linux-kernel - Re: [PATCH] Add initcall_blacklist kernel parameter [v4]

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Message-ID: <534D3D4E.9080408@redhat.com>
Date:	Tue, 15 Apr 2014 10:08:14 -0400
From:	Prarit Bhargava <prarit@...hat.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Richard Weinberger <richard.weinberger@...il.com>,
	Josh Boyer <jwboyer@...oraproject.org>,
	Rob Landley <rob@...dley.net>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	linux-doc@...r.kernel.org
Subject: Re: [PATCH] Add initcall_blacklist kernel parameter [v4]



On 04/14/2014 06:40 PM, Andi Kleen wrote:
>> Let's not leak all those blacklist entries when we're finished?
> 
> It's difficult, because you cannot free bootmem after bootmem is
> finished.
> 
> For the rare debug case some leaking should be acceptable.
> 

Andrew, FWIW I agree with Andi on this.  It is a minor leak in a debug
situation.  I'd also like to know in a kdump situation what was specified as
blacklisted so keeping this memory around is IMO a good idea.

P.

> -Andi
> 
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