[src/trunk]: src/external/cddl/osnet/dist/uts/common/fs/zfs avoid calling kpa...

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

details:   https://anonhg.NetBSD.org/src/rev/3165ac027943
branches:  trunk
changeset: 319553:3165ac027943
user:      chs <chs%NetBSD.org@localhost>
date:      Sun Jun 03 03:05:56 2018 +0000

description:
avoid calling kpause() with a delay of 0.

diffstat:

 external/cddl/osnet/dist/uts/common/fs/zfs/dmu_tx.c |  6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diffs (16 lines):

diff -r b72072ae043c -r 3165ac027943 external/cddl/osnet/dist/uts/common/fs/zfs/dmu_tx.c
--- a/external/cddl/osnet/dist/uts/common/fs/zfs/dmu_tx.c       Sun Jun 03 02:13:09 2018 +0000
+++ b/external/cddl/osnet/dist/uts/common/fs/zfs/dmu_tx.c       Sun Jun 03 03:05:56 2018 +0000
@@ -1151,7 +1151,11 @@
            zfs_delay_resolution_ns * SBT_1NS, C_ABSOLUTE);
 #endif
 #ifdef __NetBSD__
-       kpause("dmu_tx_delay", false, (wakeup - now) * hz / 1000000000, NULL);
+       int timo = (wakeup - now) * hz / 1000000000;
+
+       if (timo == 0)
+               timo = 1;
+       kpause("dmu_tx_delay", false, timo, NULL);
 #endif
 #else
        hrtime_t delta = wakeup - gethrtime();