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path: root/drivers/md/dm-cache-policy-mq.c
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2013-03-02dm cache: add mq policyJoe Thornber1-0/+1195
A cache policy that uses a multiqueue ordered by recent hit count to select which blocks should be promoted and demoted. This is meant to be a general purpose policy. It prioritises reads over writes. Signed-off-by: Joe Thornber <ejt@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>