Btrfs: Use KM_USERN instead of KM_IRQ during data summing

Signed-off-by: Chris Mason <chris.mason@oracle.com>

diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index e17cce33fe95873f01157943b5a416325dd64b94..374d0245b29d469e3390eef244e7c077a36e4d6d 100644 (file)
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -278,11 +278,11 @@ found:
                                      btrfs_item_size_nr(leaf, path->slots[0]));
        eb_token = NULL;
 next_bvec:
-       data = kmap_atomic(bvec->bv_page, KM_IRQ0);
+       data = kmap_atomic(bvec->bv_page, KM_USER0);
        csum_result = ~(u32)0;
        csum_result = btrfs_csum_data(root, data + bvec->bv_offset,
                                      csum_result, bvec->bv_len);
-       kunmap_atomic(data, KM_IRQ0);
+       kunmap_atomic(data, KM_USER0);
        btrfs_csum_final(csum_result, (char *)&csum_result);
        if (csum_result == 0) {
                printk("csum result is 0 for inode %lu offset %Lu\n", inode->i_ino, offset);
@@ -293,12 +293,12 @@ next_bvec:
                int err;
 
                if (eb_token)
-                       unmap_extent_buffer(leaf, eb_token, KM_IRQ1);
+                       unmap_extent_buffer(leaf, eb_token, KM_USER1);
                eb_token = NULL;
                err = map_private_extent_buffer(leaf, (unsigned long)item,
                                                BTRFS_CRC32_SIZE,
                                                &eb_token, &eb_map,
-                                               &map_start, &map_len, KM_IRQ1);
+                                               &map_start, &map_len, KM_USER1);
                if (err)
                        eb_token = NULL;
        }
@@ -321,7 +321,7 @@ next_bvec:
                }
        }
        if (eb_token) {
-               unmap_extent_buffer(leaf, eb_token, KM_IRQ1);
+               unmap_extent_buffer(leaf, eb_token, KM_USER1);
                eb_token = NULL;
        }
        btrfs_mark_buffer_dirty(path->nodes[0]);