linux-kernel - Re: [PATCH 1/2] mm: Introduce GFP_PANIC for early-boot allocations

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Message-ID: <20090509093249.GA4874@elte.hu>
Date:	Sat, 9 May 2009 11:32:49 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Pekka Enberg <penberg@...helsinki.fi>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, gorcunov@...nvz.org,
	kosaki.motohiro@...fujitsu.com, mel@....ul.ie,
	cl@...ux-foundation.org, riel@...hat.com,
	linux-kernel@...r.kernel.org, rientjes@...gle.com
Subject: Re: [PATCH 1/2] mm: Introduce GFP_PANIC for early-boot allocations


* Ingo Molnar <mingo@...e.hu> wrote:

>  it is shorter, tidier, more maintainable, more reviewable to write:
> 
> 	ptr = kmalloc(GFP_BOOT, size);
> 
>  than to write:
> 
> 	ptr = kmalloc(GFP_KERNEL, size);
> 	BUG_ON(!ptr);

[ Oh, and everyone saw the kernel bug i hid, and did notice it in 
  the first variant sooner than in the second, right? :) ]

	Ingo
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