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authorVivek Goyal <vgoyal@redhat.com>2009-12-03 12:59:40 -0500
committerJens Axboe <jens.axboe@oracle.com>2009-12-03 19:28:51 +0100
commitf04a64246344ad50e4b4b4186174a0912d07f30b (patch)
tree03d2d39d2811350af39dd635297b90ca52b9b6fe /block/Kconfig.iosched
parent615f0259e6940293359a189f4881bb28c2fea40b (diff)
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blkio: Keep queue on service tree until we expire it
o Currently cfqq deletes a queue from service tree if it is empty (even if we might idle on the queue). This patch keeps the queue on service tree hence associated group remains on the service tree until we decide that we are not going to idle on the queue and expire it. o This just helps in time accounting for queue/group and in implementation of rest of the patches. Signed-off-by: Vivek Goyal <vgoyal@redhat.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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