Cleanup name of CreateThread shim (#62648)

Author: jkotas

src/coreclr/nativeaot/System.Private.CoreLib/src/System/Threading/Thread.CoreRT.Unix.cs

@@ -91,7 +91,7 @@ private unsafe bool CreateThread(GCHandle thisThreadHandle)
             // This also avoids OOM after creating the thread.
             _stopped = new ManualResetEvent(false);
 
-            if (!Interop.Sys.RuntimeThread_CreateThread((IntPtr)_startHelper!._maxStackSize, &ThreadEntryPoint, (IntPtr)thisThreadHandle))
+            if (!Interop.Sys.CreateThread((IntPtr)_startHelper!._maxStackSize, &ThreadEntryPoint, (IntPtr)thisThreadHandle))
             {
                 return false;
             }

src/libraries/Common/src/Interop/Unix/System.Native/Interop.Threading.cs

@@ -8,7 +8,7 @@ internal static partial class Interop
 {
     internal unsafe partial class Sys
     {
-        [DllImport(Libraries.SystemNative, EntryPoint = "SystemNative_RuntimeThread_CreateThread")]
-        internal static extern unsafe bool RuntimeThread_CreateThread(IntPtr stackSize, delegate* unmanaged<IntPtr, IntPtr> startAddress, IntPtr parameter);
+        [DllImport(Libraries.SystemNative, EntryPoint = "SystemNative_CreateThread")]
+        internal static extern unsafe bool CreateThread(IntPtr stackSize, delegate* unmanaged<IntPtr, IntPtr> startAddress, IntPtr parameter);
     }
 }

src/native/libs/System.Native/entrypoints.c

@@ -260,7 +260,7 @@ static const Entry s_sysNative[] =
     DllImportEntry(SystemNative_PWrite)
     DllImportEntry(SystemNative_PReadV)
     DllImportEntry(SystemNative_PWriteV)
-    DllImportEntry(SystemNative_RuntimeThread_CreateThread)
+    DllImportEntry(SystemNative_CreateThread)
     DllImportEntry(SystemNative_EnablePosixSignalHandling)
     DllImportEntry(SystemNative_DisablePosixSignalHandling)
     DllImportEntry(SystemNative_HandleNonCanceledPosixSignal)

src/native/libs/System.Native/pal_threading.c

@@ -218,7 +218,7 @@ void SystemNative_LowLevelMonitor_Signal_Release(LowLevelMonitor* monitor)
     (void)error; // unused in release build
 }
 
-int32_t SystemNative_RuntimeThread_CreateThread(uintptr_t stackSize, void *(*startAddress)(void*), void *parameter)
+int32_t SystemNative_CreateThread(uintptr_t stackSize, void *(*startAddress)(void*), void *parameter)
 {
     bool result = false;
     pthread_attr_t attrs;

src/native/libs/System.Native/pal_threading.h

@@ -22,7 +22,7 @@ PALEXPORT int32_t SystemNative_LowLevelMonitor_TimedWait(LowLevelMonitor *monito
 
 PALEXPORT void SystemNative_LowLevelMonitor_Signal_Release(LowLevelMonitor* monitor);
 
-PALEXPORT int32_t SystemNative_RuntimeThread_CreateThread(uintptr_t stackSize, void *(*startAddress)(void*), void *parameter);
+PALEXPORT int32_t SystemNative_CreateThread(uintptr_t stackSize, void *(*startAddress)(void*), void *parameter);
 
 PALEXPORT int32_t SystemNative_SchedGetCpu(void);