For consistency with __vdso_clock_gettime64() there should also be a
64-bit variant of clock_getres(). This will allow the extension of
CONFIG_COMPAT_32BIT_TIME to the vDSO and finally the removal of 32-bit
time types from the kernel and UAPI.
Signed-off-by: Thomas Weißschuh <[email protected]>
---
Thomas Weißschuh (9):
vdso: Add prototype for __vdso_clock_getres_time64()
selftests: vDSO: vdso_config: Add configurations for clock_getres_time64()
selftests: vDSO: vdso_test_abi: Use UAPI system call numbers
selftests: vDSO: vdso_test_abi: Add test for clock_getres_time64()
x86/vdso: Provide clock_getres_time64() for x86-32
ARM: VDSO: also patch out __vdso_clock_getres() if unavailable
ARM: VDSO: provide clock_getres_time64()
arm64: vdso32: Provide clock_getres_time64()
MIPS: vdso: Provide getres_time64() for 32-bit ABIs
arch/arm/kernel/vdso.c | 2 +
arch/arm/vdso/vdso.lds.S | 1 +
arch/arm/vdso/vgettimeofday.c | 6 +++
arch/arm64/kernel/vdso32/vdso.lds.S | 1 +
arch/arm64/kernel/vdso32/vgettimeofday.c | 6 +++
arch/mips/vdso/vdso.lds.S | 1 +
arch/mips/vdso/vgettimeofday.c | 6 +++
arch/x86/entry/vdso/vclock_gettime.c | 8 ++++
arch/x86/entry/vdso/vdso32/vdso32.lds.S | 1 +
include/vdso/gettime.h | 1 +
tools/testing/selftests/vDSO/vdso_config.h | 4 +-
tools/testing/selftests/vDSO/vdso_test_abi.c | 55 +++++++++++++++++++++++++++-
12 files changed, 89 insertions(+), 3 deletions(-)
---
base-commit: 15a11f3ffb629cbbf6efd272239c04a9eb3180e2
change-id: 20251120-vdso-compat-time32-f4684ff250ba
Best regards,
--
Thomas Weißschuh <[email protected]>
