Chao Yu aaec2b1d18 f2fs: introduce cp_lock to protect updating of ckpt_flags ...

This patch introduces spinlock to protect updating process of ckpt_flags
field in struct f2fs_checkpoint, it avoids incorrectly updating in race
condition.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
[Jaegeuk Kim: add __is_set_ckpt_flags likewise __set_ckpt_flags]
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

2016-09-30 17:34:20 -07:00

12 KiB

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