Re: bug in tty ldisc and friends

From: Joerg Roedel
Date: Tue Jun 16 2009 - 06:35:03 EST

On Tue, Jun 16, 2009 at 12:29:10PM +0200, Ingo Molnar wrote:
> We are now well below the limit for stack-trace entries.
> This is something we noticed recently: dma-debug uses a lot of lock
> classes and thus creates a really large lock-graph, depleting the
> reserves quickly.

Is this considered a problem? I increased the hash-size to 1024 for
performance reasons (== 1024 spin_locks). But if it hurts to much in
other places this can be reverted.


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