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| author | Ingo Molnar <mingo@elte.hu> | 2010-05-10 13:12:26 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-05-10 13:12:29 +0200 |
| commit | 7c224a03a79021ab12ce057964df9e679af5386d (patch) | |
| tree | 809dbf3bcb5978e7b1845eb4c46179f1c9405f0c /block/cfq-iosched.c | |
| parent | 5bdb7934ca4115a12c7d585c5a45312b1c36909b (diff) | |
| parent | b57f95a38233a2e73b679bea4a5453a1cc2a1cc9 (diff) | |
| download | linux-7c224a03a79021ab12ce057964df9e679af5386d.tar.gz linux-7c224a03a79021ab12ce057964df9e679af5386d.tar.bz2 linux-7c224a03a79021ab12ce057964df9e679af5386d.zip | |
Merge commit 'v2.6.34-rc7' into oprofile
Merge reason: Update to Linus's latest -rc.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'block/cfq-iosched.c')
| -rw-r--r-- | block/cfq-iosched.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 838834be115b..5f127cfb2e92 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -3694,8 +3694,10 @@ static void *cfq_init_queue(struct request_queue *q) * to make sure that cfq_put_cfqg() does not try to kfree root group */ atomic_set(&cfqg->ref, 1); + rcu_read_lock(); blkiocg_add_blkio_group(&blkio_root_cgroup, &cfqg->blkg, (void *)cfqd, 0); + rcu_read_unlock(); #endif /* * Not strictly needed (since RB_ROOT just clears the node and we |