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author | David S. Miller <davem@davemloft.net> | 2010-05-12 00:05:35 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2010-05-12 00:05:35 -0700 |
commit | 278554bd6579206921f5d8a523649a7a57f8850d (patch) | |
tree | 4e6c527daf0910e455b3aa72e2c96b0479e430be /block/blk-cgroup.c | |
parent | 5a147e8bf982f9dd414c1dd751fe02c1942506b2 (diff) | |
parent | cea0d767c29669bf89f86e4aee46ef462d2ebae8 (diff) | |
download | talos-op-linux-278554bd6579206921f5d8a523649a7a57f8850d.tar.gz talos-op-linux-278554bd6579206921f5d8a523649a7a57f8850d.zip |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
Documentation/feature-removal-schedule.txt
drivers/net/wireless/ath/ar9170/usb.c
drivers/scsi/iscsi_tcp.c
net/ipv4/ipmr.c
Diffstat (limited to 'block/blk-cgroup.c')
-rw-r--r-- | block/blk-cgroup.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index 5fe03def34b2..2cc682b860ea 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -286,16 +286,16 @@ done: static struct cgroup_subsys_state * blkiocg_create(struct cgroup_subsys *subsys, struct cgroup *cgroup) { - struct blkio_cgroup *blkcg, *parent_blkcg; + struct blkio_cgroup *blkcg; + struct cgroup *parent = cgroup->parent; - if (!cgroup->parent) { + if (!parent) { blkcg = &blkio_root_cgroup; goto done; } /* Currently we do not support hierarchy deeper than two level (0,1) */ - parent_blkcg = cgroup_to_blkio_cgroup(cgroup->parent); - if (css_depth(&parent_blkcg->css) > 0) + if (parent != cgroup->top_cgroup) return ERR_PTR(-EINVAL); blkcg = kzalloc(sizeof(*blkcg), GFP_KERNEL); |