Can someone please let me know what the reasoning behind the switch to eudev?
Sincerely,
Frederick
________________________________________
From: yocto-boun...@yoctoproject.org <yocto-boun...@yoctoproject.org> on behalf
of Philip Tricca <fl...@twobit.us>
Sent: Sunday, March 6, 2016 12:08 PM
To: mark.ha...@windriver.com
Cc: yocto@yoctoproject.org
Subject: [yocto] [PATCH] udev: Rename udev bbappend to eudev.
Required by switch to eudev in oe-core. Dropping PR since this is
effectively a new recipe.
Signed-off-by: Philip Tricca <fl...@twobit.us>
---
recipes-core/eudev/eudev/init | 144 ++++++++++++++++++++++++++++++++
recipes-core/eudev/eudev/udev-cache | 32 +++++++
recipes-core/eudev/eudev_3.1.5.bbappend | 3 +
recipes-core/udev/udev/init | 144 --------------------------------
recipes-core/udev/udev/udev-cache | 32 -------
recipes-core/udev/udev_182.bbappend | 5 --
6 files changed, 179 insertions(+), 181 deletions(-)
create mode 100644 recipes-core/eudev/eudev/init
create mode 100644 recipes-core/eudev/eudev/udev-cache
create mode 100644 recipes-core/eudev/eudev_3.1.5.bbappend
delete mode 100644 recipes-core/udev/udev/init
delete mode 100644 recipes-core/udev/udev/udev-cache
delete mode 100644 recipes-core/udev/udev_182.bbappend
diff --git a/recipes-core/eudev/eudev/init b/recipes-core/eudev/eudev/init
new file mode 100644
index 0000000..9a4b293
--- /dev/null
+++ b/recipes-core/eudev/eudev/init
@@ -0,0 +1,144 @@
+#!/bin/sh
+
+### BEGIN INIT INFO
+# Provides: udev
+# Required-Start: mountvirtfs
+# Required-Stop:
+# Default-Start: S
+# Default-Stop:
+# Short-Description: Start udevd, populate /dev and load drivers.
+### END INIT INFO
+
+export TZ=/etc/localtime
+
+[ -d /sys/class ] || exit 1
+[ -r /proc/mounts ] || exit 1
+[ -x @UDEVD@ ] || exit 1
+if [ "$use_udev_cache" != "" ]; then
+ [ -f /etc/default/udev-cache ] && . /etc/default/udev-cache
+fi
+[ -f /etc/udev/udev.conf ] && . /etc/udev/udev.conf
+[ -f /etc/default/rcS ] && . /etc/default/rcS
+
+readfiles () {
+ READDATA=""
+ for filename in $@; do
+ if [ -r $filename ]; then
+ while read line; do
+ READDATA="$READDATA$line"
+ done < $filename
+ fi
+ done
+}
+
+kill_udevd () {
+ pid=`pidof -x udevd`
+ [ -n "$pid" ] && kill $pid
+}
+
+case "$1" in
+ start)
+ export ACTION=add
+ # propagate /dev from /sys
+ echo "Starting udev"
+
+ # Check for requireed devtmpfs before trying to start udev and
+ # mount a no-existant fs.
+ if ! grep -q devtmpfs /proc/filesystems
+ then
+ echo "Missing devtmpfs, which is required for udev to run";
+ echo "Halting..."
+ halt
+ fi
+ # mount the devtmpfs on /dev, if not already done
+ LANG=C awk '$2 == "/dev" && ($3 == "devtmpfs") { exit 1 }' /proc/mounts &&
{
+ mount -n -o mode=0755 -t devtmpfs none "/dev"
+ }
+ [ -e /dev/pts ] || mkdir -m 0755 /dev/pts
+ [ -e /dev/shm ] || mkdir -m 1777 /dev/shm
+ # the automount rule for udev needs /tmp directory available, as /tmp is a
symlink
+ # to /var/tmp which in turn is a symlink to /var/volatile/tmp, we need to
make sure
+ # /var/volatile/tmp directory to be available.
+ mkdir -p /var/volatile/tmp
+
+ # restorecon /run early to allow mdadm creating dir /run/mdadm
+ test ! -x /sbin/restorecon || /sbin/restorecon -F /run
+
+ # Cache handling.
+ # A list of files which are used as a criteria to judge whether the udev
cache could be reused.
