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]> --- arch/arm/kernel/vdso.c | 1 + arch/arm/vdso/vdso.lds.S | 1 + arch/arm/vdso/vgettimeofday.c | 6 ++++++ 3 files changed, 8 insertions(+) diff --git a/arch/arm/kernel/vdso.c b/arch/arm/kernel/vdso.c index 566c40f0f7c7..0108f33d6bed 100644 --- a/arch/arm/kernel/vdso.c +++ b/arch/arm/kernel/vdso.c @@ -162,6 +162,7 @@ static void __init patch_vdso(void *ehdr) vdso_nullpatch_one(&einfo, "__vdso_clock_gettime"); vdso_nullpatch_one(&einfo, "__vdso_clock_gettime64"); vdso_nullpatch_one(&einfo, "__vdso_clock_getres"); + vdso_nullpatch_one(&einfo, "__vdso_clock_getres_time64"); } } diff --git a/arch/arm/vdso/vdso.lds.S b/arch/arm/vdso/vdso.lds.S index 7c08371f4400..74d8d8bc8a40 100644 --- a/arch/arm/vdso/vdso.lds.S +++ b/arch/arm/vdso/vdso.lds.S @@ -74,6 +74,7 @@ VERSION __vdso_gettimeofday; __vdso_clock_getres; __vdso_clock_gettime64; + __vdso_clock_getres_time64; local: *; }; } diff --git a/arch/arm/vdso/vgettimeofday.c b/arch/arm/vdso/vgettimeofday.c index 3554aa35f1ba..2874dde7e6cf 100644 --- a/arch/arm/vdso/vgettimeofday.c +++ b/arch/arm/vdso/vgettimeofday.c @@ -34,6 +34,12 @@ int __vdso_clock_getres(clockid_t clock_id, return __cvdso_clock_getres_time32(clock_id, res); } +int __vdso_clock_getres_time64(clockid_t clock_id, + struct __kernel_timespec *res) +{ + return __cvdso_clock_getres(clock_id, res); +} + /* Avoid unresolved references emitted by GCC */ void __aeabi_unwind_cpp_pr0(void) -- 2.52.0
