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pktcdvd: add struct pktcdvd_device.name to pr_err logging where possible

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Add a new pkt_err macro to prefix the name to the logging output.  Convert
pr_err where there is a non-null struct pktcdvd_device.

Includes improvements from Andy Shevchenko.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2013-09-11 14:25:55 -07:00 committed by Linus Torvalds
parent 844aa79743
commit fa63c0ab81
1 changed files with 24 additions and 20 deletions
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44
drivers/block/pktcdvd.c
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@ -71,6 +71,9 @@
#define DRIVER_NAME "pktcdvd"
#define pkt_err(pd, fmt, ...) \
pr_err("%s: " fmt, pd->name, ##__VA_ARGS__)
#define pkt_dbg(level, pd, fmt, ...) \
do { \
if (level == 2 && PACKET_DEBUG >= 2) \
@ -938,7 +941,7 @@ static int pkt_set_segment_merging(struct pktcdvd_device *pd, struct request_que
set_bit(PACKET_MERGE_SEGS, &pd->flags);
return 0;
} else {
pr_err("cdrom max_phys_segments too small\n");
pkt_err(pd, "cdrom max_phys_segments too small\n");
return -EIO;
}
}
@ -1743,7 +1746,7 @@ static noinline_for_stack int pkt_set_write_settings(struct pktcdvd_device *pd)
/*
* paranoia
*/
pr_err("write mode wrong %d\n", wp->data_block_type);
pkt_err(pd, "write mode wrong %d\n", wp->data_block_type);
return 1;
}
wp->packet_size = cpu_to_be32(pd->settings.size >> 2);
@ -1787,7 +1790,7 @@ static int pkt_writable_track(struct pktcdvd_device *pd, track_information *ti)
if (ti->rt == 1 && ti->blank == 0)
return 1;
pr_err("bad state %d-%d-%d\n", ti->rt, ti->blank, ti->packet);
pkt_err(pd, "bad state %d-%d-%d\n", ti->rt, ti->blank, ti->packet);
return 0;
}
@ -1820,7 +1823,7 @@ static int pkt_writable_disc(struct pktcdvd_device *pd, disc_information *di)
}
if (di->disc_type != 0x20 && di->disc_type != 0) {
pr_err("wrong disc type (%x)\n", di->disc_type);
pkt_err(pd, "wrong disc type (%x)\n", di->disc_type);
return 0;
}
@ -1830,7 +1833,7 @@ static int pkt_writable_disc(struct pktcdvd_device *pd, disc_information *di)
}
if (di->border_status == PACKET_SESSION_RESERVED) {
pr_err("can't write to last track (reserved)\n");
pkt_err(pd, "can't write to last track (reserved)\n");
return 0;
}
@ -1855,7 +1858,7 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
memset(&ti, 0, sizeof(track_information));
if ((ret = pkt_get_disc_info(pd, &di))) {
pr_err("failed get_disc\n");
pkt_err(pd, "failed get_disc\n");
return ret;
}
@ -1866,12 +1869,12 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
track = 1; /* (di.last_track_msb << 8) | di.last_track_lsb; */
if ((ret = pkt_get_track_info(pd, track, 1, &ti))) {
pr_err("failed get_track\n");
pkt_err(pd, "failed get_track\n");
return ret;
}
if (!pkt_writable_track(pd, &ti)) {
pr_err("can't write to this track\n");
pkt_err(pd, "can't write to this track\n");
return -EROFS;
}
@ -1885,7 +1888,7 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
return -ENXIO;
}
if (pd->settings.size > PACKET_MAX_SECTORS) {
pr_err("packet size is too big\n");
pkt_err(pd, "packet size is too big\n");
return -EROFS;
}
pd->settings.fp = ti.fp;
@ -1927,7 +1930,7 @@ static noinline_for_stack int pkt_probe_settings(struct pktcdvd_device *pd)
pd->settings.block_mode = PACKET_BLOCK_MODE2;
break;
default:
pr_err("unknown data mode\n");
pkt_err(pd, "unknown data mode\n");
return -EROFS;
}
return 0;
@ -1961,7 +1964,7 @@ static noinline_for_stack int pkt_write_caching(struct pktcdvd_device *pd,
cgc.buflen = cgc.cmd[8] = 2 + ((buf[0] << 8) | (buf[1] & 0xff));
ret = pkt_mode_select(pd, &cgc);
if (ret) {
pr_err("write caching control failed\n");
pkt_err(pd, "write caching control failed\n");
pkt_dump_sense(&cgc);
} else if (!ret && set)
pr_notice("enabled write caching on %s\n", pd->name);
@ -2200,7 +2203,7 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write)
goto out;
if ((ret = pkt_get_last_written(pd, &lba))) {
pr_err("pkt_get_last_written failed\n");
pkt_err(pd, "pkt_get_last_written failed\n");
goto out_putdev;
}
@ -2230,7 +2233,7 @@ static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write)
if (write) {
if (!pkt_grow_pktlist(pd, CONFIG_CDROM_PKTCDVD_BUFFERS)) {
pr_err("not enough memory for buffers\n");
pkt_err(pd, "not enough memory for buffers\n");
ret = -ENOMEM;
goto out_putdev;
}
@ -2352,8 +2355,8 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
pd = q->queuedata;
if (!pd) {
pr_err("%s incorrect request queue\n",
bdevname(bio->bi_bdev, b));
pkt_err(pd, "%s incorrect request queue\n",
bdevname(bio->bi_bdev, b));
goto end_io;
}
@ -2381,7 +2384,7 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
}
if (!bio->bi_size || (bio->bi_size % CD_FRAMESIZE)) {
pr_err("wrong bio size\n");
pkt_err(pd, "wrong bio size\n");
goto end_io;
}
@ -2602,7 +2605,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
struct block_device *bdev;
if (pd->pkt_dev == dev) {
pr_err("recursive setup not allowed\n");
pkt_err(pd, "recursive setup not allowed\n");
return -EBUSY;
}
for (i = 0; i < MAX_WRITERS; i++) {
@ -2610,11 +2613,12 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
if (!pd2)
continue;
if (pd2->bdev->bd_dev == dev) {
pr_err("%s already setup\n", bdevname(pd2->bdev, b));
pkt_err(pd, "%s already setup\n",
bdevname(pd2->bdev, b));
return -EBUSY;
}
if (pd2->pkt_dev == dev) {
pr_err("can't chain pktcdvd devices\n");
pkt_err(pd, "can't chain pktcdvd devices\n");
return -EBUSY;
}
}
@ -2637,7 +2641,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
atomic_set(&pd->cdrw.pending_bios, 0);
pd->cdrw.thread = kthread_run(kcdrwd, pd, "%s", pd->name);
if (IS_ERR(pd->cdrw.thread)) {
pr_err("can't start kernel thread\n");
pkt_err(pd, "can't start kernel thread\n");
ret = -ENOMEM;
goto out_mem;
}