[src/trunk]: src/sys/dev/hyperv vmbus(4): Don't wait forever.

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

details:   https://anonhg.NetBSD.org/src/rev/90a5012fec0e
branches:  trunk
changeset: 980237:90a5012fec0e
user:      nonaka <nonaka%NetBSD.org@localhost>
date:      Fri Jan 29 04:38:34 2021 +0000

description:
vmbus(4): Don't wait forever.

diffstat:

 sys/dev/hyperv/vmbus.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 35684ee65b13 -r 90a5012fec0e sys/dev/hyperv/vmbus.c
--- a/sys/dev/hyperv/vmbus.c    Fri Jan 29 04:38:18 2021 +0000
+++ b/sys/dev/hyperv/vmbus.c    Fri Jan 29 04:38:34 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vmbus.c,v 1.11 2020/05/26 16:08:55 nonaka Exp $        */
+/*     $NetBSD: vmbus.c,v 1.12 2021/01/29 04:38:34 nonaka Exp $        */
 /*     $OpenBSD: hyperv.c,v 1.43 2017/06/27 13:56:15 mikeb Exp $       */
 
 /*-
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vmbus.c,v 1.11 2020/05/26 16:08:55 nonaka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vmbus.c,v 1.12 2021/01/29 04:38:34 nonaka Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -608,7 +608,8 @@
                        hyperv_intr();
                        splx(s);
                } else
-                       tsleep(wchan, PRIBIO, wchan, mstohz(delays[i]));
+                       tsleep(wchan, PRIBIO, wchan,
+                           uimax(1, mstohz(delays[i] / 1000)));
        }
        if (status != HYPERCALL_STATUS_SUCCESS) {
                device_printf(sc->sc_dev,