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authorMike Miller <mike.miller@hp.com>2008-02-21 10:54:03 +0300
committerJens Axboe <axboe@carl.home.kernel.dk>2008-03-04 13:14:39 +0300
commit89b6e743788516491846724d7ef89bcac7ac9c99 (patch)
treeead97b7f39a2961c9b5a44ed42259fa17268c3ab /drivers/block/cciss_scsi.c
parent02cf01aea5af7a4d1a38045712fe11bffcc206b0 (diff)
downloadlinux-89b6e743788516491846724d7ef89bcac7ac9c99.tar.xz
resubmit: cciss: procfs updates to display info about many
volumes This patch allows us to display information about all of the logical volumes configured on a particular controller without stepping on memory even when there are many volumes (128 or more) configured. Please consider this for inclusion. Signed-off-by: Mike Miller <mike.miller@hp.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/block/cciss_scsi.c')
-rw-r--r--drivers/block/cciss_scsi.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/block/cciss_scsi.c b/drivers/block/cciss_scsi.c
index 55178e9973a0..45ac09300eb3 100644
--- a/drivers/block/cciss_scsi.c
+++ b/drivers/block/cciss_scsi.c
@@ -1404,21 +1404,18 @@ cciss_engage_scsi(int ctlr)
}
static void
-cciss_proc_tape_report(int ctlr, unsigned char *buffer, off_t *pos, off_t *len)
+cciss_seq_tape_report(struct seq_file *seq, int ctlr)
{
unsigned long flags;
- int size;
-
- *pos = *pos -1; *len = *len - 1; // cut off the last trailing newline
CPQ_TAPE_LOCK(ctlr, flags);
- size = sprintf(buffer + *len,
+ seq_printf(seq,
"Sequential access devices: %d\n\n",
ccissscsi[ctlr].ndevices);
CPQ_TAPE_UNLOCK(ctlr, flags);
- *pos += size; *len += size;
}
+
/* Need at least one of these error handlers to keep ../scsi/hosts.c from
* complaining. Doing a host- or bus-reset can't do anything good here.
* Despite what it might say in scsi_error.c, there may well be commands
@@ -1498,6 +1495,5 @@ static int cciss_eh_abort_handler(struct scsi_cmnd *scsicmd)
#define cciss_scsi_setup(cntl_num)
#define cciss_unregister_scsi(ctlr)
#define cciss_register_scsi(ctlr)
-#define cciss_proc_tape_report(ctlr, buffer, pos, len)
#endif /* CONFIG_CISS_SCSI_TAPE */