diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/mm/run_vmtests.sh | 15 | ||||
| -rw-r--r-- | tools/testing/selftests/mm/uffd-common.c | 7 | ||||
| -rw-r--r-- | tools/testing/selftests/mm/uffd-common.h | 2 | ||||
| -rw-r--r-- | tools/testing/selftests/mm/uffd-stress.c | 27 |
4 files changed, 11 insertions, 40 deletions
diff --git a/tools/testing/selftests/mm/run_vmtests.sh b/tools/testing/selftests/mm/run_vmtests.sh index efe22dc569f0..ecc16ea6fc40 100644 --- a/tools/testing/selftests/mm/run_vmtests.sh +++ b/tools/testing/selftests/mm/run_vmtests.sh @@ -197,16 +197,13 @@ CATEGORY="gup_test" run_test ./gup_test -a 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 ${uffd_stress_bin} anon${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 ${uffd_stress_bin} hugetlb${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 +CATEGORY="userfaultfd" run_test ${uffd_stress_bin} anon 20 16 +# Hugetlb tests require source and destination huge pages. Pass in half +# the size ($half_ufd_size_MB), which is used for *each*. +CATEGORY="userfaultfd" run_test ${uffd_stress_bin} hugetlb "$half_ufd_size_MB" 32 +CATEGORY="userfaultfd" run_test ${uffd_stress_bin} hugetlb_shared "$half_ufd_size_MB" 32 +CATEGORY="userfaultfd" run_test ${uffd_stress_bin} shmem 20 16 #cleanup echo "$nr_hugepgs" > /proc/sys/vm/nr_hugepages diff --git a/tools/testing/selftests/mm/uffd-common.c b/tools/testing/selftests/mm/uffd-common.c index 3e98e129f8bd..61c6250adf93 100644 --- a/tools/testing/selftests/mm/uffd-common.c +++ b/tools/testing/selftests/mm/uffd-common.c @@ -13,7 +13,7 @@ volatile bool test_uffdio_copy_eexist = true; unsigned long nr_cpus, nr_pages, nr_pages_per_cpu, page_size; char *area_src, *area_src_alias, *area_dst, *area_dst_alias, *area_remap; int uffd = -1, uffd_flags, finished, *pipefd, test_type; -bool map_shared, test_dev_userfaultfd; +bool map_shared; bool test_uffdio_wp = true; unsigned long long *count_verify; uffd_test_ops_t *uffd_test_ops; @@ -236,10 +236,7 @@ int userfaultfd_open(uint64_t *features) { struct uffdio_api uffdio_api; - if (test_dev_userfaultfd) - uffd = uffd_open_dev(UFFD_FLAGS); - else - uffd = uffd_open_sys(UFFD_FLAGS); + uffd = uffd_open(UFFD_FLAGS); if (uffd < 0) return -1; uffd_flags = fcntl(uffd, F_GETFD, NULL); diff --git a/tools/testing/selftests/mm/uffd-common.h b/tools/testing/selftests/mm/uffd-common.h index 32e590ce9442..6068f2346b86 100644 --- a/tools/testing/selftests/mm/uffd-common.h +++ b/tools/testing/selftests/mm/uffd-common.h @@ -90,7 +90,7 @@ typedef struct uffd_test_ops uffd_test_ops_t; extern unsigned long nr_cpus, nr_pages, nr_pages_per_cpu, page_size; extern char *area_src, *area_src_alias, *area_dst, *area_dst_alias, *area_remap; extern int uffd, uffd_flags, finished, *pipefd, test_type; -extern bool map_shared, test_dev_userfaultfd; +extern bool map_shared; extern bool test_uffdio_wp; extern unsigned long long *count_verify; extern volatile bool test_uffdio_copy_eexist; diff --git a/tools/testing/selftests/mm/uffd-stress.c b/tools/testing/selftests/mm/uffd-stress.c index c0e804f05002..4e071a7d0ff5 100644 --- a/tools/testing/selftests/mm/uffd-stress.c +++ b/tools/testing/selftests/mm/uffd-stress.c @@ -55,8 +55,6 @@ pthread_attr_t attr; const char *examples = "# Run anonymous memory test on 100MiB region with 99999 bounces:\n" "./userfaultfd anon 100 99999\n\n" - "# Run the same anonymous memory test, but using /dev/userfaultfd:\n" - "./userfaultfd anon:dev 100 99999\n\n" "# Run share memory test on 1GiB region with 99 bounces:\n" "./userfaultfd shmem 1000 99\n\n" "# Run hugetlb memory test on 256MiB region with 50 bounces:\n" @@ -69,18 +67,9 @@ const char *examples = static void usage(void) { - fprintf(stderr, "\nUsage: ./userfaultfd <test type> <MiB> <bounces> " - "[hugetlbfs_file]\n\n"); + fprintf(stderr, "\nUsage: ./userfaultfd <test type> <MiB> <bounces>\n\n"); fprintf(stderr, "Supported <test type>: anon, hugetlb, " "hugetlb_shared, shmem\n\n"); - fprintf(stderr, "'Test mods' can be joined to the test type string with a ':'. " - "Supported mods:\n"); - fprintf(stderr, "\tsyscall - Use userfaultfd(2) (default)\n"); - fprintf(stderr, "\tdev - Use /dev/userfaultfd instead of userfaultfd(2)\n"); - fprintf(stderr, "\nExample test mod usage:\n"); - fprintf(stderr, "# Run anonymous memory test with /dev/userfaultfd:\n"); - fprintf(stderr, "./userfaultfd anon:dev 100 99999\n\n"); - fprintf(stderr, "Examples:\n\n"); fprintf(stderr, "%s", examples); exit(1); @@ -400,21 +389,9 @@ static void set_test_type(const char *type) static void parse_test_type_arg(const char *raw_type) { - char *buf = strdup(raw_type); uint64_t features = UFFD_API_FEATURES; - while (buf) { - const char *token = strsep(&buf, ":"); - - if (!test_type) - set_test_type(token); - else if (!strcmp(token, "dev")) - test_dev_userfaultfd = true; - else if (!strcmp(token, "syscall")) - test_dev_userfaultfd = false; - else - err("unrecognized test mod '%s'", token); - } + set_test_type(raw_type); if (!test_type) err("failed to parse test type argument: '%s'", raw_type); |