Re: [PATCH 1/3] resource: shared I/O region support

From: Alan Cox
Date: Mon Mar 29 2010 - 14:37:52 EST


> What I *really* object to with this patch is that it inherently assumes
> that there is only one multiplexed resource in the entire system... but
> of course nowhere enforces that.

The patch does nothing of the sort. Not unless there is a bug I am not
seeing anyway. It does assume nobody tries to grab pairs of such
resources as it doesn't do deadlock avoidance.

It's now a shared resource patch however, its a multiplexor patch and
that is precisely why it is called MUX not SHARED or OVERLAY
Alan
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