pktcdvd: consolidate DPRINTK and VPRINTK macros
authorJoe Perches <joe@perches.com>
Wed, 11 Sep 2013 21:25:53 +0000 (14:25 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 11 Sep 2013 22:59:32 +0000 (15:59 -0700)
Use the more common pkt_dbg(level, fmt, ...) form.

These messages are emitted at KERN_NOTICE.

Always emit function name with pkt_dbg(2, ...) uses and remove the
sometimes abbreviated embedded function name.

This form always verifies the format and arguments.

Signed-off-by: Joe Perches <joe@perches.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>
drivers/block/pktcdvd.c

index eb71522..aaa5da2 100644 (file)
 
 #define DRIVER_NAME    "pktcdvd"
 
-#if PACKET_DEBUG
-#define DPRINTK(fmt, args...) printk(KERN_NOTICE fmt, ##args)
-#else
-#define DPRINTK(fmt, args...)
-#endif
-
-#if PACKET_DEBUG > 1
-#define VPRINTK(fmt, args...) printk(KERN_NOTICE fmt, ##args)
-#else
-#define VPRINTK(fmt, args...)
-#endif
+#define pkt_dbg(level, fmt, ...)                               \
+do {                                                           \
+       if (level == 2 && PACKET_DEBUG >= 2)                    \
+               pr_notice("%s: " fmt, __func__, ##__VA_ARGS__); \
+       else if (level == 1 && PACKET_DEBUG >= 1)               \
+               pr_notice(fmt, ##__VA_ARGS__);                  \
+} while (0)
 
 #define MAX_SPEED 0xffff
 
@@ -519,7 +515,7 @@ static void pkt_bio_finished(struct pktcdvd_device *pd)
 {
        BUG_ON(atomic_read(&pd->cdrw.pending_bios) <= 0);
        if (atomic_dec_and_test(&pd->cdrw.pending_bios)) {
-               VPRINTK(DRIVER_NAME": queue empty\n");
+               pkt_dbg(2, "queue empty\n");
                atomic_set(&pd->iosched.attention, 1);
                wake_up(&pd->wqueue);
        }
@@ -870,7 +866,7 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd)
                                need_write_seek = 0;
                        if (need_write_seek && reads_queued) {
                                if (atomic_read(&pd->cdrw.pending_bios) > 0) {
-                                       VPRINTK(DRIVER_NAME": write, waiting\n");
+                                       pkt_dbg(2, "write, waiting\n");
                                        break;
                                }
                                pkt_flush_cache(pd);
@@ -879,7 +875,7 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd)
                } else {
                        if (!reads_queued && writes_queued) {
                                if (atomic_read(&pd->cdrw.pending_bios) > 0) {
-                                       VPRINTK(DRIVER_NAME": read, waiting\n");
+                                       pkt_dbg(2, "read, waiting\n");
                                        break;
                                }
                                pd->iosched.writing = 1;
@@ -985,8 +981,9 @@ static void pkt_end_io_read(struct bio *bio, int err)
        struct pktcdvd_device *pd = pkt->pd;
        BUG_ON(!pd);
 
-       VPRINTK("pkt_end_io_read: bio=%p sec0=%llx sec=%llx err=%d\n", bio,
-               (unsigned long long)pkt->sector, (unsigned long long)bio->bi_sector, err);
+       pkt_dbg(2, "bio=%p sec0=%llx sec=%llx err=%d\n",
+               bio, (unsigned long long)pkt->sector,
+               (unsigned long long)bio->bi_sector, err);
 
        if (err)
                atomic_inc(&pkt->io_errors);
@@ -1003,7 +1000,7 @@ static void pkt_end_io_packet_write(struct bio *bio, int err)
        struct pktcdvd_device *pd = pkt->pd;
        BUG_ON(!pd);
 
-       VPRINTK("pkt_end_io_packet_write: id=%d, err=%d\n", pkt->id, err);
+       pkt_dbg(2, "id=%d, err=%d\n", pkt->id, err);
 
        pd->stats.pkt_ended++;
 
