vfs: fix typos found by codespell

vfs/vfs.go

@@ -13,7 +13,7 @@
 // # It also includes directory caching
 //
 // The vfs package returns Error values to signal precisely which
-// error conditions have ocurred.  It may also return general errors
+// error conditions have occurred.  It may also return general errors
 // it receives.  It tries to use os Error values (e.g. os.ErrExist)
 // where possible.
 //

vfs/vfscache/cache.go

@@ -645,7 +645,7 @@ func (c *Cache) purgeClean(quota int64) {
 		}
 	}
 
-	// Resest outOfSpace without checking whether we have reduced cache space below the quota.
+	// Reset outOfSpace without checking whether we have reduced cache space below the quota.
 	// This allows some files to reduce their pendingAccesses count to allow them to be reset
 	// in the next iteration of the purge cleaner loop.
 
@@ -755,7 +755,7 @@ func (c *Cache) clean(kicked bool) {
 	// Was kicked?
 	if kicked {
 		c.kickerMu.Lock() // Make sure this is called with cache mutex unlocked
-		// Reenable io threads to kick me
+		// Re-enable io threads to kick me
 		c.cleanerKicked = false
 		c.kickerMu.Unlock()
 	}

vfs/vfscache/item.go

@@ -618,7 +618,7 @@ func (item *Item) _store(ctx context.Context, storeFn StoreFn) (err error) {
 		item.mu.Lock()
 	}
 
-	// Show item is clean and is elegible for cache removal
+	// Show item is clean and is eligible for cache removal
 	item.info.Dirty = false
 	err = item._save()
 	if err != nil {
@@ -966,7 +966,7 @@ func (item *Item) Reset() (rr ResetResult, spaceFreed int64, err error) {
 	}
 
 	/* Do not need to reset an empty cache file unless it was being reset and the reset failed.
-	   Some thread(s) may be waiting on the reset's succesful completion in that case. */
+	   Some thread(s) may be waiting on the reset's successful completion in that case. */
 	if item.info.Rs.Size() == 0 && !item.beingReset {
 		return SkippedEmpty, 0, nil
 	}

vfs/vfscommon/options.go

@@ -65,7 +65,7 @@ var DefaultOpt = Options{
 	DiskSpaceTotalSize: -1,
 }
 
-// Init the options, making sure everything is withing range
+// Init the options, making sure everything is within range
 func (opt *Options) Init() {
 	// Mask the permissions with the umask
 	opt.DirPerms &= ^os.FileMode(opt.Umask)