Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>

3 files changed, 3 insertions, 3 deletions

diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index 2b6c12e983b3..a24a3f2fa13e 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -243,7 +243,7 @@ out:
  * Insert @em into @tree or perform a simple forward/backward merge with
  * existing mappings.  The extent_map struct passed in will be inserted
  * into the tree directly, with an additional reference taken, or a
- * reference dropped if the merge attempt was successfull.
+ * reference dropped if the merge attempt was successful.
  */
 int add_extent_mapping(struct extent_map_tree *tree,
                        struct extent_map *em)
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 93c28a1d6bdc..80920bce01ab 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2324,7 +2324,7 @@ int btrfs_orphan_cleanup(struct btrfs_root *root)
 
                 /*
                  * if ret == 0 means we found what we were searching for, which
-                 * is weird, but possible, so only screw with path if we didnt
+                 * is weird, but possible, so only screw with path if we didn't
                  * find the key and see if we have stuff that matches
                  */
                 if (ret > 0) {
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 58250e09eb05..199a80134312 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -2346,7 +2346,7 @@ struct btrfs_root *select_one_root(struct btrfs_trans_handle *trans,
                 root = next->root;
                 BUG_ON(!root);
 
-                /* no other choice for non-refernce counted tree */
+                /* no other choice for non-references counted tree */
                 if (!root->ref_cows)
                         return root;