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SubjectRe: [PATCH] asm-generic: dma: Add BUG_ON for uninitialized dma_ops
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On Wed, 20 Jan 2010 11:08:31 +0100
monstr@monstr.eu wrote:

> From: Michal Simek <monstr@monstr.eu>
>
> Check that dma_ops are initialized correctly. Without this
> checking you get kernel fault and you don't know where the problem is.

Hmm, dma_ops is initialized in early architecture-specific boot-up
code. We don't change it often. I don't think that we need much time
to find where problems are.

The benefit is insufficient to justify the overhead.


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