diff options
-rw-r--r-- | tools/testing/selftests/mm/.gitignore | 3 | ||||
-rw-r--r-- | tools/testing/selftests/mm/Makefile | 8 | ||||
-rw-r--r-- | tools/testing/selftests/mm/run_vmtests.sh | 10 | ||||
-rw-r--r-- | tools/testing/selftests/mm/uffd-stress.c (renamed from tools/testing/selftests/mm/userfaultfd.c) | 0 | ||||
-rw-r--r-- | tools/testing/selftests/mm/uffd-unit-tests.c | 27 |
5 files changed, 40 insertions, 8 deletions
diff --git a/tools/testing/selftests/mm/.gitignore b/tools/testing/selftests/mm/.gitignore index 347277f2adc3..8917455f4f51 100644 --- a/tools/testing/selftests/mm/.gitignore +++ b/tools/testing/selftests/mm/.gitignore @@ -21,7 +21,8 @@ protection_keys protection_keys_32 protection_keys_64 madv_populate -userfaultfd +uffd-stress +uffd-unit-tests mlock-intersect-test mlock-random-test virtual_address_range diff --git a/tools/testing/selftests/mm/Makefile b/tools/testing/selftests/mm/Makefile index 210da78ec495..63c03a6414fc 100644 --- a/tools/testing/selftests/mm/Makefile +++ b/tools/testing/selftests/mm/Makefile @@ -20,7 +20,7 @@ MACHINE ?= $(shell echo $(uname_M) | sed -e 's/aarch64.*/arm64/' -e 's/ppc64.*/p # Avoid accidental wrong builds, due to built-in rules working just a little # bit too well--but not quite as well as required for our situation here. # -# In other words, "make userfaultfd" is supposed to fail to build at all, +# In other words, "make $SOME_TEST" is supposed to fail to build at all, # because this Makefile only supports either "make" (all), or "make /full/path". # However, the built-in rules, if not suppressed, will pick up CFLAGS and the # initial LDLIBS (but not the target-specific LDLIBS, because those are only @@ -57,7 +57,8 @@ TEST_GEN_PROGS += mremap_test TEST_GEN_PROGS += on-fault-limit TEST_GEN_PROGS += thuge-gen TEST_GEN_PROGS += transhuge-stress -TEST_GEN_PROGS += userfaultfd +TEST_GEN_PROGS += uffd-stress +TEST_GEN_PROGS += uffd-unit-tests TEST_GEN_PROGS += soft-dirty TEST_GEN_PROGS += split_huge_page_test TEST_GEN_PROGS += ksm_tests @@ -108,7 +109,8 @@ include ../lib.mk $(TEST_GEN_PROGS): vm_util.c -$(OUTPUT)/userfaultfd: uffd-common.c +$(OUTPUT)/uffd-stress: uffd-common.c +$(OUTPUT)/uffd-unit-tests: uffd-common.c ifeq ($(MACHINE),x86_64) BINARIES_32 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_32)) diff --git a/tools/testing/selftests/mm/run_vmtests.sh b/tools/testing/selftests/mm/run_vmtests.sh index ddf40f883747..efe22dc569f0 100644 --- a/tools/testing/selftests/mm/run_vmtests.sh +++ b/tools/testing/selftests/mm/run_vmtests.sh @@ -196,14 +196,16 @@ CATEGORY="gup_test" run_test ./gup_test -a # Dump pages 0, 19, and 4096, using pin_user_pages: CATEGORY="gup_test" run_test ./gup_test -ct -F 0x1 0 19 0x1000 +CATEGORY="userfaultfd" run_test ./uffd-unit-tests uffd_mods=("" ":dev") +uffd_stress_bin=./uffd-stress for mod in "${uffd_mods[@]}"; do - CATEGORY="userfaultfd" run_test ./userfaultfd anon${mod} 20 16 + CATEGORY="userfaultfd" run_test ${uffd_stress_bin} anon${mod} 20 16 # Hugetlb tests require source and destination huge pages. Pass in half # the size ($half_ufd_size_MB), which is used for *each*. - CATEGORY="userfaultfd" run_test ./userfaultfd hugetlb${mod} "$half_ufd_size_MB" 32 - CATEGORY="userfaultfd" run_test ./userfaultfd hugetlb_shared${mod} "$half_ufd_size_MB" 32 - CATEGORY="userfaultfd" run_test ./userfaultfd shmem${mod} 20 16 + CATEGORY="userfaultfd" run_test ${uffd_stress_bin} hugetlb${mod} "$half_ufd_size_MB" 32 + CATEGORY="userfaultfd" run_test ${uffd_stress_bin} hugetlb_shared${mod} "$half_ufd_size_MB" 32 + CATEGORY="userfaultfd" run_test ${uffd_stress_bin} shmem${mod} 20 16 done #cleanup diff --git a/tools/testing/selftests/mm/userfaultfd.c b/tools/testing/selftests/mm/uffd-stress.c index c68a9aeefc41..c68a9aeefc41 100644 --- a/tools/testing/selftests/mm/userfaultfd.c +++ b/tools/testing/selftests/mm/uffd-stress.c diff --git a/tools/testing/selftests/mm/uffd-unit-tests.c b/tools/testing/selftests/mm/uffd-unit-tests.c new file mode 100644 index 000000000000..6857388783be --- /dev/null +++ b/tools/testing/selftests/mm/uffd-unit-tests.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Userfaultfd unit tests. + * + * Copyright (C) 2015-2023 Red Hat, Inc. + */ + +#include "uffd-common.h" + +#ifdef __NR_userfaultfd + +int main(int argc, char *argv[]) +{ + return KSFT_PASS; +} + +#else /* __NR_userfaultfd */ + +#warning "missing __NR_userfaultfd definition" + +int main(void) +{ + printf("Skipping %s (missing __NR_userfaultfd)\n", __file__); + return KSFT_SKIP; +} + +#endif /* __NR_userfaultfd */ |