2/3] uprobes: use vm_special

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Date:	Fri, 10 Jul 2015 00:03:41 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Andy Lutomirski <luto@...capital.net>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] uprobes: use vm_special_mapping to name the xol vma

On 07/09, Andy Lutomirski wrote:
>
> On Thu, Jul 9, 2015 at 2:44 PM, Oleg Nesterov <oleg@...hat.com> wrote:
> > Change xol_add_vma() to use _install_special_mapping(), this way
> > we can name the vma installed by uprobes. Currently it looks like
> > private anonymous mapping, this is confusing and complicates the
> > debugging. With this change /proc/$pid/maps reports "[uprobes]".
>
> I think this will cause core dumps to include it as a side effect.  Is
> that okay?

Yes, I even mentioned this in 0/3... I'll move thhis note into the
changelog in v2.

Thanks!

Oleg.

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