[openib-general] Re: [PATCH 9 of 20] ipath - char devices for diagnostics and lightweight subnet management

[Bryan O'Sullivan]

On Thu, 2006-03-09 at 16:45 -0800, Roland Dreier wrote:

> So why is ipath_sma_alive an atomic_t (and why isn't it static)?
> You never modify ipath_sma_alive outside of your spinlock, so I don't
> see what having it be atomic buys you.

It's read outside of this file, without a lock held.

	<b