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author | YueHaibing <yuehaibing@huawei.com> | 2019-11-02 08:55:01 +0100 |
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committer | Jens Axboe <axboe@kernel.dk> | 2019-11-02 14:59:46 +0100 |
commit | 364b05fd06e87e53dc03396f73afeac48d8e0998 (patch) | |
tree | 68110326f71e94ce9d966e238edf91cbe1c6a092 /fs/io-wq.c | |
parent | io_uring: remove io_uring_add_to_prev() trace event (diff) | |
download | linux-364b05fd06e87e53dc03396f73afeac48d8e0998.tar.xz linux-364b05fd06e87e53dc03396f73afeac48d8e0998.zip |
io-wq: use kfree_rcu() to simplify the code
The callback function of call_rcu() just calls kfree(), so we can use
kfree_rcu() instead of call_rcu() + callback function.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/io-wq.c')
-rw-r--r-- | fs/io-wq.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/fs/io-wq.c b/fs/io-wq.c index 652b8bac2dbc..3bbab2c58695 100644 --- a/fs/io-wq.c +++ b/fs/io-wq.c @@ -102,13 +102,6 @@ struct io_wq { struct completion done; }; -static void io_wq_free_worker(struct rcu_head *head) -{ - struct io_worker *worker = container_of(head, struct io_worker, rcu); - - kfree(worker); -} - static bool io_worker_get(struct io_worker *worker) { return refcount_inc_not_zero(&worker->ref); @@ -194,7 +187,7 @@ static void io_worker_exit(struct io_worker *worker) if (all_done && refcount_dec_and_test(&wqe->wq->refs)) complete(&wqe->wq->done); - call_rcu(&worker->rcu, io_wq_free_worker); + kfree_rcu(worker, rcu); } static void io_worker_start(struct io_wqe *wqe, struct io_worker *worker) |