On 12/04/2012 12:17 PM, Michal Hocko wrote:

quoted

But it should be extremely easy to protect against this. It is just a

quoted

matter of not returning online css in the iterator: then we'll never see
them until they are online. This also sounds a lot more correct than
returning allocated css.

Yes but... Look at your other patch which relies on iterator when counting
children to find out if there is any available.
 

And what is the problem with it ?

As I said: if the iterator will not return css that are not online, we
should not have a problem.

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