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/arm64/kernel/vdso32/vdso.lds.S      | 1 +
 arch/arm64/kernel/vdso32/vgettimeofday.c | 6 ++++++
 2 files changed, 7 insertions(+)

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..d7b39b0a9668 100644
--- a/arch/arm64/kernel/vdso32/vgettimeofday.c
+++ b/arch/arm64/kernel/vdso32/vgettimeofday.c
@@ -32,6 +32,12 @@ 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


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