xfs: test agfl reset on bad list wrapping

[xfstests-dev.git] / common / rc

diff --git a/common/rc b/common/rc
index 931767498f627f4307943005064d1f834a5448e8..6a91850c538833b751aa015316646312c867085c 100644 (file)
--- a/common/rc
+++ b/common/rc
@@ -3426,6 +3426,31 @@ _get_device_size()
        grep `_short_dev $1` /proc/partitions | awk '{print $3}'
 }
 
+# Make sure we actually have dmesg checking set up.
+_require_check_dmesg()
+{
+       test -w /dev/kmsg || \
+               _notrun "Test requires writable /dev/kmsg."
+}
+
+# Return the dmesg log since the start of this test.  Caller must ensure that
+# /dev/kmsg was writable when the test was started so that we can find the
+# beginning of this test's log messages; _require_check_dmesg does this.
+_dmesg_since_test_start()
+{
+       # search the dmesg log of last run of $seqnum for possible failures
+       # use sed \cregexpc address type, since $seqnum contains "/"
+       dmesg | tac | sed -ne "0,\#run fstests $seqnum at $date_time#p" | \
+               tac
+}
+
+# check dmesg log for a specific string, subject to the same requirements as
+# _dmesg_since_test_start.
+_check_dmesg_for()
+{
+       _dmesg_since_test_start | egrep -q "$1"
+}
+
 # check dmesg log for WARNING/Oops/etc.
 _check_dmesg()
 {
@@ -3439,10 +3464,7 @@ _check_dmesg()
        # filter out intentional WARNINGs or Oopses
        filter=${1:-cat}
 
-       # search the dmesg log of last run of $seqnum for possible failures
-       # use sed \cregexpc address type, since $seqnum contains "/"
-       dmesg | tac | sed -ne "0,\#run fstests $seqnum at $date_time#p" | \
-               tac | $filter >$seqres.dmesg
+       _dmesg_since_test_start | $filter >$seqres.dmesg
        egrep -q -e "kernel BUG at" \
             -e "WARNING:" \
             -e "BUG:" \