Hi,

On 7/31/25 15:52, Gustavo Romero wrote:
Commit 25aaf0cb7f (“tests/tcg: reduce the number of plugin test
combinations”) added support for running tests with specific plugins
passed via the EXTRA_RUNS variable.

However, due to the optimization, the rules generated as a shuffled
combination of tests and plugins might not correctly generate the rules
for the tests passed via EXTRA_RUNS.

This commit fixes it by correctly generating the rules for the tests
that require a specific plugin to run.

Signed-off-by: Gustavo Romero <gustavo.rom...@linaro.org>
---
  tests/tcg/Makefile.target                     | 21 ++++++++++++++++---
  tests/tcg/multiarch/Makefile.target           |  2 +-
  .../multiarch/system/Makefile.softmmu-target  |  2 +-
  tests/tcg/x86_64/Makefile.softmmu-target      |  2 +-
  4 files changed, 21 insertions(+), 6 deletions(-)

diff --git a/tests/tcg/Makefile.target b/tests/tcg/Makefile.target
index 18afd5be19..e7bc66b5a0 100644
--- a/tests/tcg/Makefile.target
+++ b/tests/tcg/Makefile.target
@@ -170,6 +170,10 @@ endif
  PLUGINS=$(filter-out $(DISABLE_PLUGINS), \
        $(patsubst %.c, lib%.so, $(notdir $(wildcard $(PLUGIN_SRC)/*.c))))
+strip-plugin = $(wordlist 1, 1, $(subst -with-, ,$1))
+extract-plugin = $(wordlist 2, 2, $(subst -with-, ,$1))
+extract-test = $(subst run-plugin-,,$(wordlist 1, 1, $(subst -with-, ,$1)))
+
  # We need to ensure expand the run-plugin-TEST-with-PLUGIN
  # pre-requistes manually here as we can't use stems to handle it. We
  # only expand MULTIARCH_TESTS which are common on most of our targets
@@ -179,6 +183,13 @@ PLUGINS=$(filter-out $(DISABLE_PLUGINS), \
ifneq ($(MULTIARCH_TESTS),) +# Extract extra tests from the extra test+plugin combination.
+EXTRA_TESTS_WITH_PLUGIN=$(foreach test, \
+                        $(EXTRA_RUNS_WITH_PLUGIN),$(call extract-test,$(test)))
+# Exclude tests that were specified to run with specific plugins from the tests
+# which can run with any plugin combination.
+MULTIARCH_TESTS:=$(filter-out $(EXTRA_TESTS_WITH_PLUGIN), $(MULTIARCH_TESTS))
+
  NUM_PLUGINS := $(words $(PLUGINS))
  NUM_TESTS := $(words $(MULTIARCH_TESTS))
@@ -186,19 +197,23 @@ define mod_plus_one
    $(shell $(PYTHON) -c "print( ($(1) % $(2)) + 1 )")
  endef
+# Rules for running tests with any plugin combination, i.e., no specific plugin.
  $(foreach _idx, $(shell seq 1 $(NUM_TESTS)), \
        $(eval _test := $(word $(_idx), $(MULTIARCH_TESTS))) \
        $(eval _plugin := $(word $(call mod_plus_one, $(_idx), $(NUM_PLUGINS)), 
$(PLUGINS))) \
        $(eval run-plugin-$(_test)-with-$(_plugin): $(_test) $(_plugin)) \
        $(eval RUN_TESTS+=run-plugin-$(_test)-with-$(_plugin)))
+# Rules for running extra tests with specific plugins.
+RULE_TEXT := $(foreach f,$(EXTRA_RUNS_WITH_PLUGIN), \
+  $(f): $(call extract-test,$(f)) $(call extract-plugin,$(f)))
+$(eval $(RULE_TEXT))

hmm this is busted. It doesn't work for when  EXTRA_RUNS_WITH_PLUGIN has
multiple tests.

Please ignore this patch, I'm crafting a v2.


Cheers,
Gustavo

  endif # MULTIARCH_TESTS
  endif # CONFIG_PLUGIN
-strip-plugin = $(wordlist 1, 1, $(subst -with-, ,$1))
-extract-plugin = $(wordlist 2, 2, $(subst -with-, ,$1))
-
  RUN_TESTS+=$(EXTRA_RUNS)
+RUN_TESTS+=$(EXTRA_RUNS_WITH_PLUGIN)
# Some plugins need additional arguments above the default to fully
  # exercise things. We can define them on a per-test basis here.
diff --git a/tests/tcg/multiarch/Makefile.target 
b/tests/tcg/multiarch/Makefile.target
index 38345ff880..8dc65d7a06 100644
--- a/tests/tcg/multiarch/Makefile.target
+++ b/tests/tcg/multiarch/Makefile.target
@@ -201,7 +201,7 @@ run-plugin-test-plugin-mem-access-with-libmem.so: \
        $(SRC_PATH)/tests/tcg/multiarch/check-plugin-output.sh \
        $(QEMU) $<
-EXTRA_RUNS += run-plugin-test-plugin-mem-access-with-libmem.so
+EXTRA_RUNS_WITH_PLUGIN += run-plugin-test-plugin-mem-access-with-libmem.so
  endif
# Update TESTS
diff --git a/tests/tcg/multiarch/system/Makefile.softmmu-target 
b/tests/tcg/multiarch/system/Makefile.softmmu-target
index 4171b4e6aa..98c4eda5e0 100644
--- a/tests/tcg/multiarch/system/Makefile.softmmu-target
+++ b/tests/tcg/multiarch/system/Makefile.softmmu-target
@@ -77,5 +77,5 @@ run-plugin-memory-with-libmem.so: memory libmem.so
  run-plugin-memory-with-libmem.so: PLUGIN_ARGS=$(COMMA)region-summary=true
  run-plugin-memory-with-libmem.so: 
CHECK_PLUGIN_OUTPUT_COMMAND=$(MULTIARCH_SYSTEM_SRC)/validate-memory-counts.py 
$@.out
-EXTRA_RUNS += run-plugin-memory-with-libmem.so
+EXTRA_RUNS_WITH_PLUGIN += run-plugin-memory-with-libmem.so
  endif
diff --git a/tests/tcg/x86_64/Makefile.softmmu-target 
b/tests/tcg/x86_64/Makefile.softmmu-target
index 3e30ca9307..4e65f58b57 100644
--- a/tests/tcg/x86_64/Makefile.softmmu-target
+++ b/tests/tcg/x86_64/Makefile.softmmu-target
@@ -40,5 +40,5 @@ run-plugin-patch-target-with-libpatch.so:             \
  run-plugin-patch-target-with-libpatch.so:             \
        CHECK_PLUGIN_OUTPUT_COMMAND=$(X64_SYSTEM_SRC)/validate-patch.py $@.out
  run-plugin-patch-target-with-libpatch.so: patch-target libpatch.so
-EXTRA_RUNS+=run-plugin-patch-target-with-libpatch.so
+EXTRA_RUNS_WITH_PLUGIN+=run-plugin-patch-target-with-libpatch.so
  endif


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