diff options
| author | Matthew Maurer <mmaurer@google.com> | 2025-01-22 00:14:43 +0000 |
|---|---|---|
| committer | Miguel Ojeda <ojeda@kernel.org> | 2025-02-06 19:47:04 +0100 |
| commit | 0e446e3145011b8fe39759b59bd69d39fb47cfeb (patch) | |
| tree | db8d41010c55302a21962fb0d11b4d15e67c5b8d | |
| parent | a9c621a217128eb3fb7522cf763992d9437fd5ba (diff) | |
rust: kbuild: do not export generated KASAN ODR symbols
ASAN generates special synthetic symbols to help check for ODR
violations. These synthetic symbols lack debug information, so
gendwarfksyms emits warnings when processing them. No code should ever
have a dependency on these symbols, so we should not be exporting them,
just like the __cfi symbols.
Signed-off-by: Matthew Maurer <mmaurer@google.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Link: https://lore.kernel.org/r/20250122-gendwarfksyms-kasan-rust-v1-1-5ee5658f4fb6@google.com
[ Fixed typo in commit message. Slightly reworded title. - Miguel ]
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
| -rw-r--r-- | rust/Makefile | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/rust/Makefile b/rust/Makefile index ff8a5e810d65..ea3849eb78f6 100644 --- a/rust/Makefile +++ b/rust/Makefile @@ -332,7 +332,7 @@ $(obj)/bindings/bindings_helpers_generated.rs: private bindgen_target_extra = ; $(obj)/bindings/bindings_helpers_generated.rs: $(src)/helpers/helpers.c FORCE $(call if_changed_dep,bindgen) -rust_exports = $(NM) -p --defined-only $(1) | awk '$$2~/(T|R|D|B)/ && $$3!~/__cfi/ { printf $(2),$$3 }' +rust_exports = $(NM) -p --defined-only $(1) | awk '$$2~/(T|R|D|B)/ && $$3!~/__cfi/ && $$3!~/__odr_asan/ { printf $(2),$$3 }' quiet_cmd_exports = EXPORTS $@ cmd_exports = \ |