Re: [PATCH] IB/ehca: Fix lockdep failures for shca_list_lock

[Johannes Berg]

On Fri, 2008-11-21 at 16:37 +0100, Joachim Fenkes wrote:

> +	u64 flags;

> -	spin_lock(&shca_list_lock);
> +	spin_lock_irqsave(&shca_list_lock, flags);

That's wrong and I think will give a warning on all machines where
u64 != unsigned long. Might not particularly matter in this case.

Also, generally it seems wrong to say "fix lockdep failure" when the
patch really fixes a bug that lockdep happened to find.

johannes

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