+ CMP_FILE_LIST="/proc/version /proc/cmdline /proc/devices /proc/atags"
+ if [ "$use_udev_cache" != "" ]; then
+ if [ "$DEVCACHE" != "" ]; then
+ if [ -e $DEVCACHE ]; then
+ readfiles $CMP_FILE_LIST
+ NEWDATA="$READDATA"
+ readfiles /etc/udev/cache.data
+ OLDDATA="$READDATA"
+ if [ "$OLDDATA" = "$NEWDATA" ]; then
+ tar --directory=/ -xf $DEVCACHE > /dev/null
2>&1
+ not_first_boot=1
+ [ "$VERBOSE" != "no" ] && echo "udev: using
cache file $DEVCACHE"
+ [ -e /dev/shm/udev.cache ] && rm -f
/dev/shm/udev.cache
+ else
+ # Output detailed reason why the cached
/dev is not used
+ if [ "$VERBOSE" != "no" ]; then
+ echo "udev: udev cache not used"
+ echo "udev: we use $CMP_FILE_LIST
as criteria to judge whether the cache /dev could be resued"
+ echo "udev: olddata: $OLDDATA"
+ echo "udev: newdata: $NEWDATA"
+ fi
+ echo "$NEWDATA" > /dev/shm/udev.cache
+ fi
+ /usr/sbin/setenforce 1
+ else
+ if [ "$ROOTFS_READ_ONLY" != "yes" ]; then
+ # If rootfs is not read-only, it's possible
that a new udev cache would be generated;
+ # otherwise, we do not bother to read files.
+ readfiles $CMP_FILE_LIST
+ echo "$READDATA" > /dev/shm/udev.cache
+ fi
+ fi
+ fi
+ fi
+
+ # make_extra_nodes
+ kill_udevd > "/dev/null" 2>&1
+
+ # trigger the sorted events
+ echo -e '\000\000\000\000' > /proc/sys/kernel/hotplug
+ @UDEVD@ -d
+
+ udevadm control --env=STARTUP=1
+ if [ "$not_first_boot" != "" ];then
+ udevadm trigger --action=add --subsystem-nomatch=tty
--subsystem-nomatch=mem --subsystem-nomatch=vc --subsystem-nomatch=vtconsole
--subsystem-nomatch=misc --subsystem-nomatch=dcon --subsystem-nomatch=pci_bus
--subsystem-nomatch=graphics --subsystem-nomatch=backlight
--subsystem-nomatch=video4linux --subsystem-nomatch=platform
+ (udevadm settle --timeout=10; udevadm control --env=STARTUP=)&
+ else
+ udevadm trigger --action=add
+ udevadm settle
+ fi
+
+ test ! -x /sbin/restorecon || /sbin/restorecon -F /dev /dev/shm /dev/pts
+
+ ;;
+ stop)
+ echo "Stopping udevd"
+ start-stop-daemon --stop --name udevd --quiet
+ ;;
+ restart)
+ $0 stop
+ sleep 1
+ $0 start
+ ;;
+ status)
+ pid=`pidof -x udevd`
+ if [ -n "$pid" ]; then
+ echo "udevd (pid $pid) is running ..."
