From ea7b52374caa7f687c7e09b0102dbf834e5d2d88 Mon Sep 17 00:00:00 2001
From: Kay Sievers <kay@vrfy.org>
Date: Thu, 12 Mar 2015 16:28:38 +0100
Subject: rules: systemd - remove legacy "ram" from block device blacklist

---
 rules/99-systemd.rules.in | 23 ++++++++---------------
 1 file changed, 8 insertions(+), 15 deletions(-)

(limited to 'rules/99-systemd.rules.in')

diff --git a/rules/99-systemd.rules.in b/rules/99-systemd.rules.in
index b66d727a4..10b90b813 100644
--- a/rules/99-systemd.rules.in
+++ b/rules/99-systemd.rules.in
@@ -8,15 +8,14 @@
 ACTION=="remove", GOTO="systemd_end"
 
 SUBSYSTEM=="tty", KERNEL=="tty[a-zA-Z]*|hvc*|xvc*|hvsi*|ttysclp*|sclp_line*|3270/tty[0-9]*", TAG+="systemd"
-
 KERNEL=="vport*", TAG+="systemd"
 
-SUBSYSTEM=="block", KERNEL!="ram*", TAG+="systemd"
-SUBSYSTEM=="block", KERNEL!="ram*", ENV{DM_UDEV_DISABLE_OTHER_RULES_FLAG}=="1", ENV{SYSTEMD_READY}="0"
+SUBSYSTEM=="block", TAG+="systemd"
+SUBSYSTEM=="block", ENV{DM_UDEV_DISABLE_OTHER_RULES_FLAG}=="1", ENV{SYSTEMD_READY}="0"
 
 # Ignore encrypted devices with no identified superblock on it, since
 # we are probably still calling mke2fs or mkswap on it.
-SUBSYSTEM=="block", KERNEL!="ram*", ENV{DM_UUID}=="CRYPT-*", ENV{ID_PART_TABLE_TYPE}=="", ENV{ID_FS_USAGE}=="", ENV{SYSTEMD_READY}="0"
+SUBSYSTEM=="block", ENV{DM_UUID}=="CRYPT-*", ENV{ID_PART_TABLE_TYPE}=="", ENV{ID_FS_USAGE}=="", ENV{SYSTEMD_READY}="0"
 
 # Ignore raid devices that are not yet assembled and started
 SUBSYSTEM=="block", ENV{DEVTYPE}=="disk", KERNEL=="md*", TEST!="md/array_state", ENV{SYSTEMD_READY}="0"
@@ -29,15 +28,13 @@ SUBSYSTEM=="block", KERNEL=="loop[0-9]*", ENV{DEVTYPE}=="disk", TEST!="loop/back
 ACTION=="add", SUBSYSTEM=="block", KERNEL=="nbd*", ENV{SYSTEMD_READY}="0"
 
 # We need a hardware independent way to identify network devices. We
-# use the /sys/subsystem path for this. Current vanilla kernels don't
-# actually support that hierarchy right now, however upcoming kernels
-# will. HAL and udev internally support /sys/subsystem already, hence
-# it should be safe to use this here, too. This is mostly just an
-# identification string for systemd, so whether the path actually is
+# use the /sys/subsystem/ path for this. Kernel "bus" and "class" names
+# should be treated as one namespace, like udev handles it. This is mostly
+# just an identification string for systemd, so whether the path actually is
 # accessible or not does not matter as long as it is unique and in the
 # filesystem namespace.
 #
-# http://cgit.freedesktop.org/systemd/systemd/tree/src/libudev/libudev-enumerate.c#n922
+# http://cgit.freedesktop.org/systemd/systemd/tree/src/libudev/libudev-enumerate.c#n955
 
 SUBSYSTEM=="net", KERNEL!="lo", TAG+="systemd", ENV{SYSTEMD_ALIAS}+="/sys/subsystem/net/devices/$name"
 SUBSYSTEM=="bluetooth", TAG+="systemd", ENV{SYSTEMD_ALIAS}+="/sys/subsystem/bluetooth/devices/%k"
@@ -51,12 +48,10 @@ SUBSYSTEM=="usb", KERNEL=="lp*", TAG+="systemd", ENV{SYSTEMD_WANTS}+="printer.ta
 SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", ENV{ID_USB_INTERFACES}=="*:0701??:*", TAG+="systemd", ENV{SYSTEMD_WANTS}+="printer.target"
 
 # Apply sysctl variables to network devices (and only to those) as they appear.
-
 ACTION=="add", SUBSYSTEM=="net", KERNEL!="lo", RUN+="@rootlibexecdir@/systemd-sysctl --prefix=/net/ipv4/conf/$name --prefix=/net/ipv4/neigh/$name --prefix=/net/ipv6/conf/$name --prefix=/net/ipv6/neigh/$name"
 
 # Pull in backlight save/restore for all backlight devices and
 # keyboard backlights
-
 SUBSYSTEM=="backlight", TAG+="systemd", IMPORT{builtin}="path_id", ENV{SYSTEMD_WANTS}+="systemd-backlight@backlight:$name.service"
 SUBSYSTEM=="leds", KERNEL=="*kbd_backlight", TAG+="systemd", IMPORT{builtin}="path_id", ENV{SYSTEMD_WANTS}+="systemd-backlight@leds:$name.service"
 
@@ -64,9 +59,7 @@ SUBSYSTEM=="leds", KERNEL=="*kbd_backlight", TAG+="systemd", IMPORT{builtin}="pa
 
 SUBSYSTEM=="rfkill", TAG+="systemd", IMPORT{builtin}="path_id", ENV{SYSTEMD_ALIAS}+="/sys/subsystem/rfkill/devices/%k", ENV{SYSTEMD_WANTS}+="systemd-rfkill@$name.service"
 
-# Asynchronously mount file systems implemented by these modules as
-# soon as they are loaded.
-
+# Asynchronously mount file systems implemented by these modules as soon as they are loaded.
 SUBSYSTEM=="module", KERNEL=="fuse", TAG+="systemd", ENV{SYSTEMD_WANTS}+="sys-fs-fuse-connections.mount"
 SUBSYSTEM=="module", KERNEL=="configfs", TAG+="systemd", ENV{SYSTEMD_WANTS}+="sys-kernel-config.mount"
 
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