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[ Upstream commit 28fc4e9077ce59ab28c89c20dc6be5154473218f ]
Because the set/clear SBI_IS_RESIZEFS flag not between any locks,
In the following case:
thread1 thread2
->ioctl(resizefs)
->set RESIZEFS flag ->ioctl(resizefs)
... ->set RESIZEFS flag
->clear RESIZEFS flag
->resizefs stream
# No RESIZEFS flag in the stream
Also before freeze_super, the resizefs not started, we should not set
the SBI_IS_RESIZEFS flag.
So move the set/clear SBI_IS_RESIZEFS flag between the cp_mutex and
gc_lock.
Fixes: b4b10061ef98 ("f2fs: refactor resize_fs to avoid meta updates in progress")
Signed-off-by: Zhang Xiaoxu <zhangxiaoxu5@huawei.com>
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>