On 12/13/23 6:22 AM, Tiezhu Yang wrote:
> There exist the following errors when build vDSO selftests on LoongArch:
>
> # make headers && cd tools/testing/selftests/vDSO && make
> ...
> error: 'VDSO_VERSION' undeclared (first use in this function)
> ...
> error: 'VDSO_NAMES' undeclared (first use in this function)
>
> We can see the following code in arch/loongarch/vdso/vdso.lds.S:
>
> VERSION
> {
> LINUX_5.10 {
> global:
> __vdso_getcpu;
> __vdso_clock_getres;
> __vdso_clock_gettime;
> __vdso_gettimeofday;
> __vdso_rt_sigreturn;
> local: *;
> };
> }
>
> so VDSO_VERSION should be 6 and VDSO_NAMES should be 1 for LoongArch,
> add them to fix the building errors on LoongArch.
>
> Signed-off-by: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx>
Reviewed-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
> ---
> tools/testing/selftests/vDSO/vdso_config.h | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/vDSO/vdso_config.h b/tools/testing/selftests/vDSO/vdso_config.h
> index cdfed403ba13..7b543e7f04d7 100644
> --- a/tools/testing/selftests/vDSO/vdso_config.h
> +++ b/tools/testing/selftests/vDSO/vdso_config.h
> @@ -53,15 +53,19 @@
> #if __riscv_xlen == 32
> #define VDSO_32BIT 1
> #endif
> +#elif defined(__loongarch__)
> +#define VDSO_VERSION 6
> +#define VDSO_NAMES 1
> #endif
>
> -static const char *versions[6] = {
> +static const char *versions[7] = {
> "LINUX_2.6",
> "LINUX_2.6.15",
> "LINUX_2.6.29",
> "LINUX_2.6.39",
> "LINUX_4",
> "LINUX_4.15",
> + "LINUX_5.10"
> };
>
> static const char *names[2][6] = {
--
BR,
Muhammad Usama Anjum
