2 files changed, 10 insertions, 24 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index de7b4770ab17..cb9d1b8bfe74 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -29,6 +29,7 @@
 #include <linux/crc32c.h>
 #include <linux/slab.h>
 #include <linux/migrate.h>
+#include <linux/ratelimit.h>
 #include <asm/unaligned.h>
 #include "compat.h"
 #include "ctree.h"
@@ -254,14 +255,12 @@ static int csum_tree_block(struct btrfs_root *root, struct extent_buffer *buf,
                         memcpy(&found, result, csum_size);
 
                         read_extent_buffer(buf, &val, 0, csum_size);
-                        if (printk_ratelimit()) {
-                                printk(KERN_INFO "btrfs: %s checksum verify "
+                        printk_ratelimited(KERN_INFO "btrfs: %s checksum verify "
                                        "failed on %llu wanted %X found %X "
                                        "level %d\n",
                                        root->fs_info->sb->s_id,
                                        (unsigned long long)buf->start, val, found,
                                        btrfs_header_level(buf));
-                        }
                         if (result != (char *)&inline_result)
                                 kfree(result);
                         return 1;
@@ -296,13 +295,11 @@ static int verify_parent_transid(struct extent_io_tree *io_tree,
                 ret = 0;
                 goto out;
         }
-        if (printk_ratelimit()) {
-                printk("parent transid verify failed on %llu wanted %llu "
+        printk_ratelimited("parent transid verify failed on %llu wanted %llu "
                        "found %llu\n",
                        (unsigned long long)eb->start,
                        (unsigned long long)parent_transid,
                        (unsigned long long)btrfs_header_generation(eb));
-        }
         ret = 1;
         clear_extent_buffer_uptodate(io_tree, eb, &cached_state);
 out:
@@ -533,12 +530,10 @@ static int btree_readpage_end_io_hook(struct page *page, u64 start, u64 end,
 
         found_start = btrfs_header_bytenr(eb);
         if (found_start != start) {
-                if (printk_ratelimit()) {
-                        printk(KERN_INFO "btrfs bad tree block start "
+                printk_ratelimited(KERN_INFO "btrfs bad tree block start "
                                "%llu %llu\n",
                                (unsigned long long)found_start,
                                (unsigned long long)eb->start);
-                }
                 ret = -EIO;
                 goto err;
         }
@@ -550,10 +545,8 @@ static int btree_readpage_end_io_hook(struct page *page, u64 start, u64 end,
                 goto err;
         }
         if (check_tree_block_fsid(root, eb)) {
-                if (printk_ratelimit()) {
-                        printk(KERN_INFO "btrfs bad fsid on block %llu\n",
+                printk_ratelimited(KERN_INFO "btrfs bad fsid on block %llu\n",
                                (unsigned long long)eb->start);
-                }
                 ret = -EIO;
                 goto err;
         }
@@ -2108,11 +2101,9 @@ static void btrfs_end_buffer_write_sync(struct buffer_head *bh, int uptodate)
         if (uptodate) {
                 set_buffer_uptodate(bh);
         } else {
-                if (printk_ratelimit()) {
-                        printk(KERN_WARNING "lost page write due to "
+                printk_ratelimited(KERN_WARNING "lost page write due to "
                                         "I/O error on %s\n",
                                        bdevname(bh->b_bdev, b));
-                }
                 /* note, we dont' set_buffer_write_io_error because we have
                  * our own ways of dealing with the IO errors
                  */
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 5ff52b644a60..1d1017f91558 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -37,6 +37,7 @@
 #include <linux/posix_acl.h>
 #include <linux/falloc.h>
 #include <linux/slab.h>
+#include <linux/ratelimit.h>
 #include "compat.h"
 #include "ctree.h"
 #include "disk-io.h"
@@ -2004,12 +2005,10 @@ good:
         return 0;
 
 zeroit:
-        if (printk_ratelimit()) {
-                printk(KERN_INFO "btrfs csum failed ino %lu off %llu csum %u "
+        printk_ratelimited(KERN_INFO "btrfs csum failed ino %lu off %llu csum %u "
                        "private %llu\n", page->mapping->host->i_ino,
                        (unsigned long long)start, csum,
                        (unsigned long long)private);
-        }
         memset(kaddr + offset, 1, end - start + 1);
         flush_dcache_page(page);
         kunmap_atomic(kaddr, KM_USER0);
@@ -4243,22 +4242,18 @@ void btrfs_dirty_inode(struct inode *inode)
                 btrfs_end_transaction(trans, root);
                 trans = btrfs_start_transaction(root, 1);
                 if (IS_ERR(trans)) {
-                        if (printk_ratelimit()) {
-                                printk(KERN_ERR "btrfs: fail to "
+                        printk_ratelimited(KERN_ERR "btrfs: fail to "
                                        "dirty  inode %lu error %ld\n",
                                        inode->i_ino, PTR_ERR(trans));
-                        }
                         return;
                 }
                 btrfs_set_trans_block_group(trans, inode);
 
                 ret = btrfs_update_inode(trans, root, inode);
                 if (ret) {
-                        if (printk_ratelimit()) {
-                                printk(KERN_ERR "btrfs: fail to "
+                        printk_ratelimited(KERN_ERR "btrfs: fail to "
                                        "dirty  inode %lu error %d\n",
                                        inode->i_ino, ret);
-                        }
                 }
         }
         btrfs_end_transaction(trans, root);