-Convert all printk,print_ratelimited ...
-Define debug to have pr_debug emitted
-Fix checkpatch warning: Lu->llu

Cc: Jens Axboe <[email protected]>
Cc: Andrew Morton <[email protected]>
Signed-off-by: Fabian Frederick <[email protected]>
---
 block/blk-core.c | 60 +++++++++++++++++++++++++++-----------------------------
 1 file changed, 29 insertions(+), 31 deletions(-)

diff --git a/block/blk-core.c b/block/blk-core.c
index a0e3096..5c544fa 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -11,6 +11,7 @@
 /*
  * This handles all read/write requests to block devices
  */
+#define DEBUG
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/backing-dev.h>
@@ -139,21 +140,21 @@ void blk_dump_rq_flags(struct request *rq, char *msg)
 {
        int bit;
 
-       printk(KERN_INFO "%s: dev %s: type=%x, flags=%llx\n", msg,
-               rq->rq_disk ? rq->rq_disk->disk_name : "?", rq->cmd_type,
+       pr_info("%s: dev %s: type=%x, flags=%llx\n",
+               msg, rq->rq_disk ? rq->rq_disk->disk_name : "?", rq->cmd_type,
                (unsigned long long) rq->cmd_flags);
 
-       printk(KERN_INFO "  sector %llu, nr/cnr %u/%u\n",
+       pr_info("  sector %llu, nr/cnr %u/%u\n",
               (unsigned long long)blk_rq_pos(rq),
               blk_rq_sectors(rq), blk_rq_cur_sectors(rq));
-       printk(KERN_INFO "  bio %p, biotail %p, buffer %p, len %u\n",
+       pr_info("  bio %p, biotail %p, buffer %p, len %u\n",
               rq->bio, rq->biotail, rq->buffer, blk_rq_bytes(rq));
 
        if (rq->cmd_type == REQ_TYPE_BLOCK_PC) {
-               printk(KERN_INFO "  cdb: ");
+               pr_info("  cdb: ");
                for (bit = 0; bit < BLK_MAX_CDB; bit++)
-                       printk("%02x ", rq->cmd[bit]);
-               printk("\n");
+                       pr_cont("%02x ", rq->cmd[bit]);
+               pr_cont("\n");
        }
 }
 EXPORT_SYMBOL(blk_dump_rq_flags);
@@ -1023,8 +1024,8 @@ fail_elvpriv:
         * shouldn't stall IO.  Treat this request as !elvpriv.  This will
         * disturb iosched and blkcg but weird is bettern than dead.
         */
-       printk_ratelimited(KERN_WARNING "%s: request aux data allocation 
failed, iosched may be disturbed\n",
-                          dev_name(q->backing_dev_info.dev));
+       pr_warn_ratelimited("%s: request aux data allocation failed, iosched 
may be disturbed\n",
+                           dev_name(q->backing_dev_info.dev));
 
        rq->cmd_flags &= ~REQ_ELVPRIV;
        rq->elv.icq = NULL;
@@ -1624,12 +1625,12 @@ static void handle_bad_sector(struct bio *bio)
 {
        char b[BDEVNAME_SIZE];
 
-       printk(KERN_INFO "attempt to access beyond end of device\n");
-       printk(KERN_INFO "%s: rw=%ld, want=%Lu, limit=%Lu\n",
-                       bdevname(bio->bi_bdev, b),
-                       bio->bi_rw,
-                       (unsigned long long)bio_end_sector(bio),
-                       (long long)(i_size_read(bio->bi_bdev->bd_inode) >> 9));
+       pr_info("attempt to access beyond end of device\n");
+       pr_info("%s: rw=%ld, want=%llu, limit=%llu\n",
+               bdevname(bio->bi_bdev, b),
+               bio->bi_rw,
+               (unsigned long long)bio_end_sector(bio),
+               (long long)(i_size_read(bio->bi_bdev->bd_inode) >> 9));
 
