On Wed, Apr 24, 2024 at 07:24:08PM +0800, Yong Sun wrote: > --- a/src/fake-dump-rootino.c > +++ b/src/fake-dump-rootino.c > @@ -221,4 +221,5 @@ int main(int argc, char *argv[]) { > > munmap(header, GLOBAL_HDR_SZ); > close(fd); > + return 0; This needs to use a tab instead of spaces. Otherwise looks good: Reviewed-by: Christoph Hellwig <hch@xxxxxx>