blkcg: make blkg->pd an array and move configuration and stats into it

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To prepare for unifying blkgs for different policies, make blkg->pd an
array with BLKIO_NR_POLICIES elements and move blkg->conf, ->stats,
and ->stats_cpu into blkg_policy_data.

This patch doesn't introduce any functional difference.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Tejun Heo 2012-03-05 13:15:16 -08:00 • committed by Jens Axboe

parent 1adaf3dde3

commit 549d3aa872

2 changed files with 102 additions and 66 deletions

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150

block/blk-cgroup.c

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18

block/blk-cgroup.h

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