diff --git a/dlls/kernel32/kernel32.spec b/dlls/kernel32/kernel32.spec
index 843e97c43ac..e7ae7749b10 100644
--- a/dlls/kernel32/kernel32.spec
+++ b/dlls/kernel32/kernel32.spec
@@ -547,6 +547,8 @@
 @ stdcall GetLogicalDriveStringsA(long ptr)
 @ stdcall GetLogicalDriveStringsW(long ptr)
 @ stdcall GetLogicalDrives()
+@ stdcall GetLogicalProcessorInformation(ptr ptr)
+@ stdcall GetLogicalProcessorInformationEx(long ptr ptr)
 @ stdcall GetLongPathNameA (str long long)
 @ stdcall GetLongPathNameW (wstr long long)
 @ stdcall GetMailslotInfo(long ptr ptr ptr ptr)
diff --git a/dlls/kernel32/process.c b/dlls/kernel32/process.c
index 1e4a6e1a959..fc170f9fbb7 100644
--- a/dlls/kernel32/process.c
+++ b/dlls/kernel32/process.c
@@ -3322,6 +3322,26 @@ HANDLE WINAPI GetCurrentProcess(void)
     return (HANDLE)~(ULONG_PTR)0;
 }
 
+/***********************************************************************
+ *           GetLogicalProcessorInformation     (KERNEL32.@)
+ */
+BOOL WINAPI GetLogicalProcessorInformation(PSYSTEM_LOGICAL_PROCESSOR_INFORMATION buffer, PDWORD pBufLen)
+{
+    FIXME("(%p,%p): stub\n", buffer, pBufLen);
+    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
+    return FALSE;
+}
+
+/***********************************************************************
+ *           GetLogicalProcessorInformationEx   (KERNEL32.@)
+ */
+BOOL WINAPI GetLogicalProcessorInformationEx(LOGICAL_PROCESSOR_RELATIONSHIP relationship, PSYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX buffer, PDWORD pBufLen)
+{
+    FIXME("(%u,%p,%p): stub\n", relationship, buffer, pBufLen);
+    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
+    return FALSE;
+}
+
 /***********************************************************************
  *           CmdBatNotification   (KERNEL32.@)
  *
diff --git a/include/winbase.h b/include/winbase.h
index c3dc64c557f..ea10696aabf 100644
--- a/include/winbase.h
+++ b/include/winbase.h
@@ -1701,6 +1701,8 @@ WINBASEAPI BOOL        WINAPI GetPrivateProfileStructW(LPCWSTR,LPCWSTR,LPVOID,UI
 #define                       GetPrivateProfileStruct WINELIB_NAME_AW(GetPrivateProfileStruct)
 WINBASEAPI FARPROC     WINAPI GetProcAddress(HMODULE,LPCSTR);
 WINBASEAPI BOOL        WINAPI GetProcessAffinityMask(HANDLE,PDWORD_PTR,PDWORD_PTR);
+WINBASEAPI BOOL        WINAPI GetLogicalProcessorInformation(PSYSTEM_LOGICAL_PROCESSOR_INFORMATION,PDWORD);
+WINBASEAPI BOOL        WINAPI GetLogicalProcessorInformationEx(LOGICAL_PROCESSOR_RELATIONSHIP,PSYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX,PDWORD);
 WINBASEAPI DWORD       WINAPI GetProcessHeaps(DWORD,PHANDLE);
 WINBASEAPI DWORD       WINAPI GetProcessId(HANDLE);
 WINBASEAPI BOOL        WINAPI GetProcessIoCounters(HANDLE,PIO_COUNTERS);