@@ -1045,7 +1042,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt)
        spin_unlock(&pkt->lock);
 
        if (pkt->cache_valid) {
-               VPRINTK("pkt_gather_data: zone %llx cached\n",
+               pkt_dbg(2, "zone %llx cached\n",
                        (unsigned long long)pkt->sector);
                goto out_account;
        }
@@ -1068,7 +1065,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt)
 
                p = (f * CD_FRAMESIZE) / PAGE_SIZE;
                offset = (f * CD_FRAMESIZE) % PAGE_SIZE;
-               VPRINTK("pkt_gather_data: Adding frame %d, page:%p offs:%d\n",
+               pkt_dbg(2, "Adding frame %d, page:%p offs:%d\n",
                        f, pkt->pages[p], offset);
                if (!bio_add_page(bio, pkt->pages[p], CD_FRAMESIZE, offset))
                        BUG();
@@ -1080,7 +1077,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt)
        }
 
 out_account:
-       VPRINTK("pkt_gather_data: need %d frames for zone %llx\n",
+       pkt_dbg(2, "need %d frames for zone %llx\n",
                frames_read, (unsigned long long)pkt->sector);
        pd->stats.pkt_started++;
        pd->stats.secs_rg += frames_read * (CD_FRAMESIZE >> 9);
@@ -1181,7 +1178,8 @@ static inline void pkt_set_state(struct packet_data *pkt, enum packet_data_state
                "IDLE", "WAITING", "READ_WAIT", "WRITE_WAIT", "RECOVERY", "FINISHED"
        };
        enum packet_data_state old_state = pkt->state;
-       VPRINTK("pkt %2d : s=%6llx %s -> %s\n", pkt->id, (unsigned long long)pkt->sector,
+       pkt_dbg(2, "pkt %2d : s=%6llx %s -> %s\n",
+               pkt->id, (unsigned long long)pkt->sector,
                state_name[old_state], state_name[state]);
 #endif
        pkt->state = state;
@@ -1200,12 +1198,12 @@ static int pkt_handle_queue(struct pktcdvd_device *pd)
        struct rb_node *n;
        int wakeup;
 
-       VPRINTK("handle_queue\n");
+       pkt_dbg(2, "\n");
 
        atomic_set(&pd->scan_queue, 0);
 
        if (list_empty(&pd->cdrw.pkt_free_list)) {
-               VPRINTK("handle_queue: no pkt\n");
+               pkt_dbg(2, "no pkt\n");
                return 0;
        }
 
@@ -1242,7 +1240,7 @@ try_next_bio:
        }
        spin_unlock(&pd->lock);
        if (!bio) {
-               VPRINTK("handle_queue: no bio\n");
+               pkt_dbg(2, "no bio\n");
                return 0;
        }
 
@@ -1258,10 +1256,10 @@ try_next_bio:
         * to this packet.
         */
        spin_lock(&pd->lock);
-       VPRINTK("pkt_handle_queue: looking for zone %llx\n", (unsigned long long)zone);
+       pkt_dbg(2, "looking for zone %llx\n", (unsigned long long)zone);
        while ((node = pkt_rbtree_find(pd, zone)) != NULL) {
                bio = node->bio;
-               VPRINTK("pkt_handle_queue: found zone=%llx\n",
+               pkt_dbg(2, "found zone=%llx\n",
                        (unsigned long long)get_zone(bio->bi_sector, pd));
                if (get_zone(bio->bi_sector, pd) != zone)
                        break;
@@ -1314,7 +1312,7 @@ static void pkt_start_write(struct pktcdvd_device *pd, struct packet_data *pkt)
                if (!bio_add_page(pkt->w_bio, bvec[f].bv_page, CD_FRAMESIZE, bvec[f].bv_offset))
                        BUG();
        }
-       VPRINTK(DRIVER_NAME": vcnt=%d\n", pkt->w_bio->bi_vcnt);
+       pkt_dbg(2, "vcnt=%d\n", pkt->w_bio->bi_vcnt);
 
        /*
         * Fill-in bvec with data from orig_bios.
@@ -1325,7 +1323,7 @@ static void pkt_start_write(struct pktcdvd_device *pd, struct packet_data *pkt)
        pkt_set_state(pkt, PACKET_WRITE_WAIT_STATE);
        spin_unlock(&pkt->lock);
 
-       VPRINTK("pkt_start_write: Writing %d frames for zone %llx\n",
+       pkt_dbg(2, "Writing %d frames for zone %llx\n",
                pkt->write_size, (unsigned long long)pkt->sector);
 
        if (test_bit(PACKET_MERGE_SEGS, &pd->flags) || (pkt->write_size < pkt->frames)) {
@@ -1357,7 +1355,7 @@ static void pkt_run_state_machine(struct pktcdvd_device *pd, struct packet_data
 {
        int uptodate;
 
