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- Lines: 66
- Date:
Thu Nov 28 15:53:08 2002
- Orig file:
linux-2.4.19/Documentation/filesystems/devfs/README
- Orig date:
Fri Aug 2 17:39:42 2002
diff -urN linux-2.4.19/Documentation/filesystems/devfs/README linux-2.4.20/Documentation/filesystems/devfs/README
@@ -3,7 +3,7 @@
Linux Devfs (Device File System) FAQ
Richard Gooch
-7-APR-2002
+21-JUL-2002
Document languages:
@@ -788,6 +788,9 @@
make sure the kernel does not mount devfs at boot time
+make sure you have a correct /dev/console entry in your
+root file-system (where your disc-based /dev lives)
+
create the /dev-state directory
@@ -1288,9 +1291,10 @@
SCSI Generic Devices
-All SCSI CD-ROMs are placed under /dev/sg. A similar naming
-scheme is used as for SCSI discs. A SCSI generic device with the
-parameters:c=1,b=2,t=3,u=4 would appear as:
+The generic (aka. raw) interface for all SCSI devices are placed under
+/dev/sg. A similar naming scheme is used as for SCSI discs. A
+SCSI generic device with the parameters:c=1,b=2,t=3,u=4 would appear
+as:
/dev/sg/c1b2t3u4
@@ -1605,6 +1609,23 @@
do that.
+I have extra or incorrect entries in /dev
+
+You may have stale entries in your dev-state area. Check for a
+RESTORE configuration line in your devfsd configuration
+(typically /etc/devfsd.conf). If you have this line, check
+the contents of the specified directory for stale entries. Remove
+any entries which are incorrect, then reboot.
+
+
+I get "Unable to open initial console" messages at boot
+
+This usually happens when you don't have devfs automounted onto
+/dev at boot time, and there is no valid
+/dev/console entry on your root file-system. Create a valid
+/dev/console device node.
+
+
@@ -1756,7 +1777,7 @@
First, remember that no naming scheme will please everybody. You hate
the scheme, others love it. Who's to say who's right and who's wrong?
Ultimately, the person who writes the code gets to choose, and what
-exists now is a combination of the the choices made by the
+exists now is a combination of the choices made by the
devfs author and the
kernel maintainer (Linus).
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)