diff --git a/src/runtime/os_freebsd_riscv64.go b/src/runtime/os_freebsd_riscv64.go
deleted file mode 100644
index 0f2ed5096c8..00000000000
--- a/src/runtime/os_freebsd_riscv64.go
+++ /dev/null
@@ -1,7 +0,0 @@
-// Copyright 2022 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package runtime
-
-func osArchInit() {}
diff --git a/src/runtime/os_linux.go b/src/runtime/os_linux.go
index 0ec5e430073..c9d25a5be8d 100644
--- a/src/runtime/os_linux.go
+++ b/src/runtime/os_linux.go
@@ -356,7 +356,6 @@ func getHugePageSize() uintptr {
 func osinit() {
 	numCPUStartup = getCPUCount()
 	physHugePageSize = getHugePageSize()
-	osArchInit()
 	vgetrandomInit()
 }
 
diff --git a/src/runtime/os_linux_arm.go b/src/runtime/os_linux_arm.go
index 5e1274ebab0..46b2dc467cb 100644
--- a/src/runtime/os_linux_arm.go
+++ b/src/runtime/os_linux_arm.go
@@ -48,8 +48,6 @@ func archauxv(tag, val uintptr) {
 	}
 }
 
-func osArchInit() {}
-
 //go:nosplit
 func cputicks() int64 {
 	// nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
diff --git a/src/runtime/os_linux_arm64.go b/src/runtime/os_linux_arm64.go
index 62cead1d221..ccfb92f8ebd 100644
--- a/src/runtime/os_linux_arm64.go
+++ b/src/runtime/os_linux_arm64.go
@@ -15,8 +15,6 @@ func archauxv(tag, val uintptr) {
 	}
 }
 
-func osArchInit() {}
-
 //go:nosplit
 func cputicks() int64 {
 	// nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
diff --git a/src/runtime/os_linux_loong64.go b/src/runtime/os_linux_loong64.go
index 03926feb8c5..179ae08e54b 100644
--- a/src/runtime/os_linux_loong64.go
+++ b/src/runtime/os_linux_loong64.go
@@ -14,5 +14,3 @@ func archauxv(tag, val uintptr) {
 		cpu.HWCap = uint(val)
 	}
 }
-
-func osArchInit() {}
diff --git a/src/runtime/os_linux_mips64x.go b/src/runtime/os_linux_mips64x.go
index 770cc27ba78..778db11221c 100644
--- a/src/runtime/os_linux_mips64x.go
+++ b/src/runtime/os_linux_mips64x.go
@@ -15,8 +15,6 @@ func archauxv(tag, val uintptr) {
 	}
 }
 
-func osArchInit() {}
-
 //go:nosplit
 func cputicks() int64 {
 	// nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
diff --git a/src/runtime/os_linux_mipsx.go b/src/runtime/os_linux_mipsx.go
index 3807e6d0510..ef5d0b867ed 100644
--- a/src/runtime/os_linux_mipsx.go
+++ b/src/runtime/os_linux_mipsx.go
@@ -9,8 +9,6 @@ package runtime
 func archauxv(tag, val uintptr) {
 }
 
-func osArchInit() {}
-
 //go:nosplit
 func cputicks() int64 {
 	// nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
diff --git a/src/runtime/os_linux_ppc64x.go b/src/runtime/os_linux_ppc64x.go
index 25d7ccc0356..9abc9ec3d22 100644
--- a/src/runtime/os_linux_ppc64x.go
+++ b/src/runtime/os_linux_ppc64x.go
@@ -19,5 +19,3 @@ func archauxv(tag, val uintptr) {
 		cpu.HWCap2 = uint(val)
 	}
 }
-
-func osArchInit() {}
diff --git a/src/runtime/os_linux_riscv64.go b/src/runtime/os_linux_riscv64.go
index 65fa601a299..f4f528c736f 100644
--- a/src/runtime/os_linux_riscv64.go
+++ b/src/runtime/os_linux_riscv64.go
@@ -9,8 +9,6 @@ import (
 	"unsafe"
 )
 
-func osArchInit() {}
-
 type riscvHWProbePairs = struct {
 	key   int64
 	value uint64
diff --git a/src/runtime/os_linux_s390x.go b/src/runtime/os_linux_s390x.go
index 0a1d95975ed..c5c095593c1 100644
--- a/src/runtime/os_linux_s390x.go
+++ b/src/runtime/os_linux_s390x.go
@@ -17,8 +17,6 @@ func archauxv(tag, val uintptr) {
 	}
 }
 
-func osArchInit() {}
-
 func checkS390xCPU() {
 	// Check if the present z-system has the hardware capability to carryout
 	// floating point operations. Check if hwcap reflects CPU capability for the
diff --git a/src/runtime/os_linux_x86.go b/src/runtime/os_linux_x86.go
deleted file mode 100644
index c88f61fa2e9..00000000000
--- a/src/runtime/os_linux_x86.go
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright 2019 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build linux && (386 || amd64)
-
-package runtime
-
-func osArchInit() {}