Messages in this thread | | | From | Tejun Heo <> | Subject | [PATCHSET] blkcg: accumulated blkcg updates | Date | Tue, 21 Feb 2012 17:46:27 -0800 |
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Hello, Jens.
This is accumulation of the following three patchsets on top of block/for-linus - 621032ad6e "block: exit_io_context() should call elevator_exit_icq_fn()".
[1] blkcg: kill policy node and blkg->dev, take#4 [2] blkcg: unify blkgs for different policies [3] blkcg: update locking and fix stacking
This patchset collects all three patchset into single series with all the updated versions of patches included. There are also some minor changes for build fixes and typos. Please refer to patch descriptions of each patchset for further details.
This patchset contains the following 36 patches.
0001-block-blk-throttle-should-be-drained-regardless-of-q.patch 0002-blkcg-make-CONFIG_BLK_CGROUP-bool.patch 0003-cfq-don-t-register-propio-policy-if-CONFIG_CFQ_GROUP.patch 0004-elevator-clear-auxiliary-data-earlier-during-elevato.patch 0005-elevator-make-elevator_init_fn-return-0-errno.patch 0006-block-implement-blk_queue_bypass_start-end.patch 0007-block-extend-queue-bypassing-to-cover-blkcg-policies.patch 0008-blkcg-shoot-down-blkio_groups-on-elevator-switch.patch 0009-blkcg-move-rcu_read_lock-outside-of-blkio_group-get-.patch 0010-blkcg-update-blkg-get-functions-take-blkio_cgroup-as.patch 0011-blkcg-use-q-and-plid-instead-of-opaque-void-for-blki.patch 0012-blkcg-add-blkio_policy-array-and-allow-one-policy-pe.patch 0013-blkcg-use-the-usual-get-blkg-path-for-root-blkio_gro.patch 0014-blkcg-factor-out-blkio_group-creation.patch 0015-blkcg-don-t-allow-or-retain-configuration-of-missing.patch 0016-blkcg-kill-blkio_policy_node.patch 0017-blkcg-kill-the-mind-bending-blkg-dev.patch
0018-blkcg-let-blkio_group-point-to-blkio_cgroup-directly.patch 0019-blkcg-add-blkcg_-init-drain-exit-_queue.patch 0020-blkcg-clear-all-request_queues-on-blkcg-policy-un-re.patch 0021-blkcg-let-blkcg-core-handle-policy-private-data-allo.patch 0022-blkcg-move-refcnt-to-blkcg-core.patch 0023-blkcg-make-blkg-pd-an-array-and-move-configuration-a.patch 0024-blkcg-don-t-use-blkg-plid-in-stat-related-functions.patch 0025-blkcg-move-per-queue-blkg-list-heads-and-counters-to.patch 0026-blkcg-let-blkcg-core-manage-per-queue-blkg-list-and-.patch 0027-blkcg-unify-blkg-s-for-blkcg-policies.patch 0028-blkcg-use-double-locking-instead-of-RCU-for-blkg-syn.patch 0029-blkcg-drop-unnecessary-RCU-locking.patch
0030-block-restructure-get_request.patch 0031-block-interface-update-for-ioc-icq-creation-function.patch 0032-block-ioc_task_link-can-t-fail.patch 0033-block-add-io_context-active_ref.patch 0034-block-implement-bio_associate_current.patch 0035-block-make-block-cgroup-policies-follow-bio-task-ass.patch 0036-block-make-blk-throttle-preserve-the-issuing-task-on.patch
0001-0017 kill policy node and blkg->dev and also available in the following git branch.
git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git blkcg-kill-pn
0018-0029 unify blkgs for different policies and update locking. Note that 0028 and 0029 belonged to the third patchset in the original posting.
git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git blkcg-unified-blkg
0030-0036 fix stacking of blkcg policies.
git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git blkcg-stacking
Thank you.
diffstat follows.
block/Kconfig.iosched | 4 block/blk-cgroup.c | 1258 ++++++++++++++++++++++++---------------------- block/blk-cgroup.h | 286 ++++++---- block/blk-core.c | 179 ++++-- block/blk-ioc.c | 58 +- block/blk-sysfs.c | 6 block/blk-throttle.c | 450 +++------------- block/blk.h | 32 - block/cfq-iosched.c | 509 +++++------------- block/cfq.h | 113 ++-- block/deadline-iosched.c | 8 block/elevator.c | 123 +--- block/noop-iosched.c | 8 fs/bio.c | 61 ++ include/linux/bio.h | 8 include/linux/blk_types.h | 10 include/linux/blkdev.h | 12 include/linux/elevator.h | 8 include/linux/iocontext.h | 32 - init/Kconfig | 2 kernel/fork.c | 5 21 files changed, 1521 insertions(+), 1651 deletions(-)
Thanks.
-- tejun
[1] http://thread.gmane.org/gmane.linux.kernel/1247152 [2] http://thread.gmane.org/gmane.linux.kernel/1247287 [3] http://thread.gmane.org/gmane.linux.kernel/1254428
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