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SubjectRe: [patch] updates XFS mutex patch
On Thu, Dec 29, 2005 at 05:58:11PM +0100, Ingo Molnar wrote:
>
> * Christoph Hellwig <hch@infradead.org> wrote:
>
> > It's say just switch XFS to the one-arg mutex_init variant.
> >
> > And ingo. please add the mutex_t typedef, analogue to spinlock_t it's
> > a totally opaqueue to the users type, so it really should be a
> > typedef. After that the XFS mutex.h can just go away.
>
> that's not possible, due to DEFINE_MUTEX() and due to struct mutex being
> embedded in other structures. I dont think we want to lose that property
> of struct semaphore, and only restrict mutex usage to pointers.

Sorry, but I don't get this sentence at all. Can you try to rephrase it?
What does DEFINE_MUTEX have to do with declaring either a typedef or
structure?
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