From: Nicholas D Steeves <nsteeves@gmail.com>

btrfs-convert.c

@@ -2656,7 +2656,7 @@ static int do_convert(const char *devname, int datacsum, int packing, int noxatt
 		close(fd);
 	if (is_btrfs)
 		fprintf(stderr,
-			"WARNING: an error occured during chunk mapping fixup, filesystem mountable but not finalized\n");
+			"WARNING: an error occurred during chunk mapping fixup, filesystem mountable but not finalized\n");
 	else
 		fprintf(stderr, "conversion aborted\n");
 	return -1;

btrfs-image.c

@@ -2038,7 +2038,7 @@ static int read_chunk_block(struct mdrestore_struct *mdres, u8 *buffer,
 
 		fs_chunk = malloc(sizeof(struct fs_chunk));
 		if (!fs_chunk) {
-			fprintf(stderr, "Erorr allocating chunk\n");
+			fprintf(stderr, "Error allocating chunk\n");
 			ret = -ENOMEM;
 			break;
 		}

cmds-balance.c

@@ -876,7 +876,7 @@ static int cmd_balance_full(int argc, char **argv)
 }
 
 static const char balance_cmd_group_info[] =
-"balance data accross devices, or change block groups using filters";
+"balance data across devices, or change block groups using filters";
 
 const struct cmd_group balance_cmd_group = {
 	balance_cmd_group_usage, balance_cmd_group_info, {

cmds-check.c

@@ -5539,7 +5539,7 @@ static int check_space_cache(struct btrfs_root *root)
 
 		ret = verify_space_cache(root, cache);
 		if (ret) {
-			fprintf(stderr, "cache appears valid but isnt %Lu\n",
+			fprintf(stderr, "cache appears valid but isn't %Lu\n",
 				cache->key.objectid);
 			error++;
 		}

cmds-scrub.c

@@ -430,7 +430,7 @@ static int scrub_rename_file(const char *fn_base, const char *fn_local,
 /*
  * returns 0 if the key did not match (nothing was read)
  *         1 if the key did match (success)
- *        -1 if the key did match and an error occured
+ *        -1 if the key did match and an error occurred
  */
 static int scrub_kvread(int *i, int len, int avail, const char *buf,
 			const char *key, u64 *dest)