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unix: use ppoll to implement Pause on linux/{arm64,riscv64}

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Use ppoll instead of re-implementing it using Syscall6(SYS_PPOLL, ...)

Change-Id: I7b3baa00df32dc1fe7ee80755843a492a884938c
Reviewed-on: https://go-review.googlesource.com/c/144171
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Tobias Klauser
2018-10-24 10:57:31 +02:00
committed by Tobias Klauser
parent 22bddfe262
commit 5cd93ef61a
2 changed files with 6 additions and 12 deletions
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9
unix/syscall_linux_arm64.go
View File

@@ -191,12 +191,9 @@ func Dup2(oldfd int, newfd int) (err error) {
return Dup3(oldfd, newfd, 0)
}
func Pause() (err error) {
_, _, e1 := Syscall6(SYS_PPOLL, 0, 0, 0, 0, 0, 0)
if e1 != 0 {
err = errnoErr(e1)
}
return
func Pause() error {
_, err := ppoll(nil, 0, nil, nil)
return err
}
func Poll(fds []PollFd, timeout int) (n int, err error) {

9
unix/syscall_linux_riscv64.go
View File

@@ -191,12 +191,9 @@ func Dup2(oldfd int, newfd int) (err error) {
return Dup3(oldfd, newfd, 0)
}
func Pause() (err error) {
_, _, e1 := Syscall6(SYS_PPOLL, 0, 0, 0, 0, 0, 0)
if e1 != 0 {
err = errnoErr(e1)
}
return
func Pause() error {
_, err := ppoll(nil, 0, nil, nil)
return err
}
func Poll(fds []PollFd, timeout int) (n int, err error) {