On Sun, 11 Dec 2022 14:58:20 +0530, Siddh Raman Pant wrote: > It is already included via sys/mount.h on line 10. > > GCC error reproducible by: make kselftest TARGETS="mount_setattr" > > mount_setattr_test.c:107:8: error: redefinition of ‘struct mount_attr’ > 107 | struct mount_attr { > | ^~~~~~~~~~ > In file included from /usr/include/x86_64-linux-gnu/sys/mount.h:32, > from mount_setattr_test.c:10: > ../../../../usr/include/linux/mount.h:129:8: note: originally defined here > 129 | struct mount_attr { > | ^~~~~~~~~~ > > Signed-off-by: Siddh Raman Pant <code@xxxxxxxx> > --- > tools/testing/selftests/mount_setattr/mount_setattr_test.c | 7 ------- > 1 file changed, 7 deletions(-) > > diff --git a/tools/testing/selftests/mount_setattr/mount_setattr_test.c b/tools/testing/selftests/mount_setattr/mount_setattr_test.c > index 8c5fea68ae67..582669ca38e9 100644 > --- a/tools/testing/selftests/mount_setattr/mount_setattr_test.c > +++ b/tools/testing/selftests/mount_setattr/mount_setattr_test.c > @@ -103,13 +103,6 @@ > #else > #define __NR_mount_setattr 442 > #endif > - > -struct mount_attr { > - __u64 attr_set; > - __u64 attr_clr; > - __u64 propagation; > - __u64 userns_fd; > -}; > #endif > > #ifndef __NR_open_tree > -- > 2.35.1 Hi, Please review the above patch, which can be found on the link below: https://lore.kernel.org/all/20221211092820.85527-1-code@xxxxxxxx This was encountered before the patch adding missing <sys/syscall.h> was applied, which just means that I went into the code path under #ifndef __NR_mount_setattr, and encountered the error. Thanks, Siddh