diff --git a/libc/arch-arm/syscalls/clock_getres.S b/libc/arch-arm/syscalls/__clock_getres.S
similarity index 82%
rename from libc/arch-arm/syscalls/clock_getres.S
rename to libc/arch-arm/syscalls/__clock_getres.S
index e101127..a81cf00 100644
--- a/libc/arch-arm/syscalls/clock_getres.S
+++ b/libc/arch-arm/syscalls/__clock_getres.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(clock_getres)
+ENTRY(__clock_getres)
     mov     ip, r7
     .cfi_register r7, ip
     ldr     r7, =__NR_clock_getres
@@ -13,4 +13,5 @@
     bxls    lr
     neg     r0, r0
     b       __set_errno_internal
-END(clock_getres)
+END(__clock_getres)
+.hidden __clock_getres
diff --git a/libc/arch-arm64/syscalls/clock_getres.S b/libc/arch-arm64/syscalls/__clock_getres.S
similarity index 78%
rename from libc/arch-arm64/syscalls/clock_getres.S
rename to libc/arch-arm64/syscalls/__clock_getres.S
index 33fda8f..9d0deaa 100644
--- a/libc/arch-arm64/syscalls/clock_getres.S
+++ b/libc/arch-arm64/syscalls/__clock_getres.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(clock_getres)
+ENTRY(__clock_getres)
     mov     x8, __NR_clock_getres
     svc     #0
 
@@ -11,4 +11,5 @@
     b.hi    __set_errno_internal
 
     ret
-END(clock_getres)
+END(__clock_getres)
+.hidden __clock_getres
diff --git a/libc/arch-mips/syscalls/clock_getres.S b/libc/arch-mips/syscalls/__clock_getres.S
similarity index 81%
rename from libc/arch-mips/syscalls/clock_getres.S
rename to libc/arch-mips/syscalls/__clock_getres.S
index 153f629..c5eed97 100644
--- a/libc/arch-mips/syscalls/clock_getres.S
+++ b/libc/arch-mips/syscalls/__clock_getres.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(clock_getres)
+ENTRY(__clock_getres)
     .set noreorder
     .cpload $t9
     li $v0, __NR_clock_getres
@@ -16,4 +16,5 @@
     j $t9
     nop
     .set reorder
-END(clock_getres)
+END(__clock_getres)
+.hidden __clock_getres
diff --git a/libc/arch-mips64/syscalls/clock_getres.S b/libc/arch-mips64/syscalls/__clock_getres.S
similarity index 85%
rename from libc/arch-mips64/syscalls/clock_getres.S
rename to libc/arch-mips64/syscalls/__clock_getres.S
index 32fac1a..fb871c9 100644
--- a/libc/arch-mips64/syscalls/clock_getres.S
+++ b/libc/arch-mips64/syscalls/__clock_getres.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(clock_getres)
+ENTRY(__clock_getres)
     .set push
     .set noreorder
     li $v0, __NR_clock_getres
@@ -22,4 +22,5 @@
     j $t9
     move $ra, $t0
     .set pop
-END(clock_getres)
+END(__clock_getres)
+.hidden __clock_getres
diff --git a/libc/arch-x86/syscalls/clock_getres.S b/libc/arch-x86/syscalls/__clock_getres.S
similarity index 90%
rename from libc/arch-x86/syscalls/clock_getres.S
rename to libc/arch-x86/syscalls/__clock_getres.S
index 9466e08..b8c5374 100644
--- a/libc/arch-x86/syscalls/clock_getres.S
+++ b/libc/arch-x86/syscalls/__clock_getres.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(clock_getres)
+ENTRY(__clock_getres)
     pushl   %ebx
     .cfi_def_cfa_offset 8
     .cfi_rel_offset ebx, 0
@@ -31,4 +31,5 @@
     popl    %ecx
     popl    %ebx
     ret
-END(clock_getres)
+END(__clock_getres)
+.hidden __clock_getres
diff --git a/libc/arch-x86_64/syscalls/clock_getres.S b/libc/arch-x86_64/syscalls/__clock_getres.S
similarity index 80%
rename from libc/arch-x86_64/syscalls/clock_getres.S
rename to libc/arch-x86_64/syscalls/__clock_getres.S
index f65d127..aff974e 100644
--- a/libc/arch-x86_64/syscalls/clock_getres.S
+++ b/libc/arch-x86_64/syscalls/__clock_getres.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(clock_getres)
+ENTRY(__clock_getres)
     movl    $__NR_clock_getres, %eax
     syscall
     cmpq    $-MAX_ERRNO, %rax
@@ -12,4 +12,5 @@
     call    __set_errno_internal
 1:
     ret
-END(clock_getres)
+END(__clock_getres)
+.hidden __clock_getres
diff --git a/libc/bionic/vdso.cpp b/libc/bionic/vdso.cpp
index 969c39f..00d6490 100644
--- a/libc/bionic/vdso.cpp
+++ b/libc/bionic/vdso.cpp
@@ -42,6 +42,15 @@
   return __clock_gettime(clock_id, tp);
 }
 
