PROC_INFO
Section: (9)
Updated: 09 April 2004
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NAME
proc_info - supports /proc/scsi/{driver_name}/{host_no}
SYNOPSIS
int proc_info (char * buffer, char ** start, off_t offset, int length, int hostno, int writeto1_read0);
ARGUMENTS
- buffer
-
anchor point to output to (0==writeto1_read0) or fetch from
(1==writeto1_read0).
- start
-
where ``interesting'' data is written to. Ignored when
1==writeto1_read0.
- offset
-
offset within buffer 0==writeto1_read0 is actually
interested in. Ignored when 1==writeto1_read0 .
- length
-
maximum (or actual) extent of buffer
- hostno
-
-- undescribed --
- writeto1_read0
-
1 -> data coming from user space towards driver
(e.g. ``echo some_string > /proc/scsi/xyz/2'')
0 -> user what data from this driver
(e.g. ``cat /proc/scsi/xyz/2'')
DESCRIPTION
Returns length when 1==writeto1_read0. Otherwise number of chars
output to buffer past offset.
LOCKS
none held
CALLING CONTEXT
process
NOTES
Driven from scsi_proc.c which interfaces to proc_fs. proc_fs
support can now be configured out of the scsi subsystem.
OPTIONALLY DEFINED IN
LLD
ABOUT THIS DOCUMENT
This documentation was generated with kernel version 2.6.0.
Index
- NAME
-
- SYNOPSIS
-
- ARGUMENTS
-
- DESCRIPTION
-
- LOCKS
-
- CALLING CONTEXT
-
- NOTES
-
- OPTIONALLY DEFINED IN
-
- ABOUT THIS DOCUMENT
-
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Time: 12:49:31 GMT, April 09, 2004