udev: ignore dynamic ram/loop block devices

[elogind.git] / src / 99-systemd.rules

diff --git a/src/99-systemd.rules b/src/99-systemd.rules
index 70c0d8191a4b91f711a15264c16dc6ac11c2af67..ee8deaa5f798e35d21f1c30305e8b94cb34b14cb 100644 (file)
--- a/src/99-systemd.rules
+++ b/src/99-systemd.rules
@@ -10,7 +10,11 @@ ACTION!="add|change", GOTO="systemd_end"
 KERNEL=="tty[0-9]|tty1[0-2]", TAG="systemd"
 KERNEL=="ttyS*", TAG="systemd"
 
-SUBSYSTEM=="block", TAG="systemd"
+SUBSYSTEM=="block", KERNEL!="ram*|loop*", TAG="systemd"
+
+# DM finds it funny to create additional device nodes, we need to
+merge them here, so that we recognize identical devices.
+SUBSYSTEM=="block", ENV{DM_NAME}!="", ENV{SYSTEMD_ALIAS}="/dev/mapper/$env{DM_NAME}"
 
 # We need a hardware independent way to identify network devices. We
 # use the /sys/subsystem path for this. Current vanilla kernels don't
@@ -25,4 +29,7 @@ SUBSYSTEM=="block", TAG="systemd"
 
 SUBSYSTEM=="net", KERNEL!="lo", TAG="systemd", ENV{SYSTEMD_ALIAS}="/sys/subsystem/net/devices/%k"
 
+SUBSYSTEM=="bluetooth", TAG="systemd", ENV{SYSTEMD_WANTS}="bluetooth.target"
+SUBSYSTEM=="printer", TAG="systemd", ENV{SYSTEMD_WANTS}="printer.target"
+
 LABEL="systemd_end"