-       VPRINTK("run_state_machine: pkt %d\n", pkt->id);
+       pkt_dbg(2, "pkt %d\n", pkt->id);
 
        for (;;) {
                switch (pkt->state) {
@@ -1396,7 +1394,7 @@ static void pkt_run_state_machine(struct pktcdvd_device *pd, struct packet_data
                        if (pkt_start_recovery(pkt)) {
                                pkt_start_write(pd, pkt);
                        } else {
-                               VPRINTK("No recovery possible\n");
+                               pkt_dbg(2, "No recovery possible\n");
                                pkt_set_state(pkt, PACKET_FINISHED_STATE);
                        }
                        break;
@@ -1417,7 +1415,7 @@ static void pkt_handle_packets(struct pktcdvd_device *pd)
 {
        struct packet_data *pkt, *next;
 
-       VPRINTK("pkt_handle_packets\n");
+       pkt_dbg(2, "\n");
 
        /*
         * Run state machine for active packets
@@ -1500,9 +1498,9 @@ static int kcdrwd(void *foobar)
                        if (PACKET_DEBUG > 1) {
                                int states[PACKET_NUM_STATES];
                                pkt_count_states(pd, states);
-                               VPRINTK("kcdrwd: i:%d ow:%d rw:%d ww:%d rec:%d fin:%d\n",
-                                       states[0], states[1], states[2], states[3],
-                                       states[4], states[5]);
+                               pkt_dbg(2, "i:%d ow:%d rw:%d ww:%d rec:%d fin:%d\n",
+                                       states[0], states[1], states[2],
+                                       states[3], states[4], states[5]);
                        }
 
                        min_sleep_time = MAX_SCHEDULE_TIMEOUT;
@@ -1511,9 +1509,9 @@ static int kcdrwd(void *foobar)
                                        min_sleep_time = pkt->sleep_time;
                        }
 
-                       VPRINTK("kcdrwd: sleeping\n");
+                       pkt_dbg(2, "sleeping\n");
                        residue = schedule_timeout(min_sleep_time);
-                       VPRINTK("kcdrwd: wake up\n");
+                       pkt_dbg(2, "wake up\n");
 
                        /* make swsusp happy with our thread */
                        try_to_freeze();
@@ -1810,7 +1808,8 @@ static int pkt_writable_disc(struct pktcdvd_device *pd, disc_information *di)
                case 0x12: /* DVD-RAM */
                        return 1;
                default:
-                       VPRINTK(DRIVER_NAME": Wrong disc profile (%x)\n", pd->mmc3_profile);
+                       pkt_dbg(2, "Wrong disc profile (%x)\n",
+                               pd->mmc3_profile);
                        return 0;
        }
 
@@ -2125,7 +2124,7 @@ static noinline_for_stack int pkt_perform_opc(struct pktcdvd_device *pd)
        struct request_sense sense;
        int ret;
 
-       VPRINTK(DRIVER_NAME": Performing OPC\n");
+       pkt_dbg(2, "Performing OPC\n");
 
        init_cdrom_command(&cgc, NULL, 0, CGC_DATA_NONE);
        cgc.sense = &sense;
@@ -2143,12 +2142,12 @@ static int pkt_open_write(struct pktcdvd_device *pd)
        unsigned int write_speed, media_write_speed, read_speed;
 
        if ((ret = pkt_probe_settings(pd))) {
-               VPRINTK(DRIVER_NAME": %s failed probe\n", pd->name);
+               pkt_dbg(2, "%s failed probe\n", pd->name);
                return ret;
        }
 
        if ((ret = pkt_set_write_settings(pd))) {
-               DPRINTK(DRIVER_NAME": %s failed saving write settings\n", pd->name);
+               pkt_dbg(1, "%s failed saving write settings\n", pd->name);
                return -EIO;
        }
 
@@ -2160,26 +2159,26 @@ static int pkt_open_write(struct pktcdvd_device *pd)
                case 0x13: /* DVD-RW */
                case 0x1a: /* DVD+RW */
                case 0x12: /* DVD-RAM */
-                       DPRINTK(DRIVER_NAME": write speed %ukB/s\n", write_speed);
+                       pkt_dbg(1, "write speed %ukB/s\n", write_speed);
                        break;
                default:
                        if ((ret = pkt_media_speed(pd, &media_write_speed)))
                                media_write_speed = 16;
                        write_speed = min(write_speed, media_write_speed * 177);
-                       DPRINTK(DRIVER_NAME": write speed %ux\n", write_speed / 176);
+                       pkt_dbg(1, "write speed %ux\n", write_speed / 176);
                        break;
        }
        read_speed = write_speed;
 
