/usr/share/gocode/src/github.com/hanwen/go-fuse/fuse/server_linux.go is in golang-github-hanwen-go-fuse-dev 0.0~git20171124.0.14c3015-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | // Copyright 2016 the Go-FUSE Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package fuse
import (
"log"
"syscall"
)
func (ms *Server) systemWrite(req *request, header []byte) Status {
if req.flatDataSize() == 0 {
err := handleEINTR(func() error {
_, err := syscall.Write(ms.mountFd, header)
return err
})
return ToStatus(err)
}
if req.fdData != nil {
if ms.canSplice {
err := ms.trySplice(header, req, req.fdData)
if err == nil {
req.readResult.Done()
return OK
}
log.Println("trySplice:", err)
}
sz := req.flatDataSize()
buf := ms.allocOut(req, uint32(sz))
req.flatData, req.status = req.fdData.Bytes(buf)
header = req.serializeHeader(len(req.flatData))
}
_, err := writev(ms.mountFd, [][]byte{header, req.flatData})
if req.readResult != nil {
req.readResult.Done()
}
return ToStatus(err)
}
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