        set_bit(BIO_EOF, &bio->bi_flags);
 }
@@ -1714,17 +1715,15 @@ generic_make_request_checks(struct bio *bio)
 
        q = bdev_get_queue(bio->bi_bdev);
        if (unlikely(!q)) {
-               printk(KERN_ERR
-                      "generic_make_request: Trying to access "
-                       "nonexistent block-device %s (%Lu)\n",
-                       bdevname(bio->bi_bdev, b),
-                       (long long) bio->bi_iter.bi_sector);
+               pr_err("generic_make_request: Trying to access nonexistent 
block-device %s (%llu)\n",
+                      bdevname(bio->bi_bdev, b),
+                      (long long) bio->bi_iter.bi_sector);
                goto end_io;
        }
 
        if (likely(bio_is_rw(bio) &&
                   nr_sectors > queue_max_hw_sectors(q))) {
-               printk(KERN_ERR "bio too big device %s (%u > %u)\n",
+               pr_err("bio too big device %s (%u > %u)\n",
                       bdevname(bio->bi_bdev, b),
                       bio_sectors(bio),
                       queue_max_hw_sectors(q));
@@ -1899,12 +1898,11 @@ void submit_bio(int rw, struct bio *bio)
 
                if (unlikely(block_dump)) {
                        char b[BDEVNAME_SIZE];
-                       printk(KERN_DEBUG "%s(%d): %s block %Lu on %s (%u 
sectors)\n",
-                       current->comm, task_pid_nr(current),
-                               (rw & WRITE) ? "WRITE" : "READ",
-                               (unsigned long long)bio->bi_iter.bi_sector,
-                               bdevname(bio->bi_bdev, b),
-                               count);
+                       pr_debug("%s(%d): %s block %llu on %s (%u sectors)\n",
+                                current->comm, task_pid_nr(current),
+                                (rw & WRITE) ? "WRITE" : "READ",
+                                (unsigned long long)bio->bi_iter.bi_sector,
+                                bdevname(bio->bi_bdev, b), count);
                }
        }
 
@@ -1939,7 +1937,7 @@ int blk_rq_check_limits(struct request_queue *q, struct 
request *rq)
                return 0;
 
        if (blk_rq_sectors(rq) > blk_queue_get_max_sectors(q, rq->cmd_flags)) {
-               printk(KERN_ERR "%s: over max size limit.\n", __func__);
+               pr_err("%s: over max size limit.\n", __func__);
                return -EIO;
        }
 
@@ -1951,7 +1949,7 @@ int blk_rq_check_limits(struct request_queue *q, struct 
request *rq)
         */
        blk_recalc_rq_segments(rq);
        if (rq->nr_phys_segments > queue_max_segments(q)) {
-               printk(KERN_ERR "%s: over max segments limit.\n", __func__);
+               pr_err("%s: over max segments limit.\n", __func__);
                return -EIO;
        }
 
@@ -2238,7 +2236,7 @@ struct request *blk_peek_request(struct request_queue *q)
                        blk_start_request(rq);
                        __blk_end_request_all(rq, -EIO);
                } else {
-                       printk(KERN_ERR "%s: bad return=%d\n", __func__, ret);
+                       pr_err("%s: bad return=%d\n", __func__, ret);
                        break;
                }
        }
@@ -2394,7 +2392,7 @@ bool blk_update_request(struct request *req, int error, 
unsigned int nr_bytes)
                        error_type = "I/O";
                        break;
                }
-               printk_ratelimited(KERN_ERR "end_request: %s error, dev %s, 
sector %llu\n",
+               pr_err_ratelimited("end_request: %s error, dev %s, sector 
%llu\n",
                                   error_type, req->rq_disk ?
                                   req->rq_disk->disk_name : "?",
                                   (unsigned long long)blk_rq_pos(req));
-- 
1.8.4.5

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