Merge pull request #782 from xiaobo55x:pkg_rawfile

PiperOrigin-RevId: 266976315

pkg/tcpip/link/rawfile/BUILD

@@ -8,7 +8,6 @@ go_library(
         "blockingpoll_amd64.s",
         "blockingpoll_arm64.s",
         "blockingpoll_noyield_unsafe.go",
-        "blockingpoll_unsafe.go",
         "blockingpoll_yield_unsafe.go",
         "errors.go",
         "rawfile_unsafe.go",

pkg/tcpip/link/rawfile/blockingpoll_unsafe.go

@@ -1,31 +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.
-
-// +build linux,!amd64
-
-package rawfile
-
-import (
-	"syscall"
-	"unsafe"
-)
-
-// BlockingPoll is just a stub function that forwards to the ppoll() system call
-// on non-amd64 platforms.
-func BlockingPoll(fds *PollEvent, nfds int, timeout *syscall.Timespec) (int, syscall.Errno) {
-	n, _, e := syscall.Syscall6(syscall.SYS_PPOLL, uintptr(unsafe.Pointer(fds)),
-		uintptr(nfds), uintptr(unsafe.Pointer(timeout)), 0, 0, 0)
-
-	return int(n), e
-}