On Tue, Mar 02, 2021 at 06:55:12AM -0500, Sasha Levin wrote:
From: Sami Tolvanen samitolvanen@google.com
[ Upstream commit 6dafca97803309c3cb5148d449bfa711e41ddef2 ]
Select HAVE_OBJTOOL_MCOUNT if STACK_VALIDATION is selected to use objtool to generate __mcount_loc sections for dynamic ftrace with Clang and gcc <5 (later versions of gcc use -mrecord-mcount).
Signed-off-by: Sami Tolvanen samitolvanen@google.com Reviewed-by: Kees Cook keescook@chromium.org Signed-off-by: Sasha Levin sashal@kernel.org
This one doesn't make sense without all the other objtool changes for it. Please drop this from autosel.
-Kees
arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 21f851179ff0..300a9b5296fe 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -168,6 +168,7 @@ config X86 select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_CONTEXT_TRACKING_OFFSTACK if HAVE_CONTEXT_TRACKING select HAVE_C_RECORDMCOUNT
- select HAVE_OBJTOOL_MCOUNT if STACK_VALIDATION select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_CONTIGUOUS select HAVE_DYNAMIC_FTRACE
-- 2.30.1