ABACI reported the following bug by code static scanning: ./fs/btrfs/free-space-cache.c: fs.h is included more than once. In the following kernel version: name: linux-next url: http://kernel.source.codeaurora.cn/pub/scm/linux/kernel/git/next/linux-next.git branch: next-20221103 commit: 81214a573d19ae2fa5b528286ba23cd1cb17feec