diff --git a/poky/meta/classes/package_ipk.bbclass b/poky/meta/classes/package_ipk.bbclass
index a0b34fa..5eb910c 100644
--- a/poky/meta/classes/package_ipk.bbclass
+++ b/poky/meta/classes/package_ipk.bbclass
@@ -17,32 +17,6 @@
 OPKGLIBDIR = "${localstatedir}/lib"
 
 python do_package_ipk () {
-    import multiprocessing
-    import traceback
-
-    class IPKWritePkgProcess(multiprocessing.Process):
-        def __init__(self, *args, **kwargs):
-            multiprocessing.Process.__init__(self, *args, **kwargs)
-            self._pconn, self._cconn = multiprocessing.Pipe()
-            self._exception = None
-
-        def run(self):
-            try:
-                multiprocessing.Process.run(self)
-                self._cconn.send(None)
-            except Exception as e:
-                tb = traceback.format_exc()
-                self._cconn.send((e, tb))
-
-        @property
-        def exception(self):
-            if self._pconn.poll():
-                self._exception = self._pconn.recv()
-            return self._exception
-
-
-    oldcwd = os.getcwd()
-
     workdir = d.getVar('WORKDIR')
     outdir = d.getVar('PKGWRITEDIRIPK')
     tmpdir = d.getVar('TMPDIR')
@@ -61,30 +35,7 @@
     if os.access(os.path.join(tmpdir, "stamps", "IPK_PACKAGE_INDEX_CLEAN"), os.R_OK):
         os.unlink(os.path.join(tmpdir, "stamps", "IPK_PACKAGE_INDEX_CLEAN"))
 
-    max_process = int(d.getVar("BB_NUMBER_THREADS") or os.cpu_count() or 1)
-    launched = []
-    error = None
-    pkgs = packages.split()
-    while not error and pkgs:
-        if len(launched) < max_process:
-            p = IPKWritePkgProcess(target=ipk_write_pkg, args=(pkgs.pop(), d))
-            p.start()
-            launched.append(p)
-        for q in launched:
-            # The finished processes are joined when calling is_alive()
-            if not q.is_alive():
-                launched.remove(q)
-            if q.exception:
-                error, traceback = q.exception
-                break
-
-    for p in launched:
-        p.join()
-
-    os.chdir(oldcwd)
-
-    if error:
-        raise error
+    oe.utils.multiprocess_launch(ipk_write_pkg, packages.split(), d, extraargs=(d,))
 }
 do_package_ipk[vardeps] += "ipk_write_pkg"
 do_package_ipk[vardepsexclude] = "BB_NUMBER_THREADS"