On Mon, Apr 25, 2011 at 08:12:59AM -0400, Chris Mason wrote: > > This code tests whether the mutex_lock can be acquired, and when the > > mutex_lock can be taken, it try again. > > So I think that it is not a meaningless code. > > Correct, this code is waiting for the current lock holder to finish. > It's not exactly pretty but it needs to stay.
Ok, I think it deserves a comment, will add it and resend. david -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html