162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci 362306a36Sopenharmony_ciconfig HAVE_GENERIC_VDSO 462306a36Sopenharmony_ci bool 562306a36Sopenharmony_ci 662306a36Sopenharmony_ciif HAVE_GENERIC_VDSO 762306a36Sopenharmony_ci 862306a36Sopenharmony_ciconfig GENERIC_GETTIMEOFDAY 962306a36Sopenharmony_ci bool 1062306a36Sopenharmony_ci help 1162306a36Sopenharmony_ci This is a generic implementation of gettimeofday vdso. 1262306a36Sopenharmony_ci Each architecture that enables this feature has to 1362306a36Sopenharmony_ci provide the fallback implementation. 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ciconfig GENERIC_VDSO_32 1662306a36Sopenharmony_ci bool 1762306a36Sopenharmony_ci depends on GENERIC_GETTIMEOFDAY && !64BIT 1862306a36Sopenharmony_ci help 1962306a36Sopenharmony_ci This config option helps to avoid possible performance issues 2062306a36Sopenharmony_ci in 32 bit only architectures. 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_ciconfig GENERIC_COMPAT_VDSO 2362306a36Sopenharmony_ci bool 2462306a36Sopenharmony_ci help 2562306a36Sopenharmony_ci This config option enables the compat VDSO layer. 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_ciconfig GENERIC_VDSO_TIME_NS 2862306a36Sopenharmony_ci bool 2962306a36Sopenharmony_ci help 3062306a36Sopenharmony_ci Selected by architectures which support time namespaces in the 3162306a36Sopenharmony_ci VDSO 3262306a36Sopenharmony_ci 3362306a36Sopenharmony_ciendif 34