To better exercise the data path code of realtime subvolumes, we will
set rtinherit=1 during mkfs calls. For tests which this is not desired
we introduce a _require_no_rtinherit function to opt out of this
behavior.
Signed-off-by: Richard Wareing <rwareing@xxxxxx>
---
Changes since v2:
* Removed use of RT_INHERT, instead we now simply bail from the test. Users
will have to create two separate configs for realtime one with rtinherit=1
in the mkfs options, one without and do separate runs to get full test
coverage.
* Added comments explaining reasons for _require_no_rtinherit declarations
Changes since v1:
* None
common/rc | 11 +++++++++++
tests/generic/250 | 3 +++
tests/generic/252 | 3 +++
tests/generic/441 | 3 +++
tests/xfs/170 | 1 +
5 files changed, 21 insertions(+)
diff --git a/common/rc b/common/rc
index f5fe739..1720a72 100644
--- a/common/rc
+++ b/common/rc
@@ -33,6 +33,17 @@ BC=$(which bc 2> /dev/null) || BC=
VALID_TEST_ID="[0-9]\{3\}"
VALID_TEST_NAME="$VALID_TEST_ID-\?[[:alnum:]-]*"
+# When running tests with a realtime device configured, the realtime inherit
+# flag will be set during mkfs via -d rtinherit=1 option. For some tests
+# this may render the test invalid (i.e. it uses a function which is not
+# supported by the realtime subvolume); to prevent failure these tests may
+# disable this behavior by calling _require_no_rtinherit .
+_require_no_rtinherit()
+{
+ echo "$MKFS_OPTIONS" | egrep -q "rtinherit([^=]|=1)" && \
+ _notrun "rtinherit mkfs option is not supported by this test."
+}
+
_require_math()
{
if [ -z "$BC" ]; then
diff --git a/tests/generic/250 b/tests/generic/250
index 3c4fe6d..a8fd97e 100755
--- a/tests/generic/250
+++ b/tests/generic/250
@@ -48,6 +48,9 @@ _require_scratch
_require_dm_target error
_require_xfs_io_command "falloc"
_require_odirect
+# This test uses "dm" without taking into account the data could be on
+# realtime subvolume, thus the test will fail with rtinherit=1
+_require_no_rtinherit
rm -f $seqres.full
diff --git a/tests/generic/252 b/tests/generic/252
index ffedd56..b506d59 100755
--- a/tests/generic/252
+++ b/tests/generic/252
@@ -47,6 +47,9 @@ _supported_os Linux
_require_scratch
_require_dm_target error
_require_xfs_io_command "falloc"
+# This test uses "dm" without taking into account the data could be on
+# realtime subvolume, thus the test will fail with rtinherit=1
+_require_no_rtinherit
_require_aiodio "aiocp"
AIO_TEST="src/aio-dio-regress/aiocp"
diff --git a/tests/generic/441 b/tests/generic/441
index 075d877..5fbfece 100755
--- a/tests/generic/441
+++ b/tests/generic/441
@@ -47,6 +47,9 @@ _cleanup()
# real QA test starts here
_supported_os Linux
_require_scratch
+# This test uses "dm" without taking into account the data could be on
+# realtime subvolume, thus the test will fail with rtinherit=1
+_require_no_rtinherit
# Generally, we want to avoid journal errors on the extended testcase. Only
# unset the -s flag if we have a logdev
diff --git a/tests/xfs/170 b/tests/xfs/170
index c5ae8e4..6deef1b 100755
--- a/tests/xfs/170
+++ b/tests/xfs/170
@@ -50,6 +50,7 @@ _supported_fs xfs
_supported_os Linux
_require_scratch
+_require_no_rtinherit
_check_filestreams_support || _notrun "filestreams not available"
--
2.9.5
--
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