diff options
| author | Thomas Weißschuh <thomas.weissschuh@linutronix.de> | 2025-12-23 07:59:19 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@kernel.org> | 2026-01-13 14:42:23 +0100 |
| commit | f10c2e72b5dea0bc7485a05da8e21781b69d5508 (patch) | |
| tree | 2eddd8d1710710db1acb1907bc01d995b7c01b7f | |
| parent | 1149dcdfc9ef4b3fa90b431a5752da53dcadb0d2 (diff) | |
arm64: vdso32: Provide clock_getres_time64()
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 <thomas.weissschuh@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Acked-by: Will Deacon <will@kernel.org>
Link: https://patch.msgid.link/20251223-vdso-compat-time32-v1-8-97ea7a06a543@linutronix.de
| -rw-r--r-- | arch/arm64/kernel/vdso32/vdso.lds.S | 1 | ||||
| -rw-r--r-- | arch/arm64/kernel/vdso32/vgettimeofday.c | 5 |
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/kernel/vdso32/vdso.lds.S b/arch/arm64/kernel/vdso32/vdso.lds.S index e02b27487ce8..c374fb0146f3 100644 --- a/arch/arm64/kernel/vdso32/vdso.lds.S +++ b/arch/arm64/kernel/vdso32/vdso.lds.S @@ -86,6 +86,7 @@ VERSION __vdso_gettimeofday; __vdso_clock_getres; __vdso_clock_gettime64; + __vdso_clock_getres_time64; local: *; }; } diff --git a/arch/arm64/kernel/vdso32/vgettimeofday.c b/arch/arm64/kernel/vdso32/vgettimeofday.c index 29b4d8f61e39..0c6998ebe491 100644 --- a/arch/arm64/kernel/vdso32/vgettimeofday.c +++ b/arch/arm64/kernel/vdso32/vgettimeofday.c @@ -32,6 +32,11 @@ 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) |