diff options
| author |   damien <damien@openbsd.org> | 2006-12-04 17:12:07 +0000 |
|---|---|---|
| committer | damien <damien@openbsd.org> | 2006-12-04 17:12:07 +0000 |
| commit | 2fcfed01efd3c68d52afc4acf071d8eac16227b7 (patch) | |
| tree | e6b627b6e0d91ed135914f12be39068ceb2856a0 | |
| parent | regen (diff) | |
| download | wireguard-openbsd-2fcfed01efd3c68d52afc4acf071d8eac16227b7.tar.xz wireguard-openbsd-2fcfed01efd3c68d52afc4acf071d8eac16227b7.zip | |
avoid unnecessary copies (memcpy(x, x, n)) in the TX path.
"works fine, even under high load" reyk@
| -rw-r--r-- | sys/dev/usb/if_axe.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/dev/usb/if_axe.c b/sys/dev/usb/if_axe.c index d91151e9d71..680b0695925 100644 --- a/sys/dev/usb/if_axe.c +++ b/sys/dev/usb/if_axe.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_axe.c,v 1.55 2006/10/03 19:46:08 damien Exp $ */ +/* $OpenBSD: if_axe.c,v 1.56 2006/12/04 17:12:07 damien Exp $ */ /* * Copyright (c) 1997, 1998, 1999, 2000-2003 @@ -1135,8 +1135,8 @@ axe_encap(struct axe_softc *sc, struct mbuf *m, int idx) c->axe_mbuf = m; usbd_setup_xfer(c->axe_xfer, sc->axe_ep[AXE_ENDPT_TX], - c, c->axe_buf, length, USBD_FORCE_SHORT_XFER, 10000, - axe_txeof); + c, c->axe_buf, length, USBD_FORCE_SHORT_XFER | USBD_NO_COPY, + 10000, axe_txeof); /* Transmit */ err = usbd_transfer(c->axe_xfer); |