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If we get an ENOBUFS from the network, it's normally transient network

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interface congestion (eg: nfs over a ppp link, etc).  Don't log these
for UDP mounts, and don't cause syscalls to fail with EINTR.
This stops the 'nfs send error 55' warnings.

If the error is because the system is really hosed, this is the least
of your problems...
This commit is contained in:
peter 1998-08-01 09:04:02 +00:00
parent d4d64efac9
commit 00be1faa66
3 changed files with 33 additions and 3 deletions
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12
sys/nfs/nfs_socket.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_socket.c 8.5 (Berkeley) 3/30/95
* $Id: nfs_socket.c,v 1.41 1998/06/07 17:12:28 dfr Exp $
* $Id: nfs_socket.c,v 1.42 1998/07/15 02:32:24 bde Exp $
*/
/*
@ -432,6 +432,16 @@ nfs_send(so, nam, top, rep)
error = so->so_proto->pr_usrreqs->pru_sosend(so, sendnam, 0, top, 0,
flags, curproc /*XXX*/);
/*
* ENOBUFS for dgram sockets is transient and non fatal.
* No need to log, and no need to break a soft mount.
*/
if (error == ENOBUFS && so->so_type == SOCK_DGRAM) {
error = 0;
if (rep) /* do backoff retransmit on client */
rep->r_flags |= R_MUSTRESEND;
}
if (error) {
if (rep) {
log(LOG_INFO, "nfs send error %d for server %s\n",error,

12
sys/nfsclient/nfs_socket.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_socket.c 8.5 (Berkeley) 3/30/95
* $Id: nfs_socket.c,v 1.41 1998/06/07 17:12:28 dfr Exp $
* $Id: nfs_socket.c,v 1.42 1998/07/15 02:32:24 bde Exp $
*/
/*
@ -432,6 +432,16 @@ nfs_send(so, nam, top, rep)
error = so->so_proto->pr_usrreqs->pru_sosend(so, sendnam, 0, top, 0,
flags, curproc /*XXX*/);
/*
* ENOBUFS for dgram sockets is transient and non fatal.
* No need to log, and no need to break a soft mount.
*/
if (error == ENOBUFS && so->so_type == SOCK_DGRAM) {
error = 0;
if (rep) /* do backoff retransmit on client */
rep->r_flags |= R_MUSTRESEND;
}
if (error) {
if (rep) {
log(LOG_INFO, "nfs send error %d for server %s\n",error,

12
sys/nfsserver/nfs_srvsock.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_socket.c 8.5 (Berkeley) 3/30/95
* $Id: nfs_socket.c,v 1.41 1998/06/07 17:12:28 dfr Exp $
* $Id: nfs_socket.c,v 1.42 1998/07/15 02:32:24 bde Exp $
*/
/*
@ -432,6 +432,16 @@ nfs_send(so, nam, top, rep)
error = so->so_proto->pr_usrreqs->pru_sosend(so, sendnam, 0, top, 0,
flags, curproc /*XXX*/);
/*
* ENOBUFS for dgram sockets is transient and non fatal.
* No need to log, and no need to break a soft mount.
*/
if (error == ENOBUFS && so->so_type == SOCK_DGRAM) {
error = 0;
if (rep) /* do backoff retransmit on client */
rep->r_flags |= R_MUSTRESEND;
}
if (error) {
if (rep) {
log(LOG_INFO, "nfs send error %d for server %s\n",error,