Re: [PATCH RFC 0/6] enable O and KBUILD_OUTPUT for kselftest

[Bamvor Zhang Jian]

Fix the wrong email address of kevin hilman to khilman@xxxxxxxxxxx
Sorry for inconvenience.

On 21 October 2016 at 19:01,  <bamvor.zhangjian@xxxxxxxxxx> wrote:
> From: Bamvor Jian Zhang <bamvor.zhangjian@xxxxxxxxxx>
>
> Here is my first version for enabling the KBUILD_OUTPUT for kselftest.
> I fix and test all the TARGET in tools/testing/selftest/Makefile. For
> ppc, I test through fake target.
>
> There are six patches in these series. And five of them clean up the
> existing code. I split the clean up patches into five, hope it is easy
> to review.
>
> selftests: remove duplicated all and clean target
> selftests: remove useless TEST_DIRS
> selftests: add pattern rules
> selftests: remove CROSS_COMPILE in dedicated Makefile
> selftests: add EXTRA_CLEAN for clean target
> selftests: enable O and KBUILD_OUTPUT
>
> In the first patch, I split the test files into two types:
> TEST_GEN_XXX means such file is generated during compiling. TEST_XXX
> means there is no need to compile before use. The main reason of this
> is the enablement of KBUILD_OUTPUT only need to care about TEST_GEN_XXX.
> I wanted to copy all the TEST_XXX with TEST_GEN_XXX, but I give up this
> idea in the end. Because people may puzzle why copy the file before
> installation.
>
> Because of the introducing of TEST_GEN_XXX, I update the top-level
> Makefile and lib.mk selftests directory. After introduce TEST_GEN_XXX I
> could remove all the unnecessary all and clean targets.
>
> The second patch remove TEST_DIRS variable. And third patch add the
> pattern for compiling the c sourc code. The fourth patch remove the
> useless CROSS_COMPILE variable as it aleady exists in
> "tools/testing/selftests/lib.mk".
>
> Further more, The fifth patch add the EXTRA_CLEAN variable to clean up
> the duplicated clean target
>
> The last patch introduces the KBUILD_OUTPUT and O for kselftest instead
> using the existing kbuild system because user may compile kselftest
> directly (make -C tools/testing/selftests).
>
> Bamvor Jian Zhang (6):
>   selftests: remove duplicated all and clean target
>   selftests: remove useless TEST_DIRS
>   selftests: add default rules for c source file
>   selftests: remove CROSS_COMPILE in dedicated Makefile
>   selftests: add EXTRA_CLEAN for clean target
>   selftests: enable O and KBUILD_OUTPUT
>
>  Documentation/kselftest.txt                        | 13 ++++++++
>  tools/testing/selftests/Makefile                   | 39 +++++++++++++++++-----
>  tools/testing/selftests/breakpoints/Makefile       |  8 ++---
>  tools/testing/selftests/capabilities/Makefile      | 11 ++----
>  tools/testing/selftests/efivarfs/Makefile          |  8 +----
>  tools/testing/selftests/exec/Makefile              | 32 ++++++++----------
>  tools/testing/selftests/ftrace/Makefile            |  6 ++--
>  tools/testing/selftests/futex/Makefile             | 21 +++++++++---
>  tools/testing/selftests/futex/functional/Makefile  | 12 ++-----
>  tools/testing/selftests/ipc/Makefile               |  7 +---
>  tools/testing/selftests/kcmp/Makefile              |  6 ++--
>  tools/testing/selftests/lib.mk                     | 36 ++++++++++++++++----
>  tools/testing/selftests/membarrier/Makefile        |  6 +---
>  tools/testing/selftests/memfd/Makefile             | 15 ++-------
>  tools/testing/selftests/mount/Makefile             |  7 +---
>  tools/testing/selftests/mqueue/Makefile            |  6 +---
>  tools/testing/selftests/net/Makefile               | 10 +-----
>  tools/testing/selftests/powerpc/Makefile           | 14 +++++---
>  tools/testing/selftests/powerpc/alignment/Makefile |  9 ++---
>  .../testing/selftests/powerpc/benchmarks/Makefile  | 15 ++++-----
>  .../selftests/powerpc/context_switch/Makefile      |  9 ++---
>  tools/testing/selftests/powerpc/copyloops/Makefile | 19 +++++------
>  tools/testing/selftests/powerpc/dscr/Makefile      | 13 +++-----
>  tools/testing/selftests/powerpc/math/Makefile      | 27 +++++++--------
>  tools/testing/selftests/powerpc/mm/Makefile        | 18 ++++------
>  tools/testing/selftests/powerpc/pmu/Makefile       | 26 +++++++--------
>  tools/testing/selftests/powerpc/pmu/ebb/Makefile   | 15 +++------
>  .../testing/selftests/powerpc/primitives/Makefile  |  9 ++---
>  .../testing/selftests/powerpc/stringloops/Makefile |  9 ++---
>  .../selftests/powerpc/switch_endian/Makefile       | 17 ++++------
>  tools/testing/selftests/powerpc/syscalls/Makefile  |  9 ++---
>  tools/testing/selftests/powerpc/tm/Makefile        | 19 +++++------
>  tools/testing/selftests/powerpc/vphn/Makefile      | 10 ++----
>  tools/testing/selftests/pstore/Makefile            |  4 +--
>  tools/testing/selftests/ptrace/Makefile            |  8 +----
>  tools/testing/selftests/seccomp/Makefile           |  6 +---
>  tools/testing/selftests/sigaltstack/Makefile       |  5 +--
>  tools/testing/selftests/size/Makefile              | 10 ++----
>  tools/testing/selftests/timers/Makefile            | 10 ++----
>  tools/testing/selftests/vm/Makefile                | 29 +++++++---------
>  tools/testing/selftests/x86/Makefile               | 17 ++++++----
>  tools/testing/selftests/zram/Makefile              |  3 +-
>  42 files changed, 250 insertions(+), 323 deletions(-)
>
> --
> 1.8.4.5
>
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