[src/trunk]: src/sys/net Count dropped packets caused by ENOBUFS as interface...

[mlelstv <mlelstv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/05b5d0e9ddae
branches:  trunk
changeset: 368736:05b5d0e9ddae
user:      mlelstv <mlelstv%NetBSD.org@localhost>
date:      Sun Jul 31 13:14:54 2022 +0000

description:
Count dropped packets caused by ENOBUFS as interface error.

diffstat:

 sys/net/if_loop.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (42 lines):

diff -r b9b565d31ad9 -r 05b5d0e9ddae sys/net/if_loop.c
--- a/sys/net/if_loop.c Sun Jul 31 13:08:18 2022 +0000
+++ b/sys/net/if_loop.c Sun Jul 31 13:14:54 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_loop.c,v 1.113 2021/06/16 00:21:19 riastradh Exp $  */
+/*     $NetBSD: if_loop.c,v 1.114 2022/07/31 13:14:54 mlelstv Exp $    */
 
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -65,7 +65,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_loop.c,v 1.113 2021/06/16 00:21:19 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_loop.c,v 1.114 2022/07/31 13:14:54 mlelstv Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -284,6 +284,7 @@
 
                M_PREPEND(m, sizeof(uint32_t), M_DONTWAIT);
                if (m == NULL) {
+                       if_statinc(ifp, if_oerrors);
                        error = ENOBUFS;
                        goto out;
                }
@@ -367,6 +368,7 @@
                        if_statadd2(ifp, if_ipackets, 1, if_ibytes, pktlen);
                } else {
                        m_freem(m);
+                       if_statinc(ifp, if_oerrors);
                        error = ENOBUFS;
                }
                splx(s);
@@ -377,6 +379,7 @@
                m_freem(m);
                splx(s);
                error = ENOBUFS;
+               if_statinc(ifp, if_oerrors);
                goto out;
        }
        if_statadd2(ifp, if_ipackets, 1, if_ibytes, m->m_pkthdr.len);