Commit e7ed70eedccc78e79ce6da2155e9caf90aff4003
1 parent
c17e2cf737
Exists in
master
and in
4 other branches
dma-debug: use pr_* instead of printk(KERN_* ...)
The pr_* macros are shorter than the old printk(KERN_ ...) variant. Change the dma-debug code to use the new macros and save a few unnecessary line breaks. If lines don't break the source code can also be grepped more easily. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Showing 1 changed file with 15 additions and 21 deletions Side-by-side Diff
lib/dma-debug.c
... | ... | @@ -139,7 +139,7 @@ |
139 | 139 | { |
140 | 140 | #ifdef CONFIG_STACKTRACE |
141 | 141 | if (entry) { |
142 | - printk(KERN_WARNING "Mapped at:\n"); | |
142 | + pr_warning("Mapped at:\n"); | |
143 | 143 | print_stack_trace(&entry->stacktrace, 0); |
144 | 144 | } |
145 | 145 | #endif |
... | ... | @@ -377,8 +377,7 @@ |
377 | 377 | spin_lock_irqsave(&free_entries_lock, flags); |
378 | 378 | |
379 | 379 | if (list_empty(&free_entries)) { |
380 | - printk(KERN_ERR "DMA-API: debugging out of memory " | |
381 | - "- disabling\n"); | |
380 | + pr_err("DMA-API: debugging out of memory - disabling\n"); | |
382 | 381 | global_disable = true; |
383 | 382 | goto out; |
384 | 383 | } |
... | ... | @@ -483,8 +482,7 @@ |
483 | 482 | num_free_entries = num_entries; |
484 | 483 | min_free_entries = num_entries; |
485 | 484 | |
486 | - printk(KERN_INFO "DMA-API: preallocated %d debug entries\n", | |
487 | - num_entries); | |
485 | + pr_info("DMA-API: preallocated %d debug entries\n", num_entries); | |
488 | 486 | |
489 | 487 | return 0; |
490 | 488 | |
... | ... | @@ -534,7 +532,7 @@ |
534 | 532 | * disabled. Since copy_from_user can fault and may sleep we |
535 | 533 | * need to copy to temporary buffer first |
536 | 534 | */ |
537 | - len = min(count, NAME_MAX_LEN - 1); | |
535 | + len = min(count, (size_t)(NAME_MAX_LEN - 1)); | |
538 | 536 | if (copy_from_user(buf, userbuf, len)) |
539 | 537 | return -EFAULT; |
540 | 538 | |
... | ... | @@ -557,8 +555,7 @@ |
557 | 555 | * switched off. |
558 | 556 | */ |
559 | 557 | if (current_driver_name[0]) |
560 | - printk(KERN_INFO "DMA-API: switching off dma-debug " | |
561 | - "driver filter\n"); | |
558 | + pr_info("DMA-API: switching off dma-debug driver filter\n"); | |
562 | 559 | current_driver_name[0] = 0; |
563 | 560 | current_driver = NULL; |
564 | 561 | goto out_unlock; |
... | ... | @@ -576,8 +573,8 @@ |
576 | 573 | current_driver_name[i] = 0; |
577 | 574 | current_driver = NULL; |
578 | 575 | |
579 | - printk(KERN_INFO "DMA-API: enable driver filter for driver [%s]\n", | |
580 | - current_driver_name); | |
576 | + pr_info("DMA-API: enable driver filter for driver [%s]\n", | |
577 | + current_driver_name); | |
581 | 578 | |
582 | 579 | out_unlock: |
583 | 580 | write_unlock_irqrestore(&driver_name_lock, flags); |
... | ... | @@ -594,7 +591,7 @@ |
594 | 591 | { |
595 | 592 | dma_debug_dent = debugfs_create_dir("dma-api", NULL); |
596 | 593 | if (!dma_debug_dent) { |
597 | - printk(KERN_ERR "DMA-API: can not create debugfs directory\n"); | |
594 | + pr_err("DMA-API: can not create debugfs directory\n"); | |
598 | 595 | return -ENOMEM; |
599 | 596 | } |
600 | 597 | |
... | ... | @@ -693,7 +690,7 @@ |
693 | 690 | |
694 | 691 | nb = kzalloc(sizeof(struct notifier_block), GFP_KERNEL); |
695 | 692 | if (nb == NULL) { |
696 | - printk(KERN_ERR "dma_debug_add_bus: out of memory\n"); | |
693 | + pr_err("dma_debug_add_bus: out of memory\n"); | |
697 | 694 | return; |
698 | 695 | } |
699 | 696 | |
... | ... | @@ -718,8 +715,7 @@ |
718 | 715 | } |
719 | 716 | |
720 | 717 | if (dma_debug_fs_init() != 0) { |
721 | - printk(KERN_ERR "DMA-API: error creating debugfs entries " | |
722 | - "- disabling\n"); | |
718 | + pr_err("DMA-API: error creating debugfs entries - disabling\n"); | |
723 | 719 | global_disable = true; |
724 | 720 | |
725 | 721 | return; |
... | ... | @@ -729,8 +725,7 @@ |
729 | 725 | num_entries = req_entries; |
730 | 726 | |
731 | 727 | if (prealloc_memory(num_entries) != 0) { |
732 | - printk(KERN_ERR "DMA-API: debugging out of memory error " | |
733 | - "- disabled\n"); | |
728 | + pr_err("DMA-API: debugging out of memory error - disabled\n"); | |
734 | 729 | global_disable = true; |
735 | 730 | |
736 | 731 | return; |
... | ... | @@ -738,7 +733,7 @@ |
738 | 733 | |
739 | 734 | nr_total_entries = num_free_entries; |
740 | 735 | |
741 | - printk(KERN_INFO "DMA-API: debugging enabled by kernel config\n"); | |
736 | + pr_info("DMA-API: debugging enabled by kernel config\n"); | |
742 | 737 | } |
743 | 738 | |
744 | 739 | static __init int dma_debug_cmdline(char *str) |
... | ... | @@ -747,8 +742,7 @@ |
747 | 742 | return -EINVAL; |
748 | 743 | |
749 | 744 | if (strncmp(str, "off", 3) == 0) { |
750 | - printk(KERN_INFO "DMA-API: debugging disabled on kernel " | |
751 | - "command line\n"); | |
745 | + pr_info("DMA-API: debugging disabled on kernel command line\n"); | |
752 | 746 | global_disable = true; |
753 | 747 | } |
754 | 748 | |
... | ... | @@ -1239,8 +1233,8 @@ |
1239 | 1233 | } |
1240 | 1234 | |
1241 | 1235 | if (current_driver_name[0]) |
1242 | - printk(KERN_INFO "DMA-API: enable driver filter for " | |
1243 | - "driver [%s]\n", current_driver_name); | |
1236 | + pr_info("DMA-API: enable driver filter for driver [%s]\n", | |
1237 | + current_driver_name); | |
1244 | 1238 | |
1245 | 1239 | |
1246 | 1240 | return 1; |