| Date | Wed, 2 Nov 2016 15:57:03 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH 4/8] writeback: track if we're sleeping on progress in balance_dirty_pages() |
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On Tue, Nov 01, 2016 at 03:08:47PM -0600, Jens Axboe wrote: > Note in the bdi_writeback structure whenever a task ends up sleeping > waiting for progress. We can use that information in the lower layers > to increase the priority of writes.
Do we need to care about atomicy of multiple threads updating the value ?
Otherwise this looks fine.
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