diff options
| author | Nick Desaulniers <ndesaulniers@google.com> | 2021-05-07 03:04:54 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-05-07 09:26:32 +0200 |
| commit | 9b472e85d098a40b84dd8b33fbf8a15ab1452025 (patch) | |
| tree | bdaf52289c16393b2d65278e83b66cfbf336c130 /kernel/gcov/Kconfig | |
| parent | gcov: use kvmalloc() (diff) | |
| download | linux-9b472e85d098a40b84dd8b33fbf8a15ab1452025.tar.xz linux-9b472e85d098a40b84dd8b33fbf8a15ab1452025.zip | |
gcov: clang: drop support for clang-10 and older
LLVM changed the expected function signatures for llvm_gcda_start_file()
and llvm_gcda_emit_function() in the clang-11 release. Drop the older
implementations and require folks to upgrade their compiler if they're
interested in GCOV support.
Link: https://reviews.llvm.org/rGcdd683b516d147925212724b09ec6fb792a40041
Link: https://reviews.llvm.org/rG13a633b438b6500ecad9e4f936ebadf3411d0f44
Link: https://lkml.kernel.org/r/20210312224132.3413602-3-ndesaulniers@google.com
Link: https://lkml.kernel.org/r/20210413183113.2977432-1-ndesaulniers@google.com
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Suggested-by: Nathan Chancellor <nathan@kernel.org>
Acked-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Fangrui Song <maskray@google.com>
Cc: Prasad Sodagudi <psodagud@quicinc.com>
Cc: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/gcov/Kconfig')
| -rw-r--r-- | kernel/gcov/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/gcov/Kconfig b/kernel/gcov/Kconfig index f62de2dea8a3..58f87a3092f3 100644 --- a/kernel/gcov/Kconfig +++ b/kernel/gcov/Kconfig @@ -4,6 +4,7 @@ menu "GCOV-based kernel profiling" config GCOV_KERNEL bool "Enable gcov-based kernel profiling" depends on DEBUG_FS + depends on !CC_IS_CLANG || CLANG_VERSION >= 110000 select CONSTRUCTORS default n help |