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Subject[PATCH] async: Let kfree() out of the critical area of the lock
Date
It's not necessary to put kfree() in the critical area of the lock, so
let it out.

Signed-off-by: Yunfeng Ye <yeyunfeng@huawei.com>
---
kernel/async.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/async.c b/kernel/async.c
index 4f9c1d6..1de270d 100644
--- a/kernel/async.c
+++ b/kernel/async.c
@@ -135,12 +135,12 @@ static void async_run_entry_fn(struct work_struct *work)
list_del_init(&entry->domain_list);
list_del_init(&entry->global_list);

- /* 3) free the entry */
- kfree(entry);
atomic_dec(&entry_count);
-
spin_unlock_irqrestore(&async_lock, flags);

+ /* 3) free the entry */
+ kfree(entry);
+
/* 4) wake up any waiters */
wake_up(&async_done);
}
--
2.7.4
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