[PATCH] Re: tools/nolibc: drop test for getauxval(AT_PAGESZ)

From: Zhangjin Wu
Date: Sat Oct 07 2023 - 09:42:19 EST


Hi, Thomas

> The test will not work for systems with pagesize != 4096 like aarch64
> and some others.
>

We have used EXPECT_GE() instead of EXPECT_EQ(), so this should not
fail, do I miss something ?;-)

Thanks,
Zhangjin Wu

> Other testcases are already testing the same functionality:
> * auxv_AT_UID tests getauxval() in general.
> * test_getpagesize() tests pagesize() which directly calls
> getauxval(AT_PAGESZ).
>
> Fixes: 48967b73f8fe ("selftests/nolibc: add testcases for startup code")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
> ---
> Note:
>
> This should probably also make it into 6.6.
> ---
> tools/testing/selftests/nolibc/nolibc-test.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c
> index a3ee4496bf0a..7e3936c182dc 100644
> --- a/tools/testing/selftests/nolibc/nolibc-test.c
> +++ b/tools/testing/selftests/nolibc/nolibc-test.c
> @@ -630,7 +630,6 @@ int run_startup(int min, int max)
> CASE_TEST(environ_HOME); EXPECT_PTRNZ(1, getenv("HOME")); break;
> CASE_TEST(auxv_addr); EXPECT_PTRGT(test_auxv != (void *)-1, test_auxv, brk); break;
> CASE_TEST(auxv_AT_UID); EXPECT_EQ(1, getauxval(AT_UID), getuid()); break;
> - CASE_TEST(auxv_AT_PAGESZ); EXPECT_GE(1, getauxval(AT_PAGESZ), 4096); break;
> case __LINE__:
> return ret; /* must be last */
> /* note: do not set any defaults so as to permit holes above */
>
> ---
> base-commit: ab663cc32912914258bc8a2fbd0e753f552ee9d8
> change-id: 20231007-nolibc-auxval-pagesz-05f5ff79c4c4
>
> Best regards,
> --
> Thomas Weißschuh <linux@xxxxxxxxxxxxxx>