diff options
Diffstat (limited to 'tools/testing/selftests/arm64/mte/check_prctl.c')
| -rw-r--r-- | tools/testing/selftests/arm64/mte/check_prctl.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/tools/testing/selftests/arm64/mte/check_prctl.c b/tools/testing/selftests/arm64/mte/check_prctl.c index 4c89e9538ca0..f7f320defa7b 100644 --- a/tools/testing/selftests/arm64/mte/check_prctl.c +++ b/tools/testing/selftests/arm64/mte/check_prctl.c @@ -12,6 +12,10 @@ #include "kselftest.h" +#ifndef AT_HWCAP3 +#define AT_HWCAP3 29 +#endif + static int set_tagged_addr_ctrl(int val) { int ret; @@ -60,7 +64,7 @@ void check_basic_read(void) /* * Attempt to set a specified combination of modes. */ -void set_mode_test(const char *name, int hwcap2, int mask) +void set_mode_test(const char *name, int hwcap2, int hwcap3, int mask) { int ret; @@ -69,6 +73,11 @@ void set_mode_test(const char *name, int hwcap2, int mask) return; } + if ((getauxval(AT_HWCAP3) & hwcap3) != hwcap3) { + ksft_test_result_skip("%s\n", name); + return; + } + ret = set_tagged_addr_ctrl(mask); if (ret < 0) { ksft_test_result_fail("%s\n", name); @@ -81,7 +90,7 @@ void set_mode_test(const char *name, int hwcap2, int mask) return; } - if ((ret & PR_MTE_TCF_MASK) == mask) { + if ((ret & (PR_MTE_TCF_MASK | PR_MTE_STORE_ONLY)) == mask) { ksft_test_result_pass("%s\n", name); } else { ksft_print_msg("Got %x, expected %x\n", @@ -93,12 +102,16 @@ void set_mode_test(const char *name, int hwcap2, int mask) struct mte_mode { int mask; int hwcap2; + int hwcap3; const char *name; } mte_modes[] = { - { PR_MTE_TCF_NONE, 0, "NONE" }, - { PR_MTE_TCF_SYNC, HWCAP2_MTE, "SYNC" }, - { PR_MTE_TCF_ASYNC, HWCAP2_MTE, "ASYNC" }, - { PR_MTE_TCF_SYNC | PR_MTE_TCF_ASYNC, HWCAP2_MTE, "SYNC+ASYNC" }, + { PR_MTE_TCF_NONE, 0, 0, "NONE" }, + { PR_MTE_TCF_SYNC, HWCAP2_MTE, 0, "SYNC" }, + { PR_MTE_TCF_ASYNC, HWCAP2_MTE, 0, "ASYNC" }, + { PR_MTE_TCF_SYNC | PR_MTE_TCF_ASYNC, HWCAP2_MTE, 0, "SYNC+ASYNC" }, + { PR_MTE_TCF_SYNC | PR_MTE_STORE_ONLY, HWCAP2_MTE, HWCAP3_MTE_STORE_ONLY, "SYNC+STONLY" }, + { PR_MTE_TCF_ASYNC | PR_MTE_STORE_ONLY, HWCAP2_MTE, HWCAP3_MTE_STORE_ONLY, "ASYNC+STONLY" }, + { PR_MTE_TCF_SYNC | PR_MTE_TCF_ASYNC | PR_MTE_STORE_ONLY, HWCAP2_MTE, HWCAP3_MTE_STORE_ONLY, "SYNC+ASYNC+STONLY" }, }; int main(void) @@ -106,11 +119,11 @@ int main(void) int i; ksft_print_header(); - ksft_set_plan(5); + ksft_set_plan(ARRAY_SIZE(mte_modes)); check_basic_read(); for (i = 0; i < ARRAY_SIZE(mte_modes); i++) - set_mode_test(mte_modes[i].name, mte_modes[i].hwcap2, + set_mode_test(mte_modes[i].name, mte_modes[i].hwcap2, mte_modes[i].hwcap3, mte_modes[i].mask); ksft_print_cnts(); |