+int clock_getres(int clock_id, timespec* tp) {
+  auto vdso_clock_getres = reinterpret_cast<decltype(&clock_getres)>(
+    __libc_globals->vdso[VDSO_CLOCK_GETRES].fn);
+  if (__predict_true(vdso_clock_getres)) {
+    return vdso_return(vdso_clock_getres(clock_id, tp));
+  }
+  return __clock_getres(clock_id, tp);
+}
+
 int gettimeofday(timeval* tv, struct timezone* tz) {
   auto vdso_gettimeofday = reinterpret_cast<decltype(&gettimeofday)>(
     __libc_globals->vdso[VDSO_GETTIMEOFDAY].fn);
@@ -54,6 +63,7 @@
 void __libc_init_vdso(libc_globals* globals, KernelArgumentBlock& args) {
   auto&& vdso = globals->vdso;
   vdso[VDSO_CLOCK_GETTIME] = { VDSO_CLOCK_GETTIME_SYMBOL, nullptr };
+  vdso[VDSO_CLOCK_GETRES] = { VDSO_CLOCK_GETRES_SYMBOL, nullptr };
   vdso[VDSO_GETTIMEOFDAY] = { VDSO_GETTIMEOFDAY_SYMBOL, nullptr };
 
   // Do we have a vdso?
diff --git a/libc/private/bionic_vdso.h b/libc/private/bionic_vdso.h
index 2d11cd6..ed11501 100644
--- a/libc/private/bionic_vdso.h
+++ b/libc/private/bionic_vdso.h
@@ -33,13 +33,16 @@
 
 #if defined(__aarch64__)
 #define VDSO_CLOCK_GETTIME_SYMBOL "__kernel_clock_gettime"
+#define VDSO_CLOCK_GETRES_SYMBOL  "__kernel_clock_getres"
 #define VDSO_GETTIMEOFDAY_SYMBOL  "__kernel_gettimeofday"
 #else
 #define VDSO_CLOCK_GETTIME_SYMBOL "__vdso_clock_gettime"
+#define VDSO_CLOCK_GETRES_SYMBOL  "__vdso_clock_getres"
 #define VDSO_GETTIMEOFDAY_SYMBOL  "__vdso_gettimeofday"
 #endif
 
 extern "C" int __clock_gettime(int, timespec*);
+extern "C" int __clock_getres(int, timespec*);
 extern "C" int __gettimeofday(timeval*, struct timezone*);
 
 struct vdso_entry {
@@ -49,6 +52,7 @@
 
 enum {
   VDSO_CLOCK_GETTIME = 0,
+  VDSO_CLOCK_GETRES,
   VDSO_GETTIMEOFDAY,
   VDSO_END
 };