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authorKay Sievers <kay.sievers@suse.de>2006-04-02 16:01:00 +0200
committerKay Sievers <kay.sievers@suse.de>2006-04-02 16:01:00 +0200
commitcad4697469883b73cdd43e7e83db122951535ee8 (patch)
tree7481de925c7e82021974aef6bd18d61638e5c9e3
parentcee5700cde26053bcf26c61fc2b9aa8f98d27acd (diff)
downloadudev-cad4697469883b73cdd43e7e83db122951535ee8.tar.gz
update README
-rw-r--r--FAQ13
-rw-r--r--README45
2 files changed, 27 insertions, 31 deletions
diff --git a/FAQ b/FAQ
index 4285d98f..1fe374cf 100644
--- a/FAQ
+++ b/FAQ
@@ -84,7 +84,7 @@ A: udev can be placed in initramfs and run for every device that is found.
Q: Can I use udev to automount a USB device when I connect it?
A: Technically, yes, but udev is not intended for this. All major distributions
use HAL (http://freedesktop.org/wiki/Software_2fhal) for this, which also
- watches devices with removable media and integrates into the desktop software.
+ watches devices with removable media and integrates the Desktop environment.
Alternatively, it is easy to add the following to fstab:
/dev/disk/by-label/PENDRIVE /media/PENDRIVE vfat user,noauto 0 0
@@ -106,13 +106,12 @@ A: When using dynamic device numbers, a given pair of major/minor numbers may
(The same problem exists when using PAM to change permissions on login.)
The simplest solution is to prevent the creation of hard links by putting
- /dev in a separate filesystem like tmpfs.
+ /dev on a separate filesystem like tmpfs.
Q: I have other questions about udev, where do I ask them?
A: The linux-hotplug-devel mailing list is the proper place for it. The
- address for it is linux-hotplug-devel@lists.sourceforge.net
- Information on joining can be found at
- <https://lists.sourceforge.net/lists/listinfo/linux-hotplug-devel>
- Archives of the mailing list can be found at:
- <http://marc.theaimsgroup.com/?l=linux-hotplug-devel>
+ address for it is:
+ linux-hotplug-devel@lists.sourceforge.net
+ Information on joining can be found at:
+ https://lists.sourceforge.net/lists/listinfo/linux-hotplug-devel
diff --git a/README b/README
index c188506b..7ac1d450 100644
--- a/README
+++ b/README
@@ -4,13 +4,12 @@ For more information see the files in the docs/ directory.
Important Note:
Integrating udev in the system is a whole lot of work, has complex dependencies
- and differs a lot from distro to distro. All reasonable distros depend on udev
- these days and the system will not work without it.
-
- The upstream udev project does not support or recomend to replace a distro's udev
- installation with the upstream version. The installation of a unmodified upstream
- version may render your system unusable! There is no "default" setup or a set
- of "default" rules provided by the upstream udev version.
+ and differs a lot from distro to distro. All major distros depend on udev these
+ days and the system may not work without a proper installed version. The upstream
+ udev project does not support or recomend to replace a distro's udev installation
+ with the upstream version. The installation of a unmodified upstream version may
+ render your system unusable. Until now, there is no "default" setup or a set of
+ "default" rules provided by the upstream udev version.
Requirements:
- 2.6.x version of the Linux kernel. See the RELEASE-NOTES file in the
@@ -19,7 +18,7 @@ Requirements:
- The kernel must have sysfs and unix domain socket enabled.
(unix domain sockets (CONFIG_UNIX) as a loadable kernel module may work,
- but it is completely silly, don't complain if anything goes wrong.)
+ but it is completely silly - don't complain if anything goes wrong.)
- The proc filesystem must be mounted on /proc.
@@ -31,9 +30,9 @@ Operation:
Udev creates and removes device nodes in /dev, based on events the kernel
sends out on device discovery or removal.
- - Early in the boot process, /dev should get a tmpfs filesystem
- mounted, which is populated from scratch by udev. Created nodes or
- changed permissions will not survive a reboot, which is intentional.
+ - Early in the boot process, the /dev directory should get a tmpfs
+ filesystem mounted, which is populated from scratch by udev. Created nodes
+ or changed permissions will not survive a reboot, which is intentional.
- The content of /lib/udev/devices directory which contains the nodes,
symlinks and directories, which are always expected to be in /dev, should
@@ -50,8 +49,9 @@ Operation:
- All kernel events are matched against a set of specified rules in
/etc/udev/rules.d/ which make it possible to hook into the event
processing to load required kernel modules and setup devices. For all
- devices the kernel requests a device node, udev will create one with
- the default name or the one specified by a matching udev rules.
+ devices the kernel exports a major/minor number, udev will create a
+ device node with the default kernel name or the one specified by a
+ matching udev rule.
Compile Options:
@@ -74,16 +74,13 @@ Compile Options:
Default value is 'false'. KLCC specifies the klibc compiler
wrapper, usually located at /usr/bin/klcc.
EXTRAS
- If set, will build the "extra" helper programs as specified
- as listed (see below for an example).
-
-If you want to build the udev helper programs:
- make EXTRAS="extras/cdrom_id extras/scsi_id extras/volume_id"
+ list of helper programs in extras/ to build.
+ make EXTRAS="extras/cdrom_id extras/scsi_id extras/volume_id"
Installation:
- The install target intalls the udev binaries in the default locations,
- All at boot time reqired binaries will be installed in /sbin.
+ All at boot time reqired binaries will be installed in /lib/udev or /sbin.
- The default location for scripts and binaries that are called from
rules is /lib/udev. Other packages who install udev rules, should use
@@ -94,12 +91,12 @@ Installation:
That way, nodes for broken subsystems or devices which can't be
detected automatically by the kernel, will always be available.
- - Copies of the rules files for all major distros are in the etc/udev
- directory (you may look there how others distros are doing it).
+ - Copies of the rules files for the major distros are provided as examples
+ in the etc/udev directory.
- - The persistent disk links in /dev/disk are the de facto standard
- on Linux and should be installed with every default udev installation.
- The devfs naming scheme rules are not recommended and not supported.
+ - The persistent device naming links in /dev/disk/ are required by other
+ software that depends on the data udev has collected from the devices
+ and should be installed by default with every udev installation.
Please direct any comment/question/concern to the linux-hotplug-devel mailing list at:
linux-hotplug-devel@lists.sourceforge.net