Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index ef3dc4b..74add2d 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -1136,7 +1136,7 @@
  * earlier versions of GFS2 have a bug in the stuffed file reading
  * code which will result in a buffer overrun if the size is larger
  * than the max stuffed file size. In order to prevent this from
- * occuring, such files are unstuffed, but in other cases we can
+ * occurring, such files are unstuffed, but in other cases we can
  * just update the inode size directly.
  *
  * Returns: 0 on success, or -ve on error
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index e243131..f07643e 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -1123,7 +1123,7 @@
  * @number: the lock number
  * @glops: the glock operations for the type of glock
  * @state: the state to acquire the glock in
- * @flags: modifier flags for the aquisition
+ * @flags: modifier flags for the acquisition
  * @gh: the struct gfs2_holder
  *
  * Returns: errno
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index ec73ed7..a4e23d6 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -657,7 +657,7 @@
  * @sdp: the file system
  *
  * This function flushes data and meta data for all machines by
- * aquiring the transaction log exclusively.  All journals are
+ * acquiring the transaction log exclusively.  All journals are
  * ensured to be in a clean state as well.
  *
  * Returns: errno