[0/7] selftests/x86: fix build errors and warnings found via clang

Message

John Hubbard May 3, 2024, 3:02 a.m. UTC

Hi,

Just a bunch of build and warnings fixes that show up when
building with clang. Some of these depend on each other, so
I'm sending them as a series.

Enjoy!

thanks,
John Hubbard

John Hubbard (7):
  selftests/x86: fix Makefile dependencies to work with clang
  selftests/x86: build test_FISTTP.c with clang
  selftests/x86: build fsgsbase_restore.c with clang
  selftests/x86: build sysret_rip.c with clang
  selftests/x86: avoid -no-pie warnings from clang during compilation
  selftests/x86: remove (or use) unused variables and functions
  selftests/x86: fix printk() format warnings

 tools/testing/selftests/x86/Makefile          | 31 +++++++++++++++----
 tools/testing/selftests/x86/amx.c             | 16 ----------
 .../testing/selftests/x86/clang_helpers_32.S  | 11 +++++++
 .../testing/selftests/x86/clang_helpers_64.S  | 28 +++++++++++++++++
 tools/testing/selftests/x86/fsgsbase.c        |  6 ----
 .../testing/selftests/x86/fsgsbase_restore.c  | 11 +++----
 tools/testing/selftests/x86/sigreturn.c       |  2 +-
 .../testing/selftests/x86/syscall_arg_fault.c |  1 -
 tools/testing/selftests/x86/sysret_rip.c      | 20 ++++--------
 tools/testing/selftests/x86/test_FISTTP.c     |  8 ++---
 tools/testing/selftests/x86/test_vsyscall.c   | 15 +++------
 tools/testing/selftests/x86/vdso_restorer.c   |  2 ++
 12 files changed, 87 insertions(+), 64 deletions(-)
 create mode 100644 tools/testing/selftests/x86/clang_helpers_32.S
 create mode 100644 tools/testing/selftests/x86/clang_helpers_64.S


base-commit: f03359bca01bf4372cf2c118cd9a987a5951b1c8
prerequisite-patch-id: b901ece2a5b78503e2fb5480f20e304d36a0ea27