+ else
+ echo "udevd is stopped"
+ fi
+ ;;
+ *)
+ echo "Usage: $0 {start|stop|status|restart}"
+ exit 1
+esac
+exit 0
diff --git a/recipes-core/eudev/eudev/udev-cache
b/recipes-core/eudev/eudev/udev-cache
new file mode 100644
index 0000000..6898577
--- /dev/null
+++ b/recipes-core/eudev/eudev/udev-cache
@@ -0,0 +1,32 @@
+#!/bin/sh -e
+
+### BEGIN INIT INFO
+# Provides: udev-cache
+# Required-Start: mountall
+# Required-Stop:
+# Default-Start: S
+# Default-Stop:
+# Short-Description: cache /dev to speedup the udev next boot
+### END INIT INFO
+
+export TZ=/etc/localtime
+
+[ -r /proc/mounts ] || exit 1
+[ -x @UDEVD@ ] || exit 1
+[ -d /sys/class ] || exit 1
+
+[ -f /etc/default/rcS ] && . /etc/default/rcS
+[ -f /etc/default/udev-cache ] && . /etc/default/udev-cache
+
+if [ "$ROOTFS_READ_ONLY" = "yes" ]; then
+ [ "$VERBOSE" != "no" ] && echo "udev-cache: read-only rootfs, skip
generating udev-cache"
+ exit 0
+fi
+
+if [ "$DEVCACHE" != "" -a -e /dev/shm/udev.cache ]; then
+ echo "Populating dev cache"
+ tar --directory=/ --selinux --xattrs -cf "$DEVCACHE" dev
+ mv /dev/shm/udev.cache /etc/udev/cache.data
+fi
+
+exit 0
diff --git a/recipes-core/eudev/eudev_3.1.5.bbappend
b/recipes-core/eudev/eudev_3.1.5.bbappend
new file mode 100644
index 0000000..e1e7cd1
--- /dev/null
+++ b/recipes-core/eudev/eudev_3.1.5.bbappend
@@ -0,0 +1,3 @@
+FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+
+inherit enable-selinux
diff --git a/recipes-core/udev/udev/init b/recipes-core/udev/udev/init
deleted file mode 100644
index bb8b95b..0000000
--- a/recipes-core/udev/udev/init
+++ /dev/null
@@ -1,144 +0,0 @@
-#!/bin/sh
-
-### BEGIN INIT INFO
-# Provides: udev
-# Required-Start: mountvirtfs
-# Required-Stop:
-# Default-Start: S
-# Default-Stop:
-# Short-Description: Start udevd, populate /dev and load drivers.
-### END INIT INFO
-
-export TZ=/etc/localtime
-
-[ -d /sys/class ] || exit 1
-[ -r /proc/mounts ] || exit 1
-[ -x @UDEVD@ ] || exit 1
-if [ "$use_udev_cache" != "" ]; then
- [ -f /etc/default/udev-cache ] && . /etc/default/udev-cache
-fi
-[ -f /etc/udev/udev.conf ] && . /etc/udev/udev.conf
-[ -f /etc/default/rcS ] && . /etc/default/rcS
-
-readfiles () {
- READDATA=""
- for filename in $@; do
- if [ -r $filename ]; then
- while read line; do
- READDATA="$READDATA$line"
- done < $filename
- fi
- done
-}
-
-kill_udevd () {
- pid=`pidof -x udevd`
- [ -n "$pid" ] && kill $pid
-}
-
-case "$1" in
- start)
- export ACTION=add
- # propagate /dev from /sys
- echo "Starting udev"
-
- # Check for requireed devtmpfs before trying to start udev and
- # mount a no-existant fs.
- if ! grep -q devtmpfs /proc/filesystems
- then
- echo "Missing devtmpfs, which is required for udev to run";
- echo "Halting..."
- halt
- fi
- # mount the devtmpfs on /dev, if not already done
- LANG=C awk '$2 == "/dev" && ($3 == "devtmpfs") { exit 1 }' /proc/mounts &&
{
- mount -n -o mode=0755 -t devtmpfs none "/dev"
- }
- [ -e /dev/pts ] || mkdir -m 0755 /dev/pts
- [ -e /dev/shm ] || mkdir -m 1777 /dev/shm
- # the automount rule for udev needs /tmp directory available, as /tmp is a
symlink
- # to /var/tmp which in turn is a symlink to /var/volatile/tmp, we need to
make sure
- # /var/volatile/tmp directory to be available.
- mkdir -p /var/volatile/tmp
-
- # restorecon /run early to allow mdadm creating dir /run/mdadm
- test ! -x /sbin/restorecon || /sbin/restorecon -F /run
-
- # Cache handling.
- # A list of files which are used as a criteria to judge whether the udev
cache could be reused.
