AcoSail/kernel_optimize_test
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scsi: Implement ch_printk()

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Update the ch driver to use dev_printk() variants instead of
plain printk(); this will prefix logging messages with the
appropriate device.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Hannes Reinecke 2014-06-25 16:39:56 +02:00 committed by Christoph Hellwig
parent 95e159d6dd
commit 28c31729c8
1 changed files with 9 additions and 5 deletions
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14
drivers/scsi/ch.c
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@ -84,15 +84,19 @@ static const char * vendor_labels[CH_TYPES-4] = {
};
// module_param_string_array(vendor_labels, NULL, 0444);
#define ch_printk(prefix, ch, fmt, a...) \
sdev_printk(prefix, (ch)->device, "[%s] " fmt, \
(ch)->name, ##a)
#define DPRINTK(fmt, arg...) \
do { \
if (debug) \
printk(KERN_DEBUG "%s: " fmt, ch->name, ##arg); \
ch_printk(KERN_DEBUG, ch, fmt, ##arg); \
} while (0)
#define VPRINTK(level, fmt, arg...) \
do { \
if (verbose) \
printk(level "%s: " fmt, ch->name, ##arg); \
ch_printk(level, ch, fmt, ##arg); \
} while (0)
/* ------------------------------------------------------------------- */
@ -196,7 +200,7 @@ ch_do_scsi(scsi_changer *ch, unsigned char *cmd,
__scsi_print_command(cmd);
}
result = scsi_execute_req(ch->device, cmd, direction, buffer,
result = scsi_execute_req(ch->device, cmd, direction, buffer,
buflength, &sshdr, timeout * HZ,
MAX_RETRIES, NULL);
@ -924,8 +928,8 @@ static int ch_probe(struct device *dev)
MKDEV(SCSI_CHANGER_MAJOR, ch->minor), ch,
"s%s", ch->name);
if (IS_ERR(class_dev)) {
printk(KERN_WARNING "ch%d: device_create failed\n",
ch->minor);
sdev_printk(KERN_WARNING, sd, "ch%d: device_create failed\n",
ch->minor);
ret = PTR_ERR(class_dev);
goto remove_idr;
}