revalidator: Fix ukey stats cache updating.

[sliver-openvswitch.git] / lib / timeval.c

diff --git a/lib/timeval.c b/lib/timeval.c
index 74efa59..ebbdb98 100644 (file)
--- a/lib/timeval.c
+++ b/lib/timeval.c
@@ -31,6 +31,7 @@
 #include "fatal-signal.h"
 #include "hash.h"
 #include "hmap.h"
+#include "ovs-rcu.h"
 #include "ovs-thread.h"
 #include "signals.h"
 #include "seq.h"
@@ -286,6 +287,12 @@ time_poll(struct pollfd *pollfds, int n_pollfds, HANDLE *handles OVS_UNUSED,
             time_left = timeout_when - now;
         }
 
+        if (!time_left) {
+            ovsrcu_quiesce();
+        } else {
+            ovsrcu_quiesce_start();
+        }
+
 #ifndef _WIN32
         retval = poll(pollfds, n_pollfds, time_left);
         if (retval < 0) {
@@ -306,6 +313,10 @@ time_poll(struct pollfd *pollfds, int n_pollfds, HANDLE *handles OVS_UNUSED,
         }
 #endif
 
+        if (time_left) {
+            ovsrcu_quiesce_end();
+        }
+
         if (deadline <= time_msec()) {
 #ifndef _WIN32
             fatal_signal_handler(SIGALRM);
@@ -637,7 +648,12 @@ timeval_warp_cb(struct unixctl_conn *conn,
     timespec_add(&monotonic_clock.warp, &monotonic_clock.warp, &ts);
     ovs_mutex_unlock(&monotonic_clock.mutex);
     seq_change(timewarp_seq);
-    poll(NULL, 0, 10); /* give threads (eg. monitor) some chances to run */
+    /* give threads (eg. monitor) some chances to run */
+#ifndef _WIN32
+    poll(NULL, 0, 10);
+#else
+    Sleep(10);
+#endif
     unixctl_command_reply(conn, "warped");
 }