if byID {
			var err error
			idx, err = strconv.Atoi(pool)
			if err != nil {
				// We didn't find any matching pools, invalid input
				writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errInvalidArgument), r.URL)
				return
			}
		} else {
			idx = globalEndpoints.GetPoolIdx(pool)
			if idx == -1 {
				// We didn't find any matching pools, invalid input

			wlocked <- true
		}
	}()
	for i := 0; i < n; i++ {
		<-rlocked
		rl.Unlock()
		select {
		case <-wlocked:
			t.Fatal("RLocker() didn't read-lock it")
		default:
		}
		rl.Unlock()
		<-wlocked
		select {
		case <-rlocked:
			t.Fatal("RLocker() didn't respect the write lock")
		default:
		}
		wl.Unlock()
	}
}

// Borrowed from rwmutex_test.go
func TestUnlockPanic(t *testing.T) {

				continue
			}
			// If exact match, we agree.
			if _, ok := current.matches(&entry, true); ok {
				topEntries[i] = entry
				agree++
				continue
			}
			// If only the name matches we didn't agree, but add it for resolution.
			if entry.name == current.name {
				topEntries[i] = entry
				continue
			}
			// We got different entries
			if entry.name > current.name {
				continue
			}

	files, _ := filepath.Glob(filepath.Join(diskPath, ".writable-check-*.tmp"))
	for _, file := range files {
		go removeAll(file)
	}

	// Remove the entire folder in case there are leftovers that didn't get cleaned up before restart.
	go removeAll(pathJoin(diskPath, minioMetaTmpBucket+"-old"))

	// Renames and schedules for purging all bucket metacache.
	go renameAllBucketMetacache(diskPath)
}

}

// Put returns the given Buffer to the BytePool.
func (bp *BytePoolCap) Put(b []byte) {
	if bp == nil {
		return
	}
	select {
	case bp.c <- b:
		// buffer went back into pool
	default:
		// buffer didn't go back into pool, just discard
	}
}

// Width returns the width of the byte arrays in this pool.
func (bp *BytePoolCap) Width() (n int) {
	if bp == nil {
		return 0
	}
	return bp.w
}

		// 1) lk3 or lk4 need to advance and increment the ref on the existing resource,
		//    successfully acquiring the lock.
		// 2) lk2 then needs to advance and remove the resource from lockMap.
		// 3) lk3 or lk4 (whichever didn't execute in step 1) then executes and creates
		//    a new entry in lockMap and acquires a lock for the same resource.

		<-lk2ch
		lk3ok := <-lk3ch
		lk4ok := <-lk4ch

		if lk3ok && lk4ok {

		return
	}

	for i := range errs {
		// DeleteMarkerVersionID is not used specifically to avoid
		// lookup errors, since DeleteMarkerVersionID is only
		// created during DeleteMarker creation when client didn't
		// specify a versionID.
		objToDel := ObjectToDelete{
			ObjectV: ObjectV{
				ObjectName: decodeDirObject(dObjects[i].ObjectName),
				VersionID:  dObjects[i].VersionID,
			},

		}
	}

	for i := range vers {
		t.Run(fmt.Sprintf("non-strict-q%d", i), func(t *testing.T) {
			merged := mergeXLV2Versions(i, false, 0, vers...)
			if len(merged) == 0 {
				t.Error("Did not get any results")
				return
			}
			for _, ver := range merged {
				if ver.header.Type == invalidVersionType {
					t.Errorf("Invalid result returned: %v", ver.header)
				}
			}
		})

	c.Helper()
	rd, err := client.GetObject(ctx, bucket, "some-object", minio.GetObjectOptions{})
	if err != nil {
		c.Fatalf("download did not succeed got %#v", err)
	}
	if _, err = io.Copy(io.Discard, rd); err != nil {
		c.Fatalf("download did not succeed got %#v", err)
	}
}

func (c *check) mustUploadReturnVersions(ctx context.Context, client *minio.Client, bucket string) []string {
	c.Helper()

					// so exit out and release any locks that did get acquired
					done = true
				}
			}
		case <-ctx.Done():
			// Capture timedout locks as failed or took too long
			locksFailed++
			if locksFailed > tolerance {
				// We know that we are not going to get the lock anymore,
				// so exit out and release any locks that did get acquired
				done = true
			}
		}

		if done {