call to __compiletime_assert_1441 declared with attribute error: FIELD_PREP: mask is not constant

[Borislav Petkov]

Hi,

I'm getting this on latest Linus master with gcc (SUSE Linux) 7.5.0:

  DESCEND objtool
  CALL    scripts/checksyscalls.sh
  CC [M]  drivers/gpu/drm/i915/gt/uc/intel_guc_submission.o
In file included from <command-line>:0:0:
In function ‘__guc_context_policy_add_priority.isra.45’,
    inlined from ‘__guc_context_set_prio.isra.46’ at drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:3198:3,
    inlined from ‘guc_context_set_prio’ at drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:3226:2:
././include/linux/compiler_types.h:357:38: error: call to ‘__compiletime_assert_1441’ declared with attribute error: FIELD_PREP: mask is not constant
  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                                      ^
././include/linux/compiler_types.h:338:4: note: in definition of macro ‘__compiletime_assert’
    prefix ## suffix();    \
    ^~~~~~
././include/linux/compiler_types.h:357:2: note: in expansion of macro ‘_compiletime_assert’
  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
  ^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:39:37: note: in expansion of macro ‘compiletime_assert’
 #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                     ^~~~~~~~~~~~~~~~~~
./include/linux/bitfield.h:65:3: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
   BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask),  \
   ^~~~~~~~~~~~~~~~
./include/linux/bitfield.h:114:3: note: in expansion of macro ‘__BF_FIELD_CHECK’
   __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
   ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2399:3: note: in expansion of macro ‘FIELD_PREP’
   FIELD_PREP(GUC_KLV_0_KEY, GUC_CONTEXT_POLICIES_KLV_ID_##id) | \
   ^~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2407:1: note: in expansion of macro ‘MAKE_CONTEXT_POLICY_ADD’
 MAKE_CONTEXT_POLICY_ADD(priority, SCHEDULING_PRIORITY)
 ^~~~~~~~~~~~~~~~~~~~~~~
In function ‘__guc_context_policy_add_priority.isra.45’,
    inlined from ‘__guc_add_request’ at drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2437:2:
././include/linux/compiler_types.h:357:38: error: call to ‘__compiletime_assert_1441’ declared with attribute error: FIELD_PREP: mask is not constant
  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                                      ^
././include/linux/compiler_types.h:338:4: note: in definition of macro ‘__compiletime_assert’
    prefix ## suffix();    \
    ^~~~~~
././include/linux/compiler_types.h:357:2: note: in expansion of macro ‘_compiletime_assert’
  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
  ^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:39:37: note: in expansion of macro ‘compiletime_assert’
 #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                     ^~~~~~~~~~~~~~~~~~
./include/linux/bitfield.h:65:3: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
   BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask),  \
   ^~~~~~~~~~~~~~~~
./include/linux/bitfield.h:114:3: note: in expansion of macro ‘__BF_FIELD_CHECK’
   __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
   ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2399:3: note: in expansion of macro ‘FIELD_PREP’
   FIELD_PREP(GUC_KLV_0_KEY, GUC_CONTEXT_POLICIES_KLV_ID_##id) | \
   ^~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2407:1: note: in expansion of macro ‘MAKE_CONTEXT_POLICY_ADD’
 MAKE_CONTEXT_POLICY_ADD(priority, SCHEDULING_PRIORITY)
 ^~~~~~~~~~~~~~~~~~~~~~~
In function ‘__guc_context_policy_add_priority.isra.45’,
    inlined from ‘register_context’ at drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2437:2:
././include/linux/compiler_types.h:357:38: error: call to ‘__compiletime_assert_1441’ declared with attribute error: FIELD_PREP: mask is not constant
  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                                      ^
././include/linux/compiler_types.h:338:4: note: in definition of macro ‘__compiletime_assert’
    prefix ## suffix();    \
    ^~~~~~
././include/linux/compiler_types.h:357:2: note: in expansion of macro ‘_compiletime_assert’
  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
  ^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:39:37: note: in expansion of macro ‘compiletime_assert’
 #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                     ^~~~~~~~~~~~~~~~~~
./include/linux/bitfield.h:65:3: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
   BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask),  \
   ^~~~~~~~~~~~~~~~
./include/linux/bitfield.h:114:3: note: in expansion of macro ‘__BF_FIELD_CHECK’
   __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
   ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2399:3: note: in expansion of macro ‘FIELD_PREP’
   FIELD_PREP(GUC_KLV_0_KEY, GUC_CONTEXT_POLICIES_KLV_ID_##id) | \
   ^~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2407:1: note: in expansion of macro ‘MAKE_CONTEXT_POLICY_ADD’
 MAKE_CONTEXT_POLICY_ADD(priority, SCHEDULING_PRIORITY)
 ^~~~~~~~~~~~~~~~~~~~~~~
In function ‘__guc_context_policy_add_preemption_timeout.isra.48’,
    inlined from ‘__guc_context_set_preemption_timeout’ at drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2933:3:
././include/linux/compiler_types.h:357:38: error: call to ‘__compiletime_assert_1431’ declared with attribute error: FIELD_PREP: mask is not constant
  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                                      ^
././include/linux/compiler_types.h:338:4: note: in definition of macro ‘__compiletime_assert’
    prefix ## suffix();    \
    ^~~~~~
././include/linux/compiler_types.h:357:2: note: in expansion of macro ‘_compiletime_assert’
  _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
  ^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:39:37: note: in expansion of macro ‘compiletime_assert’
 #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                     ^~~~~~~~~~~~~~~~~~
./include/linux/bitfield.h:65:3: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
   BUILD_BUG_ON_MSG(!__builtin_constant_p(_mask),  \
   ^~~~~~~~~~~~~~~~
./include/linux/bitfield.h:114:3: note: in expansion of macro ‘__BF_FIELD_CHECK’
   __BF_FIELD_CHECK(_mask, 0ULL, _val, "FIELD_PREP: "); \
   ^~~~~~~~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2399:3: note: in expansion of macro ‘FIELD_PREP’
   FIELD_PREP(GUC_KLV_0_KEY, GUC_CONTEXT_POLICIES_KLV_ID_##id) | \
   ^~~~~~~~~~
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c:2406:1: note: in expansion of macro ‘MAKE_CONTEXT_POLICY_ADD’
 MAKE_CONTEXT_POLICY_ADD(preemption_timeout, PREEMPTION_TIMEOUT)
 ^~~~~~~~~~~~~~~~~~~~~~~
make[5]: *** [scripts/Makefile.build:250: drivers/gpu/drm/i915/gt/uc/intel_guc_submission.o] Error 1
make[4]: *** [scripts/Makefile.build:500: drivers/gpu/drm/i915] Error 2
make[3]: *** [scripts/Makefile.build:500: drivers/gpu/drm] Error 2
make[2]: *** [scripts/Makefile.build:500: drivers/gpu] Error 2
make[1]: *** [scripts/Makefile.build:500: drivers] Error 2
make: *** [Makefile:1992: .] Error 2





-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette