author: Linus Torvalds <torvalds@linux-foundation.org> 2021-06-16 08:57:44 -0700
committer: Linus Torvalds <torvalds@linux-foundation.org> 2021-06-16 08:57:44 -0700
commit: cc9aaa2b07b948b036c8a3c48bd73fd700b5a139
parent: 94f0b2d4a1d0c52035aef425da5e022bd2cb1c71
Commit Summary:
Diffstat:
1 file changed, 4 insertions, 1 deletion
diff --git a/Makefile b/Makefile
index ed669b2d705d..2d7a8df84e2b 100644
--- a/Makefile
+++ b/Makefile
@@ -929,11 +929,14 @@ CC_FLAGS_LTO += -fvisibility=hidden
# Limit inlining across translation units to reduce binary size
KBUILD_LDFLAGS += -mllvm -import-instr-limit=5
-# Check for frame size exceeding threshold during prolog/epilog insertion.
+# Check for frame size exceeding threshold during prolog/epilog insertion
+# when using lld < 13.0.0.
ifneq ($(CONFIG_FRAME_WARN),0)
+ifeq ($(shell test $(CONFIG_LLD_VERSION) -lt 130000; echo $$?),0)
KBUILD_LDFLAGS += -plugin-opt=-warn-stack-size=$(CONFIG_FRAME_WARN)
endif
endif
+endif
ifdef CONFIG_LTO
KBUILD_CFLAGS += -fno-lto $(CC_FLAGS_LTO)