Re: [PATCH 1/2] rust: fix export of bss symbols
From: Gary Guo <gary@garyguo.net>
Date: 2024-08-15 18:25:02
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lkml, rust-for-linux
On Thu, 15 Aug 2024 07:49:30 +0000 Andreas Hindborg [off-list ref] wrote:
From: Andreas Hindborg <redacted>
Symbols in the bss segment are not currently exported. This is a problem
for rust modules that link against statics, that are resident in the kernel
image. This patch enables export of symbols in the bss segment.
Fixes: 2f7ab1267dc9 ("Kbuild: add Rust support")
Signed-off-by: Andreas Hindborg <redacted>Reviewed-by: Gary Guo <gary@garyguo.net>
quoted hunk ↗ jump to hunk
--- rust/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/rust/Makefile b/rust/Makefile index 1f10f92737f2..c890ec4b3618 100644 --- a/rust/Makefile +++ b/rust/Makefile@@ -305,7 +305,7 @@ $(obj)/bindings/bindings_helpers_generated.rs: $(src)/helpers.c FORCE quiet_cmd_exports = EXPORTS $@ cmd_exports = \ $(NM) -p --defined-only $< \ - | awk '/ (T|R|D) / {printf "EXPORT_SYMBOL_RUST_GPL(%s);\n",$$3}' > $@ + | awk '/ (T|R|D|B) / {printf "EXPORT_SYMBOL_RUST_GPL(%s);\n",$$3}' > $@ $(obj)/exports_core_generated.h: $(obj)/core.o FORCE $(call if_changed,exports)