| # SPDX-License-Identifier: GPL-2.0 | |
| config HAVE_GENERIC_VDSO | |
| bool | |
| if HAVE_GENERIC_VDSO | |
| config GENERIC_GETTIMEOFDAY | |
| bool | |
| help | |
| This is a generic implementation of gettimeofday vdso. | |
| Each architecture that enables this feature has to | |
| provide the fallback implementation. | |
| config GENERIC_VDSO_32 | |
| bool | |
| depends on GENERIC_GETTIMEOFDAY && !64BIT | |
| help | |
| This config option helps to avoid possible performance issues | |
| in 32 bit only architectures. | |
| config GENERIC_COMPAT_VDSO | |
| bool | |
| help | |
| This config option enables the compat VDSO layer. | |
| config CROSS_COMPILE_COMPAT_VDSO | |
| string "32 bit Toolchain prefix for compat vDSO" | |
| default "" | |
| depends on GENERIC_COMPAT_VDSO | |
| help | |
| Defines the cross-compiler prefix for compiling compat vDSO. | |
| If a 64 bit compiler (i.e. x86_64) can compile the VDSO for | |
| 32 bit, it does not need to define this parameter. | |
| endif |