1 files changed, 10 insertions, 9 deletions

diff --git a/fs/buffer.c b/fs/buffer.c
index 52d024bfdbc1..48318fb74938 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -200,6 +200,7 @@ __find_get_block_slow(struct block_device *bdev, sector_t block)
         struct buffer_head *head;
         struct page *page;
         int all_mapped = 1;
+        static DEFINE_RATELIMIT_STATE(last_warned, HZ, 1);
 
         index = block >> (PAGE_SHIFT - bd_inode->i_blkbits);
         page = find_get_page_flags(bd_mapping, index, FGP_ACCESSED);
@@ -227,15 +228,15 @@ __find_get_block_slow(struct block_device *bdev, sector_t block)
          * file io on the block device and getblk.  It gets dealt with
          * elsewhere, don't buffer_error if we had some unmapped buffers
          */
-        if (all_mapped) {
-                printk("__find_get_block_slow() failed. "
-                        "block=%llu, b_blocknr=%llu\n",
-                        (unsigned long long)block,
-                        (unsigned long long)bh->b_blocknr);
-                printk("b_state=0x%08lx, b_size=%zu\n",
-                        bh->b_state, bh->b_size);
-                printk("device %pg blocksize: %d\n", bdev,
-                        1 << bd_inode->i_blkbits);
+        ratelimit_set_flags(&last_warned, RATELIMIT_MSG_ON_RELEASE);
+        if (all_mapped && __ratelimit(&last_warned)) {
+                printk("__find_get_block_slow() failed. block=%llu, "
+                       "b_blocknr=%llu, b_state=0x%08lx, b_size=%zu, "
+                       "device %pg blocksize: %d\n",
+                       (unsigned long long)block,
+                       (unsigned long long)bh->b_blocknr,
+                       bh->b_state, bh->b_size, bdev,
+                       1 << bd_inode->i_blkbits);
         }
 out_unlock:
         spin_unlock(&bd_mapping->private_lock);