On Thu, Dec 01 2022 at 20:32:18 +0530, Daan De Meyer wrote: > Including <sys/syscall.h> is required to define __NR_mount_setattr > and __NR_open_tree which the mount_setattr test relies on. > > Signed-off-by: Daan De Meyer <daan.j.demeyer@xxxxxxxxx> > --- > tools/testing/selftests/mount_setattr/mount_setattr_test.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/tools/testing/selftests/mount_setattr/mount_setattr_test.c b/tools/testing/selftests/mount_setattr/mount_setattr_test.c > index 8c5fea68ae67..da85f8af482c 100644 > --- a/tools/testing/selftests/mount_setattr/mount_setattr_test.c > +++ b/tools/testing/selftests/mount_setattr/mount_setattr_test.c > @@ -11,6 +11,7 @@ > #include <sys/wait.h> > #include <sys/vfs.h> > #include <sys/statvfs.h> > +#include <sys/syscall.h> > #include <sys/sysinfo.h> > #include <stdlib.h> > #include <unistd.h> Tested-by: Siddh Raman Pant <code@xxxxxxxx> Though this oversight actually led to gcc detecting another another error [1], as it entered the #ifndef __NR_mount_setattr block. Thanks, Siddh [1] https://lore.kernel.org/all/20221211092820.85527-1-code@xxxxxxxx/