Re: [patch] x86, pat: freeing invalid memtype messages

From: Xiaotian Feng
Date: Mon Jun 21 2010 - 07:07:52 EST


On 06/21/2010 07:02 PM, Peter Zijlstra wrote:
On Mon, 2010-06-21 at 18:56 +0800, Xiaotian Feng wrote:

I guess there might be something wrong between the augmented rbtree insert/remove ..

The easiest thing is to revert that change and try again, the next step
would be to print the full RB tree on each modification and look where
it goes wrong.

That said, I did print my fair share of (augmented) RB trees while
playing with scheduler patches and I can't remember it ever having
messed up like that.
He's using 2.6.35-rc2+, without your "rbtree: Undo augmented trees performance damage" patch ;-)

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