ceremonyclient/pebble/internal/cache/entry_invariants.go
Cassandra Heart 2e2a1e4789
v1.2.0 (#31)
2024-01-03 01:31:42 -06:00

39 lines
998 B
Go

// Copyright 2020 The LevelDB-Go and Pebble Authors. All rights reserved. Use
// of this source code is governed by a BSD-style license that can be found in
// the LICENSE file.
//
//go:build (invariants && !race) || (tracing && !race)
// +build invariants,!race tracing,!race
package cache
import (
"fmt"
"os"
"github.com/cockroachdb/pebble/internal/invariants"
)
// When the "invariants" or "tracing" build tags are enabled, we need to
// allocate entries using the Go allocator so entry.val properly maintains a
// reference to the Value.
const entriesGoAllocated = true
func entryAllocNew() *entry {
e := &entry{}
// Note: this is a no-op if invariants and tracing are disabled or race is
// enabled.
invariants.SetFinalizer(e, func(obj interface{}) {
e := obj.(*entry)
if v := e.ref.refs(); v != 0 {
fmt.Fprintf(os.Stderr, "%p: cache entry has non-zero reference count: %d\n%s",
e, v, e.ref.traces())
os.Exit(1)
}
})
return e
}
func entryAllocFree(e *entry) {
}