diff options
| author | Bhasker Hariharan <bhaskerh@google.com> | 2019-02-13 14:52:06 -0800 |
|---|---|---|
| committer | Shentubot <shentubot@google.com> | 2019-02-13 14:53:03 -0800 |
| commit | e0b3d3323fbb4b27280f0087427bb04c3e71238b (patch) | |
| tree | 4ad81ee05445e0f11a9c1c6fe1227bf49ecbbbab /pkg/tcpip/link/rawfile/blockingpoll_amd64.s | |
| parent | 0e84ae72e086c77cea066000a898b7bc951ba790 (diff) | |
Add support for using PACKET_RX_RING to receive packets.
PACKET_RX_RING allows the use of an mmapped buffer to receive packets from the
kernel. This should cut down the number of host syscalls that need to be made
to receive packets when the underlying fd is a socket of the AF_PACKET type.
PiperOrigin-RevId: 233834998
Change-Id: I8060025c6ced206986e94cc46b8f382b81bfa47f
Diffstat (limited to 'pkg/tcpip/link/rawfile/blockingpoll_amd64.s')
| -rw-r--r-- | pkg/tcpip/link/rawfile/blockingpoll_amd64.s | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/pkg/tcpip/link/rawfile/blockingpoll_amd64.s b/pkg/tcpip/link/rawfile/blockingpoll_amd64.s index 8e22ba661..9dade5421 100644 --- a/pkg/tcpip/link/rawfile/blockingpoll_amd64.s +++ b/pkg/tcpip/link/rawfile/blockingpoll_amd64.s @@ -14,12 +14,12 @@ #include "textflag.h" -// blockingPoll makes the poll() syscall while calling the version of +// BlockingPoll makes the poll() syscall while calling the version of // entersyscall that relinquishes the P so that other Gs can run. This is meant // to be called in cases when the syscall is expected to block. // -// func blockingPoll(fds *pollEvent, nfds int, timeout int64) (n int, err syscall.Errno) -TEXT ·blockingPoll(SB),NOSPLIT,$0-40 +// func BlockingPoll(fds *PollEvent, nfds int, timeout int64) (n int, err syscall.Errno) +TEXT ·BlockingPoll(SB),NOSPLIT,$0-40 CALL ·callEntersyscallblock(SB) MOVQ fds+0(FP), DI MOVQ nfds+8(FP), SI |