linux-4.9_rc5: Add patch for RCU CPU stall warnings

See thread *INFO: rcu_sched detected stalls on CPUs/tasks with `kswapd` and `mem_cgroup_shrink_node`*.

linux-4.9_rc5-120.bee

@@ -0,0 +1,81 @@
+#!/bin/env beesh
+
+# note: CONFIG=/boot/config-WHATEVER BEE_MAKEFLAGS='-j 40' ./linux-xxx.bee
+
+KERNELVERSION=${PKGVERSION}
+if [ -z "${PKGVERSION[3]}" ] ; then
+    KERNELVERSION=${KERNELVERSION}.0
+fi
+
+# append extra version to get for example 4.8.0-rc4
+KERNELVERSION=${KERNELVERSION}${PKGEXTRAVERSION_DASH}
+
+echo $KERNELVERSION
+
+SRCURL[0]="https://cdn.kernel.org/pub/linux/kernel/v${PKGVERSION[1]}.x/testing/linux-${PKGVERSION}${PKGEXTRAVERSION_DASH}.tar.xz"
+
+PATCHURL+=(/src/mariux/patches/0001-mm-Prevent-shrink_node-RCU-CPU-stall-warnings.patch)
+
+# EXCLUDE=""
+
+#CONFIG=
+
+KERNELLOCAL=".mx64.${PKGREVISION}"
+FULLKERNELVERSION="${KERNELVERSION}${KERNELLOCAL}"
+
+B=${S}
+
+mee_patch() {
+    echo "PATCH $@"
+    bee_patch $@
+}
+
+mee_configure() {
+    echo "configure $@"
+    if [ -e /proc/config.gz ] ; then
+         zcat /proc/config.gz >config-current
+         RUNNING=config-current
+    else
+         RUNNING=/boot/config-$(uname -r)
+    fi
+
+    : ${CONFIG:=${RUNNING}}
+
+    if [ ! -e ${CONFIG} ] ; then
+        echo "can't find config '${CONFIG}'"
+        exit 1
+    fi
+
+    cp -v ${CONFIG} .config
+
+    LOCALVERSION="\"${KERNELLOCAL}\""
+    sed -i -e "s@CONFIG_LOCALVERSION=.*@CONFIG_LOCALVERSION=${LOCALVERSION}@" .config
+
+    echo "doing make -C ${S} olddefconfig in ${PWD} .."
+
+    make olddefconfig
+
+    echo "doing make -C ${S} menuconfig in ${PWD} .."
+
+    make menuconfig
+}
+
+mee_build() {
+    echo "build $@"
+    make ${BEE_MAKEFLAGS}
+}
+
+mee_install() {
+    echo "install $@"
+
+    make modules_install  INSTALL_MOD_PATH=${D}
+    make install          INSTALL_PATH=${D}/boot
+#    make firmware_install INSTALL_MOD_PATH=${D}
+
+    rm -v ${D}/lib/modules/${FULLKERNELVERSION}/{source,build}
+
+    ln -sv /usr/src/linux/${PKGALLPKG}/source ${D}/lib/modules/${FULLKERNELVERSION}/source
+    ln -sv /usr/src/linux/${PKGALLPKG}/build  ${D}/lib/modules/${FULLKERNELVERSION}/build
+
+    ln -sv bzImage-${FULLKERNELVERSION} ${D}/boot/mariux.${PKGREVISION}
+}