Re: [patch 0/5] lightweight robust futexes: -V1

From: Andi Kleen
Date: Wed Feb 15 2006 - 15:00:21 EST


On Wednesday 15 February 2006 20:49, Christopher Friesen wrote:

> The goal is for the kernel to unlock the mutex, but the next task to
> aquire it gets some special notification that the status is unknown. At
> that point the task can either validate/clean up the data and reset the
> mutex to clean (if it can) or it can give up the mutex and pass it on to
> some other task that does know how to validate/clean up.

The "send signal when any mapper dies" proposal would do that. The other process
could catch the signal and do something with it.

-Andi
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