diff --git a/src/header/dlfcn/mod.rs b/src/header/dlfcn/mod.rs
index 54d8498bdf..b592e7efe4 100644
--- a/src/header/dlfcn/mod.rs
+++ b/src/header/dlfcn/mod.rs
@@ -47,7 +47,7 @@ pub unsafe extern "C" fn dlopen(cfilename: *const c_char, flags: c_int) -> *mut
         ))
     };
 
-    let tcb = match Tcb::current_slow() {
+    let tcb = match Tcb::current() {
         Some(tcb) => tcb,
         None => {
             ERROR.store(ERROR_NOT_SUPPORTED.as_ptr() as usize, Ordering::SeqCst);
@@ -83,7 +83,7 @@ pub unsafe extern "C" fn dlsym(handle: *mut c_void, symbol: *const c_char) -> *m
 
     let symbol_str = str::from_utf8_unchecked(CStr::from_ptr(symbol).to_bytes());
 
-    let tcb = match Tcb::current_slow() {
+    let tcb = match Tcb::current() {
         Some(tcb) => tcb,
         None => {
             ERROR.store(ERROR_NOT_SUPPORTED.as_ptr() as usize, Ordering::SeqCst);
@@ -110,7 +110,7 @@ pub unsafe extern "C" fn dlsym(handle: *mut c_void, symbol: *const c_char) -> *m
 
 #[no_mangle]
 pub unsafe extern "C" fn dlclose(handle: *mut c_void) -> c_int {
-    let tcb = match Tcb::current_slow() {
+    let tcb = match Tcb::current() {
         Some(tcb) => tcb,
         None => {
             ERROR.store(ERROR_NOT_SUPPORTED.as_ptr() as usize, Ordering::SeqCst);
diff --git a/src/ld_so/linker.rs b/src/ld_so/linker.rs
index b8cfa30b05..5bdccabe42 100644
--- a/src/ld_so/linker.rs
+++ b/src/ld_so/linker.rs
@@ -167,7 +167,7 @@ impl Linker {
         )?;
 
         unsafe {
-            let tcb = match Tcb::current_slow() {
+            let tcb = match Tcb::current() {
                 Some(some) => some,
                 None => Tcb::new(self.tls_size)?,
             };
@@ -230,7 +230,7 @@ impl Linker {
             if self.next_tls_module_id == 1 {
                 // Hack to allocate TCB on the first TLS module
                 unsafe {
-                    if Tcb::current_slow().is_none() {
+                    if Tcb::current().is_none() {
                         let tcb = Tcb::new(master.offset).expect_notls("failed to allocate TCB");
                         tcb.activate();
                     }
diff --git a/src/ld_so/tcb.rs b/src/ld_so/tcb.rs
index 27939e642f..1e05657660 100644
--- a/src/ld_so/tcb.rs
+++ b/src/ld_so/tcb.rs
@@ -112,46 +112,6 @@ impl Tcb {
         Some(&mut *GenericTcb::<OsSpecific>::current_ptr()?.cast())
     }
 
-    // FIXME(andypython): move to platform/
-    pub unsafe fn current_slow() -> Option<&'static mut Self> {
-        #[cfg(all(target_os = "linux", target_arch = "x86_64"))]
-        {
-            use sc::nr::ARCH_PRCTL;
-            const ARCH_GET_FS: usize = 0x1003;
-
-            let mut fs_base = 0usize;
-            sc::syscall!(ARCH_PRCTL, ARCH_GET_FS, &mut fs_base as *mut usize);
-
-            if fs_base == 0 {
-                None
-            } else {
-                Some(&mut *(fs_base as *mut Self))
-            }
-        }
-
-        #[cfg(all(target_os = "redox", target_arch = "x86_64"))]
-        {
-            let mut env = syscall::EnvRegisters::default();
-
-            let file = syscall::open(
-                "/scheme/thisproc/current/regs/env",
-                syscall::O_CLOEXEC | syscall::O_RDONLY,
-            )
-            .expect_notls("failed to open handle for process registers");
-
-            let _ = syscall::read(file, &mut env).expect_notls("failed to read fsbase");
-            let _ = syscall::close(file);
-
-            if env.fsbase == 0 {
-                return None;
-            } else {
-                return Some(&mut *(env.fsbase as *mut Self));
-            }
-        }
-
-        // FIXME(andypython): Implement and test on other platforms
-    }
-
     /// A slice for all of the TLS data
     pub unsafe fn tls(&self) -> Option<&'static mut [u8]> {
         if self.tls_end.is_null() || self.tls_len == 0 {