Messages in this thread | | | Date | Fri, 22 Jan 2010 10:11:25 +0900 | Subject | Re: [PATCH] asm-generic: dma: Add BUG_ON for uninitialized dma_ops | From | FUJITA Tomonori <> |
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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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