- CMP_FILE_LIST="/proc/version /proc/cmdline /proc/devices /proc/atags"
- if [ "$use_udev_cache" != "" ]; then
- if [ "$DEVCACHE" != "" ]; then
- if [ -e $DEVCACHE ]; then
- readfiles $CMP_FILE_LIST
- NEWDATA="$READDATA"
- readfiles /etc/udev/cache.data
- OLDDATA="$READDATA"
- if [ "$OLDDATA" = "$NEWDATA" ]; then
- tar --directory=/ -xf $DEVCACHE > /dev/null
2>&1
- not_first_boot=1
- [ "$VERBOSE" != "no" ] && echo "udev: using
cache file $DEVCACHE"
- [ -e /dev/shm/udev.cache ] && rm -f
/dev/shm/udev.cache
- else
- # Output detailed reason why the cached
/dev is not used
- if [ "$VERBOSE" != "no" ]; then
- echo "udev: udev cache not used"
- echo "udev: we use $CMP_FILE_LIST
as criteria to judge whether the cache /dev could be resued"
- echo "udev: olddata: $OLDDATA"
- echo "udev: newdata: $NEWDATA"
- fi
- echo "$NEWDATA" > /dev/shm/udev.cache
- fi
- /usr/sbin/setenforce 1
- else
- if [ "$ROOTFS_READ_ONLY" != "yes" ]; then
- # If rootfs is not read-only, it's possible
that a new udev cache would be generated;
- # otherwise, we do not bother to read files.
- readfiles $CMP_FILE_LIST
- echo "$READDATA" > /dev/shm/udev.cache
- fi
- fi
- fi
- fi
-
- # make_extra_nodes
- kill_udevd > "/dev/null" 2>&1
-
- # trigger the sorted events
- echo -e '\000\000\000\000' > /proc/sys/kernel/hotplug
- @UDEVD@ -d
-
- udevadm control --env=STARTUP=1
- if [ "$not_first_boot" != "" ];then
- udevadm trigger --action=add --subsystem-nomatch=tty
--subsystem-nomatch=mem --subsystem-nomatch=vc --subsystem-nomatch=vtconsole
--subsystem-nomatch=misc --subsystem-nomatch=dcon --subsystem-nomatch=pci_bus
--subsystem-nomatch=graphics --subsystem-nomatch=backlight
--subsystem-nomatch=video4linux --subsystem-nomatch=platform
- (udevadm settle --timeout=10; udevadm control --env=STARTUP=)&
- else
- udevadm trigger --action=add
- udevadm settle
- fi
-
- test ! -x /sbin/restorecon || /sbin/restorecon -F /dev /dev/shm /dev/pts
-
- ;;
- stop)
- echo "Stopping udevd"
- start-stop-daemon --stop --name udevd --quiet
- ;;
- restart)
- $0 stop
- sleep 1
- $0 start
- ;;
- status)
- pid=`pidof -x udevd`
- if [ -n "$pid" ]; then
- echo "udevd (pid $pid) is running ..."
- else
- echo "udevd is stopped"
- fi
- ;;
- *)
- echo "Usage: $0 {start|stop|status|restart}"
- exit 1
-esac
-exit 0
diff --git a/recipes-core/udev/udev/udev-cache
b/recipes-core/udev/udev/udev-cache
deleted file mode 100644
index 6898577..0000000
--- a/recipes-core/udev/udev/udev-cache
+++ /dev/null
@@ -1,32 +0,0 @@
-#!/bin/sh -e
-
-### BEGIN INIT INFO
-# Provides: udev-cache
-# Required-Start: mountall
-# Required-Stop:
-# Default-Start: S
-# Default-Stop:
-# Short-Description: cache /dev to speedup the udev next boot
-### END INIT INFO
-
-export TZ=/etc/localtime
-
-[ -r /proc/mounts ] || exit 1
-[ -x @UDEVD@ ] || exit 1
-[ -d /sys/class ] || exit 1
-
-[ -f /etc/default/rcS ] && . /etc/default/rcS
-[ -f /etc/default/udev-cache ] && . /etc/default/udev-cache
-
-if [ "$ROOTFS_READ_ONLY" = "yes" ]; then
- [ "$VERBOSE" != "no" ] && echo "udev-cache: read-only rootfs, skip
generating udev-cache"
- exit 0
-fi
-
-if [ "$DEVCACHE" != "" -a -e /dev/shm/udev.cache ]; then
- echo "Populating dev cache"
- tar --directory=/ --selinux --xattrs -cf "$DEVCACHE" dev
- mv /dev/shm/udev.cache /etc/udev/cache.data
-fi
-
-exit 0
diff --git a/recipes-core/udev/udev_182.bbappend
b/recipes-core/udev/udev_182.bbappend
deleted file mode 100644
index 6f8f049..0000000
--- a/recipes-core/udev/udev_182.bbappend
+++ /dev/null
@@ -1,5 +0,0 @@
-PR .= ".4"
-
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
-
-inherit with-selinux
--
2.1.4
--
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