mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-12-26 00:25:17 +00:00
21 lines
610 B
Go
21 lines
610 B
Go
|
// Copyright 2019 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 linux
|
||
|
|
// +build linux
|
||
|
|
|
||
|
|
package vfs
|
||
|
|
|
||
|
|
import "golang.org/x/sys/unix"
|
||
|
|
|
||
|
|
// Calls Fadvise with FADV_RANDOM to disable readahead on a file descriptor.
|
||
|
|
func fadviseRandom(f uintptr) error {
|
||
|
|
return unix.Fadvise(int(f), 0, 0, unix.FADV_RANDOM)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Calls Fadvise with FADV_SEQUENTIAL to enable readahead on a file descriptor.
|
||
|
|
func fadviseSequential(f uintptr) error {
|
||
|
|
return unix.Fadvise(int(f), 0, 0, unix.FADV_SEQUENTIAL)
|
||
|
|
}
|