linux-kernel - Re: [PATCH x86] [7/16] Convert lockdep to use arch_early_alloc() if available for its large arrays

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Message-ID: <20080104090338.GF28740@elte.hu>
Date:	Fri, 4 Jan 2008 10:03:38 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Andi Kleen <ak@...e.de>
Cc:	peterz@...radead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH x86] [7/16] Convert lockdep to use arch_early_alloc()
	if available for its large arrays


* Andi Kleen <ak@...e.de> wrote:

> +#ifndef ARCH_HAS_EARLY_ALLOC
> +#define LARGEVAR(x,y) { static typeof(*x) __ ## x[y];  x = __ ## x; }
> +#else
> +#define LARGEVAR(x,y) x = arch_early_alloc(sizeof(*x) * y)
> +#endif

your patch makes sense in principle, but please do this via the Kconfig 
space - we dont introduce new ARCH_HAS flags anymore and try to get rid 
of the existing ones as well.

	Ingo
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