From: Marc-André Lureau <marcandre.lureau@redhat.com>
Date: Wed, 21 Nov 2018 22:06:27 +0000 (+0400)
Subject: slirp: use virtual time for packet expiration
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=6c2d0980e20d0289fa058f29afe89840f4b7b465;p=qemu.git

slirp: use virtual time for packet expiration

Make all packets expiration time based on virtual clock.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
---

diff --git a/slirp/if.c b/slirp/if.c
index aa88cc4e76..ce4f5fac53 100644
--- a/slirp/if.c
+++ b/slirp/if.c
@@ -148,7 +148,7 @@ diddit:
  */
 void if_start(Slirp *slirp)
 {
-    uint64_t now = qemu_clock_get_ns(QEMU_CLOCK_REALTIME);
+    uint64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
     bool from_batchq = false;
     struct mbuf *ifm, *ifm_next, *ifqt;
 
diff --git a/slirp/slirp.c b/slirp/slirp.c
index e860750f72..7091c3998a 100644
--- a/slirp/slirp.c
+++ b/slirp/slirp.c
@@ -582,7 +582,7 @@ void slirp_pollfds_poll(GArray *pollfds, int select_error)
         return;
     }
 
-    curtime = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
+    curtime = qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL);
 
     QTAILQ_FOREACH(slirp, &slirp_instances, entry) {
         /*
@@ -909,7 +909,8 @@ static int if_encap4(Slirp *slirp, struct mbuf *ifm, struct ethhdr *eh,
             ifm->resolution_requested = true;
 
             /* Expire request and drop outgoing packet after 1 second */
-            ifm->expiration_date = qemu_clock_get_ns(QEMU_CLOCK_REALTIME) + 1000000000ULL;
+            ifm->expiration_date =
+                qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 1000000000ULL;
         }
         return 0;
     } else {
@@ -936,7 +937,7 @@ static int if_encap6(Slirp *slirp, struct mbuf *ifm, struct ethhdr *eh,
             ndp_send_ns(slirp, ip6h->ip_dst);
             ifm->resolution_requested = true;
             ifm->expiration_date =
-                qemu_clock_get_ns(QEMU_CLOCK_REALTIME) + 1000000000ULL;
+                qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 1000000000ULL;
         }
         return 0;
     } else {