On 05/05/2011 11:08 PM, Wu Fengguang wrote:
A background flush work may run for ever. So it's reasonable for it to mimic the kupdate behavior of syncing old/expired inodes first. At each queue_io() time, first try enqueuing only newly expired inodes. If there are zero expired inodes to work with, then relax the rule and enqueue all dirty inodes. CC: Dave Chinner<david@xxxxxxxxxxxxx> CC: Jan Kara<jack@xxxxxxx> CC: Rik van Riel<riel@xxxxxxxxxx> Acked-by: Mel Gorman<mel@xxxxxxxxx> Signed-off-by: Wu Fengguang<fengguang.wu@xxxxxxxxx>
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