diff options
Diffstat (limited to 'extras/scsi_id/scsi_id.8')
| -rw-r--r-- | extras/scsi_id/scsi_id.8 | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/extras/scsi_id/scsi_id.8 b/extras/scsi_id/scsi_id.8 index 4213468ae4..691d5b8b05 100644 --- a/extras/scsi_id/scsi_id.8 +++ b/extras/scsi_id/scsi_id.8 @@ -111,7 +111,10 @@ The sysfs mount point must not be included. For example, use /block/sd, not /sys/block/sd. .TP .BI \-u -Reformat the output : replace all whitespaces by underscores +Reformat the output : replace all whitespaces by underscores. +.TP +.BI \-x +Export all data in KEY=<value> format used to import in other programs. .TP .BI \-v Generate verbose debugging output. @@ -140,13 +143,18 @@ for example: .fi .P -An example \fBudev\fP rule using \fBscsi_id\fP, that will name a block +\fBscsi_id\fP is one of the tools used in the "Linux Persistent Device Names" +scheme that creates persistent device links in /dev/disk. It is called with +the -x option which will print all values in a defined format to let udev +import it into its own environment for later event processing. +.sp +An example custom \fBudev\fP rule using \fBscsi_id\fP, that will name a block device and any partitions for the device matching the \fBscsi_id\fP output of 312345: .sp .nf -BUS="scsi", PROGRAM="/sbin/scsi_id -d %N -s %p", RESULT="312345", NAME="disk%n" +BUS=="scsi", PROGRAM=="/sbin/scsi_id -d %N -s %p", RESULT=="312345", NAME="disk%n" .fi .P @@ -158,7 +166,7 @@ BUS="scsi", PROGRAM="/sbin/scsi_id -d %N -s %p", RESULT="312345", NAME="disk%n" .fi .LP .SH "SEE ALSO" -.BR udev (8), hotplug (8) +.BR udev (8) .SH AUTHORS Developed by Patrick Mansfield <patmans@us.ibm.com> based on SCSI ID source included in earlier linux 2.5 kernels, sg_utils source, and SCSI |