[PATCH bpf-next] selftests/bpf: make %.test.d prerequisite order only

[PATCH bpf-next] selftests/bpf: make %.test.d prerequisite order only

[Ihor Solodrai]

%.test.o should depend on %.test.d order-only to avoid unnecessary
recompilations due to compiler dumping .d and .o files in random
order.

Link: https://lore.kernel.org/all/gSoCpn9qV5K0hRvrvYlrw2StRntsvZcrUuDfkZUh1Ang9E6yZ9XJGYDuIP9iCuM2YTVhSEzEXCteQ94_0uIUjx_mXwupFJt64NJaiMr99a0=@pm.me
Link: https://lore.kernel.org/all/FnnOUuDMmf0SebqA1bb0fQIW4vguOZ-VcAlPnPMnmT2lJYxMMxFAhcgh77px8MsPS5Fr01I0YQxLJClEJTFWHdpaTBVSQhlmsVTcEsNQbV4=@pm.me
Signed-off-by: Ihor Solodrai <ihor.solodrai@pm.me>
---
 tools/testing/selftests/bpf/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index 74f829952..4bcb1d1ce 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -596,7 +596,7 @@ endif
 # Note: we cd into output directory to ensure embedded BPF object is found
 $(TRUNNER_TEST_OBJS): $(TRUNNER_OUTPUT)/%.test.o:			\
 		      $(TRUNNER_TESTS_DIR)/%.c				\
-		      $(TRUNNER_OUTPUT)/%.test.d
+		      | $(TRUNNER_OUTPUT)/%.test.d
 	$$(call msg,TEST-OBJ,$(TRUNNER_BINARY),$$@)
 	$(Q)cd $$(@D) && $$(CC) -I. $$(CFLAGS) -MMD -MT $$@ -c $(CURDIR)/$$< $$(LDLIBS) -o $$(@F)
 
-- 
2.34.1

Re: [PATCH bpf-next] selftests/bpf: make %.test.d prerequisite order only

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Andrii Nakryiko <andrii@kernel.org>:

On Tue, 23 Jul 2024 20:57:43 +0000 you wrote:
> %.test.o should depend on %.test.d order-only to avoid unnecessary
> recompilations due to compiler dumping .d and .o files in random
> order.
> 
> Link: https://lore.kernel.org/all/gSoCpn9qV5K0hRvrvYlrw2StRntsvZcrUuDfkZUh1Ang9E6yZ9XJGYDuIP9iCuM2YTVhSEzEXCteQ94_0uIUjx_mXwupFJt64NJaiMr99a0=@pm.me
> Link: https://lore.kernel.org/all/FnnOUuDMmf0SebqA1bb0fQIW4vguOZ-VcAlPnPMnmT2lJYxMMxFAhcgh77px8MsPS5Fr01I0YQxLJClEJTFWHdpaTBVSQhlmsVTcEsNQbV4=@pm.me
> Signed-off-by: Ihor Solodrai <ihor.solodrai@pm.me>
> 
> [...]

Here is the summary with links:
  - [bpf-next] selftests/bpf: make %.test.d prerequisite order only
    https://git.kernel.org/bpf/bpf-next/c/f0b2ceb1f8b2

You are awesome, thank you!
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