        if ((ret = pkt_set_speed(pd, write_speed, read_speed))) {
-               DPRINTK(DRIVER_NAME": %s couldn't set write speed\n", pd->name);
+               pkt_dbg(1, "%s couldn't set write speed\n", pd->name);
                return -EIO;
        }
        pd->write_speed = write_speed;
        pd->read_speed = read_speed;
 
        if ((ret = pkt_perform_opc(pd))) {
-               DPRINTK(DRIVER_NAME": %s Optimum Power Calibration failed\n", pd->name);
+               pkt_dbg(1, "%s Optimum Power Calibration failed\n", pd->name);
        }
 
        return 0;
@@ -2256,7 +2255,7 @@ out:
 static void pkt_release_dev(struct pktcdvd_device *pd, int flush)
 {
        if (flush && pkt_flush_cache(pd))
-               DPRINTK(DRIVER_NAME": %s not flushing cache\n", pd->name);
+               pkt_dbg(1, "%s not flushing cache\n", pd->name);
 
        pkt_lock_door(pd, 0);
 
@@ -2278,7 +2277,7 @@ static int pkt_open(struct block_device *bdev, fmode_t mode)
        struct pktcdvd_device *pd = NULL;
        int ret;
 
-       VPRINTK(DRIVER_NAME": entering open\n");
+       pkt_dbg(2, "entering\n");
 
        mutex_lock(&pktcdvd_mutex);
        mutex_lock(&ctl_mutex);
@@ -2314,7 +2313,7 @@ static int pkt_open(struct block_device *bdev, fmode_t mode)
 out_dec:
        pd->refcnt--;
 out:
-       VPRINTK(DRIVER_NAME": failed open (%d)\n", ret);
+       pkt_dbg(2, "failed (%d)\n", ret);
        mutex_unlock(&ctl_mutex);
        mutex_unlock(&pktcdvd_mutex);
        return ret;
@@ -2395,7 +2394,7 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
        blk_queue_bounce(q, &bio);
 
        zone = get_zone(bio->bi_sector, pd);
-       VPRINTK("pkt_make_request: start = %6llx stop = %6llx\n",
+       pkt_dbg(2, "start = %6llx stop = %6llx\n",
                (unsigned long long)bio->bi_sector,
                (unsigned long long)bio_end_sector(bio));
 
@@ -2650,7 +2649,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev)
        }
 
        proc_create_data(pd->name, 0, pkt_proc, &pkt_proc_fops, pd);
-       DPRINTK(DRIVER_NAME": writer %s mapped to %s\n", pd->name, bdevname(bdev, b));
+       pkt_dbg(1, "writer %s mapped to %s\n", pd->name, bdevname(bdev, b));
        return 0;
 
 out_mem:
@@ -2665,8 +2664,8 @@ static int pkt_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
        struct pktcdvd_device *pd = bdev->bd_disk->private_data;
        int ret;
 
-       VPRINTK("pkt_ioctl: cmd %x, dev %d:%d\n", cmd,
-               MAJOR(bdev->bd_dev), MINOR(bdev->bd_dev));
+       pkt_dbg(2, "cmd %x, dev %d:%d\n",
+               cmd, MAJOR(bdev->bd_dev), MINOR(bdev->bd_dev));
 
        mutex_lock(&pktcdvd_mutex);
        switch (cmd) {
@@ -2690,7 +2689,7 @@ static int pkt_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
                break;
 
        default:
-               VPRINTK(DRIVER_NAME": Unknown ioctl for %s (%x)\n", pd->name, cmd);
+               pkt_dbg(2, "Unknown ioctl for %s (%x)\n", pd->name, cmd);
                ret = -ENOTTY;
        }
        mutex_unlock(&pktcdvd_mutex);
@@ -2839,7 +2838,7 @@ static int pkt_remove_dev(dev_t pkt_dev)
                        break;
        }
        if (idx == MAX_WRITERS) {
-               DPRINTK(DRIVER_NAME": dev not setup\n");
+               pkt_dbg(1, "dev not setup\n");
                ret = -ENXIO;
                goto out;
        }
@@ -2859,7 +2858,7 @@ static int pkt_remove_dev(dev_t pkt_dev)
        blkdev_put(pd->bdev, FMODE_READ | FMODE_NDELAY);
 
        remove_proc_entry(pd->name, pkt_proc);
-       DPRINTK(DRIVER_NAME": writer %s unmapped\n", pd->name);
+       pkt_dbg(1, "writer %s unmapped\n", pd->name);
 
        del_gendisk(pd->disk);
        blk_cleanup_queue(pd->disk->queue);