diff options
| -rw-r--r-- | sys/kern/uipc_socket.c | 18 |
1 files changed, 1 insertions, 17 deletions
diff --git a/sys/kern/uipc_socket.c b/sys/kern/uipc_socket.c index 8340e47..7f4106a 100644 --- a/sys/kern/uipc_socket.c +++ b/sys/kern/uipc_socket.c @@ -890,9 +890,7 @@ sosend_copyin(struct uio *uio, struct mbuf **retmp, int atomic, long *space, long len; ssize_t resid; int error; -#ifdef ZERO_COPY_SOCKETS int cow_send; -#endif *retmp = top = NULL; mp = ⊤ @@ -900,11 +898,8 @@ sosend_copyin(struct uio *uio, struct mbuf **retmp, int atomic, long *space, resid = uio->uio_resid; error = 0; do { -#ifdef ZERO_COPY_SOCKETS cow_send = 0; -#endif /* ZERO_COPY_SOCKETS */ if (resid >= MINCLSIZE) { -#ifdef ZERO_COPY_SOCKETS if (top == NULL) { m = m_gethdr(M_WAITOK, MT_DATA); m->m_pkthdr.len = 0; @@ -924,15 +919,6 @@ sosend_copyin(struct uio *uio, struct mbuf **retmp, int atomic, long *space, m_clget(m, M_WAITOK); len = min(min(MCLBYTES, resid), *space); } -#else /* ZERO_COPY_SOCKETS */ - if (top == NULL) { - m = m_getcl(M_WAIT, MT_DATA, M_PKTHDR); - m->m_pkthdr.len = 0; - m->m_pkthdr.rcvif = NULL; - } else - m = m_getcl(M_WAIT, MT_DATA, 0); - len = min(min(MCLBYTES, resid), *space); -#endif /* ZERO_COPY_SOCKETS */ } else { if (top == NULL) { m = m_gethdr(M_WAIT, MT_DATA); @@ -957,11 +943,9 @@ sosend_copyin(struct uio *uio, struct mbuf **retmp, int atomic, long *space, } *space -= len; -#ifdef ZERO_COPY_SOCKETS if (cow_send) error = 0; else -#endif /* ZERO_COPY_SOCKETS */ error = uiomove(mtod(m, void *), (int)len, uio); resid = uio->uio_resid; m->m_len = len; @@ -980,7 +964,7 @@ out: *retmp = top; return (error); } -#endif /*ZERO_COPY_SOCKETS*/ +#endif /* ZERO_COPY_SOCKETS */ #define SBLOCKWAIT(f) (((f) & MSG_DONTWAIT) ? 0 : SBL_WAIT) |
