On Mon, Apr 05, 2021 at 06:14:46PM +0800, Zheng Yongjun wrote: > mutex lock can be initialized automatically with DEFINE_MUTEX() > rather than explicitly calling mutex_init(). > > Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> > Signed-off-by: Zheng Yongjun <zhengyongjun3@xxxxxxxxxx> You've sent this patch already and haven't provided the answer why the changes should be done. https://lore.kernel.org/linux-btrfs/20210104144559.GF6430@xxxxxxxxxxxxx/