On Thu, Oct 5, 2023 at 8:55 AM Benjamin Tissoires <bentiss@xxxxxxxxxx> wrote: > > And this is the last(?) revision of this series which should now compile > with or without CONFIG_HID_BPF set. > > I had to do changes because [1] was failing > > Nick, I kept your Tested-by, even if I made small changes in 1/3. Feel > free to shout if you don't want me to keep it. > > Eduard, You helped us a lot in the review of v1 but never sent your > Reviewed-by or Acked-by. Do you want me to add one? > > Cheers, > Benjamin > > [1] https://gitlab.freedesktop.org/bentiss/hid/-/jobs/49754306 > > For reference, the v2 cover letter: > > | Hi, I am sending this series on behalf of myself and Benjamin Tissoires. There > | existed an initial n=3 patch series which was later expanded to n=4 and > | is now back to n=3 with some fixes added in and rebased against > | mainline. > | > | This patch series aims to ensure that the hid/bpf selftests can be built > | without errors. > | > | Here's Benjamin's initial cover letter for context: > | | These fixes have been triggered by [0]: > | | basically, if you do not recompile the kernel first, and are > | | running on an old kernel, vmlinux.h doesn't have the required > | | symbols and the compilation fails. > | | > | | The tests will fail if you run them on that very same machine, > | | of course, but the binary should compile. > | | > | | And while I was sorting out why it was failing, I realized I > | | could do a couple of improvements on the Makefile. > | | > | | [0] https://lore.kernel.org/linux-input/56ba8125-2c6f-a9c9-d498-0ca1c153dcb2@xxxxxxxxxx/T/#t > > Signed-off-by: Benjamin Tissoires <bentiss@xxxxxxxxxx> > --- > Changes in v3: > - Also overwrite all of the enum symbols in patch 1/3 > - Link to v2: https://lore.kernel.org/r/20230908-kselftest-09-08-v2-0-0def978a4c1b@xxxxxxxxxx > > Changes in v2: > - roll Justin's fix into patch 1/3 > - add __attribute__((preserve_access_index)) (thanks Eduard) > - rebased onto mainline (2dde18cd1d8fac735875f2e4987f11817cc0bc2c) > - Link to v1: https://lore.kernel.org/r/20230825-wip-selftests-v1-0-c862769020a8@xxxxxxxxxx > > Link: https://github.com/ClangBuiltLinux/linux/issues/1698 > Link: https://github.com/ClangBuiltLinux/continuous-integration2/issues/61 > > --- > Benjamin Tissoires (3): > selftests/hid: ensure we can compile the tests on kernels pre-6.3 > selftests/hid: do not manually call headers_install > selftests/hid: force using our compiled libbpf headers > > tools/testing/selftests/hid/Makefile | 10 ++- > tools/testing/selftests/hid/progs/hid.c | 3 - > .../testing/selftests/hid/progs/hid_bpf_helpers.h | 77 ++++++++++++++++++++++ > 3 files changed, 81 insertions(+), 9 deletions(-) > --- > base-commit: 29aa98d0fe013e2ab62aae4266231b7fb05d47a2 > change-id: 20230825-wip-selftests-9a7502b56542 > > Best regards, > -- > Benjamin Tissoires <bentiss@xxxxxxxxxx> > Tested entire series. I can now build the tests using this command: $ make LLVM=1 -j128 ARCH=x86_64 mrproper headers && make LLVM=1 -j128 ARCH=x86_64 -C tools/testing/selftests TARGETS=hid Tested-by: Justin Stitt <justinstitt@xxxxxxxxxx>