[PATCH -next v3] erofs: add support for FS_IOC_GETFSSYSFSPATH

[Chao Yu]

On 2024/7/20 16:23, Huang Xiaojia wrote:
> FS_IOC_GETFSSYSFSPATH ioctl exposes /sys/fs path of a given filesystem,
> potentially standarizing sysfs reporting. This patch add support for
> FS_IOC_GETFSSYSFSPATH for erofs, "erofs/<dev>" will be outputted for bdev
> cases, "erofs/[domain_id,]<fs_id>" will be outputted for fscache cases.
> 
> Signed-off-by: Huang Xiaojia <huangxiaojia2 at huawei.com>

Reviewed-by: Chao Yu <chao at kernel.org>

Thanks,