Re: [PATCH 01/45] writeback: reduce calls to global_page_state inbalance_dirty_pages()

[Peter Zijlstra]

On Fri, 2009-10-09 at 17:12 +0200, Jan Kara wrote:
>   Ugh, but this is not equivalent! We would block the writer on some BDI
> without any dirty data if we are over global dirty limit. That didn't
> happen before.

It should have, we should throttle everything calling
balance_dirty_pages() when we're over the total limit.

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