linux-kernel - Re: [PATCH -tip 1/3] Pass mm->flags to binfmt core

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Date:	Fri, 13 Nov 2009 15:29:59 -0800 (PST)
From:	Roland McGrath <roland@...hat.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Masami Hiramatsu <mhiramat@...hat.com>,
	lkml <linux-kernel@...r.kernel.org>,
	systemtap <systemtap@...rces.redhat.com>,
	DLE <dle-develop@...ts.sourceforge.net>,
	Hidehiro Kawai <hidehiro.kawai.ez@...achi.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Oleg Nesterov <oleg@...hat.com>
Subject: Re: [PATCH -tip 1/3] Pass mm->flags to binfmt core_dump for bitflag
 consistency

> this would fix the (probably harmless) race too, but isnt the whole 
> approach taken by the patch more robust, i.e. to take a snapshot of 
> mm->flags value and pass it along coredump processing?

Yes, I think it is a fine thing to do.  I'm just being explicit about what
I think the (only) concrete issues are motivating a change.

> we should probably introduce a coredump parameter struct, and pass that 
> along:

Also sounds fine to me.


Thanks,
Roland
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