From: Ben Pfaff <blp@nicira.com>
Date: Wed, 20 Jul 2011 17:52:09 +0000 (-0700)
Subject: netlink-socket: Remove unused nl_sock_sendv() function.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e9fd01b6ec0c488a4a24e481486557f97057bff;p=openvswitch

netlink-socket: Remove unused nl_sock_sendv() function.

This function hasn't been used for ages.
---

diff --git a/lib/netlink-socket.c b/lib/netlink-socket.c
index f4bf864a..95b24014 100644
--- a/lib/netlink-socket.c
+++ b/lib/netlink-socket.c
@@ -245,39 +245,6 @@ nl_sock_send(struct nl_sock *sock, const struct ofpbuf *msg, bool wait)
     return nl_sock_send__(sock, msg, wait);
 }
 
-/* Tries to send the 'n_iov' chunks of data in 'iov' to the kernel on 'sock' as
- * a single Netlink message.  (The message must be fully formed and not require
- * finalization of its nlmsg_len or nlmsg_pid fields.)
- *
- * Returns 0 if successful, otherwise a positive errno value.  If 'wait' is
- * true, then the send will wait until buffer space is ready; otherwise,
- * returns EAGAIN if the 'sock' send buffer is full. */
-int
-nl_sock_sendv(struct nl_sock *sock, const struct iovec iov[], size_t n_iov,
-              bool wait)
-{
-    struct msghdr msg;
-    int error;
-
-    COVERAGE_INC(netlink_send);
-    memset(&msg, 0, sizeof msg);
-    msg.msg_iov = (struct iovec *) iov;
-    msg.msg_iovlen = n_iov;
-    do {
-        int retval;
-        retval = sendmsg(sock->fd, &msg, wait ? 0 : MSG_DONTWAIT);
-        error = retval < 0 ? errno : 0;
-    } while (error == EINTR);
-    if (error != EAGAIN) {
-        log_nlmsg(__func__, error, iov[0].iov_base, iov[0].iov_len,
-                  sock->protocol);
-        if (!error) {
-            COVERAGE_INC(netlink_sent);
-        }
-    }
-    return error;
-}
-
 /* This stress option is useful for testing that OVS properly tolerates
  * -ENOBUFS on NetLink sockets.  Such errors are unavoidable because they can
  * occur if the kernel cannot temporarily allocate enough GFP_ATOMIC memory to
diff --git a/lib/netlink-socket.h b/lib/netlink-socket.h
index 49d4b394..43b4b023 100644
--- a/lib/netlink-socket.h
+++ b/lib/netlink-socket.h
@@ -35,7 +35,6 @@
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
-#include <sys/uio.h>
 
 struct ofpbuf;
 struct nl_sock;
@@ -53,8 +52,6 @@ int nl_sock_join_mcgroup(struct nl_sock *, unsigned int multicast_group);
 int nl_sock_leave_mcgroup(struct nl_sock *, unsigned int multicast_group);
 
 int nl_sock_send(struct nl_sock *, const struct ofpbuf *, bool wait);
-int nl_sock_sendv(struct nl_sock *sock, const struct iovec iov[], size_t n_iov,
-                  bool wait);
 int nl_sock_recv(struct nl_sock *, struct ofpbuf **, bool wait);
 int nl_sock_transact(struct nl_sock *, const struct ofpbuf *request,
                      struct ofpbuf **reply);