perf loongarch: Fix build failure with CONFIG_LIBDW_DWARF_UNWIND

heiher · namhyung · commit 841dbf4871c5 · 2026-04-14T00:36:53.000-07:00
Building perf for LoongArch fails when CONFIG_LIBDW_DWARF_UNWIND is enabled because unwind-libdw.o is still referenced in arch/loongarch/util/Build. Fixes: e62fae9 ("perf unwind-libdw: Fix a cross-arch unwinding bug") Signed-off-by: WANG Rui <r@hev.cc> Acked-by: Huacai Chen <chenhuacai@loongson.cn> Signed-off-by: Namhyung Kim <namhyung@kernel.org>
diff --git a/tools/perf/arch/loongarch/util/Build b/tools/perf/arch/loongarch/util/Build
@@ -1,4 +1,3 @@
 perf-util-y += header.o
 
 perf-util-$(CONFIG_LOCAL_LIBUNWIND) += unwind-libunwind.o
-perf-util-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,3 @@`
`1`	`1`	`perf-util-y += header.o`
`2`	`2`
`3`	`3`	`perf-util-$(CONFIG_LOCAL_LIBUNWIND) += unwind-libunwind.o`
`4`		`-perf-util-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o`