From: Roy Li <rongqing...@windriver.com> With MountFlags=slave, those mounts then become private to the systemd-udevd namespace and are no longer accessible from outside the namespace, which is not expected
[YOCTO #8613] (From OE-Core rev: 73f43d857fe0102033f25491007b6dbe3d5fa8ee) Signed-off-by: Roy Li <rongqing...@windriver.com> Signed-off-by: Ross Burton <ross.bur...@intel.com> Signed-off-by: Richard Purdie <richard.pur...@linuxfoundation.org> (cherry picked from commit f2092e67ea880301058396b831a9a18905317d0d) Signed-off-by: Alejandro Hernandez <alejandro.hernan...@linux.intel.com> --- ...dev-re-enable-mount-propagation-for-udevd.patch | 31 ++++++++++++++++++++++ meta/recipes-core/systemd/systemd_225.bb | 1 + 2 files changed, 32 insertions(+) create mode 100644 meta/recipes-core/systemd/systemd/udev-re-enable-mount-propagation-for-udevd.patch diff --git a/meta/recipes-core/systemd/systemd/udev-re-enable-mount-propagation-for-udevd.patch b/meta/recipes-core/systemd/systemd/udev-re-enable-mount-propagation-for-udevd.patch new file mode 100644 index 0000000..23e22d4 --- /dev/null +++ b/meta/recipes-core/systemd/systemd/udev-re-enable-mount-propagation-for-udevd.patch @@ -0,0 +1,31 @@ +From: Michael Biebl <bi...@debian.org> +Date: Sat, 27 Sep 2014 04:19:24 +0200 +Subject: udev: re-enable mount propagation for udevd + +Upstream-Status: Backport [http://http.debian.net/debian/pool/main/s/systemd/systemd_215-17+deb8u4.debian.tar.xz] + +laptop-mode-tools remounts file systems from within a udev rule to apply +certain mount options. With MountFlags=slave, those mounts then become private +to the systemd-udevd namespace and are no longer accessible from outside the +namespace. +While the root cause is the broken behaviour of laptop-mode-tools, with mount +propagation turned off, this can result in a read-only root file system. +Therefore revert the relevant parts from commit +c2c13f2df42e0691aecabe3979ea81cd7faa35c7 to re-enable mount propagation for +udevd. + +Once affected packages have been fixed, this patch should be dropped +again. + +Closes: #762018 +diff --git a/units/systemd-udevd.service.in b/units/systemd-udevd.service.in +index e7216d6..1e9a600 100644 +--- a/units/systemd-udevd.service.in ++++ b/units/systemd-udevd.service.in +@@ -21,6 +21,5 @@ Sockets=systemd-udevd-control.socket systemd-udevd-kernel.socket + Restart=always + RestartSec=0 + ExecStart=@rootlibexecdir@/systemd-udevd +-MountFlags=slave + KillMode=mixed + WatchdogSec=1min diff --git a/meta/recipes-core/systemd/systemd_225.bb b/meta/recipes-core/systemd/systemd_225.bb index 18c2448..a2122e0 100644 --- a/meta/recipes-core/systemd/systemd_225.bb +++ b/meta/recipes-core/systemd/systemd_225.bb @@ -46,6 +46,7 @@ SRC_URI = "git://github.com/systemd/systemd.git;protocol=git \ file://init \ file://run-ptest \ file://rules-whitelist-hd-devices.patch \ + file://udev-re-enable-mount-propagation-for-udevd.patch \ " SRC_URI_append_qemuall = " file://qemuall_io_latency-core-device.c-Change-the-default-device-timeout-to-2.patch" -- 2.6.6 -- _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-core
