Merge pull request #1 from google/master

catch up

1 files changed, 0 insertions, 68 deletions

diff --git a/pkg/p9/pool.go b/pkg/p9/pool.go
deleted file mode 100644
index 52de889e1..000000000
--- a/pkg/p9/pool.go
+++ /dev/null
@@ -1,68 +0,0 @@
-// Copyright 2018 The gVisor Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package p9
-
-import (
-	"sync"
-)
-
-// pool is a simple allocator.
-//
-// It is used for both tags and FIDs.
-type pool struct {
-	mu sync.Mutex
-
-	// cache is the set of returned values.
-	cache []uint64
-
-	// start is the starting value (if needed).
-	start uint64
-
-	// max is the current maximum issued.
-	max uint64
-
-	// limit is the upper limit.
-	limit uint64
-}
-
-// Get gets a value from the pool.
-func (p *pool) Get() (uint64, bool) {
-	p.mu.Lock()
-	defer p.mu.Unlock()
-
-	// Anything cached?
-	if len(p.cache) > 0 {
-		v := p.cache[len(p.cache)-1]
-		p.cache = p.cache[:len(p.cache)-1]
-		return v, true
-	}
-
-	// Over the limit?
-	if p.start == p.limit {
-		return 0, false
-	}
-
-	// Generate a new value.
-	v := p.start
-	p.start++
-	return v, true
-}
-
-// Put returns a value to the pool.
-func (p *pool) Put(v uint64) {
-	p.mu.Lock()
-	p.cache = append(p.cache, v)
-	p.mu.Unlock()
-}