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doc: Fix typo in rcu_head comments

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Signed-off-by: Lihao Liang <lianglihao@huawei.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Lihao Liang 2017-12-21 16:16:10 +08:00 • committed by Paul E. McKenney
parent f4f2cf8bd8
commit 30a050defb
1 changed files with 1 additions and 1 deletions
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include/linux/types.h
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@ -217,7 +217,7 @@ struct ustat {
* *
* This guarantee is important for few reasons: * This guarantee is important for few reasons:
* - future call_rcu_lazy() will make use of lower bits in the pointer; * - future call_rcu_lazy() will make use of lower bits in the pointer;
* - the structure shares storage spacer in struct page with @compound_head, * - the structure shares storage space in struct page with @compound_head,
* which encode PageTail() in bit 0. The guarantee is needed to avoid * which encode PageTail() in bit 0. The guarantee is needed to avoid
* false-positive PageTail(). * false-positive PageTail().
*/ */