diff options
| author | Haibo Xu <haibo.xu@arm.com> | 2019-07-30 10:59:57 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2019-07-30 11:01:29 -0700 |
| commit | 1decf764718f66097ce5bbfe2cd14a883a4ef713 (patch) | |
| tree | c248d286343a2b52f34667322ef3197261c48fc5 /pkg/fdnotifier/poll_unsafe.go | |
| parent | 8da9f8a12c51de41c4e048128a163fbb63679e4b (diff) | |
Change syscall.POLL to syscall.PPOLL.
syscall.POLL is not supported on arm64, using syscall.PPOLL
to support both the x86 and arm64. refs #63
Signed-off-by: Haibo Xu <haibo.xu@arm.com>
Change-Id: I2c81a063d3ec4e7e6b38fe62f17a0924977f505e
COPYBARA_INTEGRATE_REVIEW=https://github.com/google/gvisor/pull/543 from xiaobo55x:master ba598263fd3748d1addd48e4194080aa12085164
PiperOrigin-RevId: 260752049
Diffstat (limited to 'pkg/fdnotifier/poll_unsafe.go')
| -rw-r--r-- | pkg/fdnotifier/poll_unsafe.go | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/pkg/fdnotifier/poll_unsafe.go b/pkg/fdnotifier/poll_unsafe.go index ab8857b5e..4225b04dd 100644 --- a/pkg/fdnotifier/poll_unsafe.go +++ b/pkg/fdnotifier/poll_unsafe.go @@ -35,8 +35,14 @@ func NonBlockingPoll(fd int32, mask waiter.EventMask) waiter.EventMask { events: int16(mask.ToLinux()), } + ts := syscall.Timespec{ + Sec: 0, + Nsec: 0, + } + for { - n, _, err := syscall.RawSyscall(syscall.SYS_POLL, uintptr(unsafe.Pointer(&e)), 1, 0) + n, _, err := syscall.RawSyscall6(syscall.SYS_PPOLL, uintptr(unsafe.Pointer(&e)), 1, + uintptr(unsafe.Pointer(&ts)), 0, 0, 0) // Interrupted by signal, try again. if err == syscall.EINTR { continue |