From: Brian Behlendorf <behlendorf1@llnl.gov>
Date: Wed, 7 Mar 2018 17:55:54 +0000 (-0800)
Subject: ZTS: fix send-c_stream_size_estimate
X-Git-Tag: zfs-0.8.0-rc1~290
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=434a3375ce84db2f86808875fb85f5afa1e84750;p=zfs

ZTS: fix send-c_stream_size_estimate

The test could fail when attempting to write to a newly created
volume which was missing its device node.  Resolve the issue by
calling block_device_wait() which blocks until udev creates the
needed  entry.

Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Giuseppe Di Natale <dinatale2@llnl.gov>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #7276
Closes #7277
---

diff --git a/tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh b/tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh
index 3677db83f..130bc3dbc 100755
--- a/tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh
+++ b/tests/zfs-tests/tests/functional/rsend/send-c_stream_size_estimate.ksh
@@ -60,6 +60,7 @@ for compress in $compress_types; do
 	datasetexists $send_vol && log_must_busy zfs destroy -r $send_vol
 	log_must zfs create -o compress=$compress $send_ds
 	log_must zfs create -V 1g -o compress=$compress $send_vol
+	block_device_wait
 
 	typeset dir=$(get_prop mountpoint $send_ds)
 	log_must cp $file $dir