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| author | Tobias Klauser <tklauser@distanz.ch> | 2020-06-26 14:40:56 +0200 |
|---|---|---|
| committer | Palmer Dabbelt <palmerdabbelt@google.com> | 2020-07-30 11:37:35 -0700 |
| commit | 20d38f7c45a44e4b762b586a7bcacbc93ddb3153 (patch) | |
| tree | 0f6256feaa2a3e5b1d417c86b33097bb54c35919 /arch/riscv/kernel | |
| parent | ed48b297fe211400531a129c592165958d661def (diff) | |
riscv: Allow building with kcov coverage
Add ARCH_HAS_KCOV and HAVE_GCC_PLUGINS to the riscv Kconfig.
Also disable instrumentation of some early boot code and vdso.
Boot-tested on QEMU's riscv64 virt machine.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch/riscv/kernel')
| -rw-r--r-- | arch/riscv/kernel/vdso/Makefile | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile index e4c7c2c8a02f..c8c9e40023c6 100644 --- a/arch/riscv/kernel/vdso/Makefile +++ b/arch/riscv/kernel/vdso/Makefile @@ -32,6 +32,7 @@ CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os # Disable gcov profiling for VDSO code GCOV_PROFILE := n +KCOV_INSTRUMENT := n # Force dependency $(obj)/vdso.o: $(obj)/vdso.so |