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tests: Add a test for write-intent bitmap support for imsm

PATCH New Sudhakar Panneerselvam 1 participant 1 message Dec 9, 2021 MD RAID

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PATCH 5/6 tests: Add a test for write-intent bitmap support for imsm

imsm now supports write-intent bitmaps introduced by commit, fbc425562c57. This new test case performs some basic test using bitmaps with imsm.

---
 tests/09imsm-bitmap | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 tests/09imsm-bitmap
tests/09imsm-bitmap new file +18 -0
new file mode 100644
index 000000000000..447662f2594b
@@ -0,0 +1,18 @@
+. tests/env-imsm-template
+
+num_disks=2
+size=$((10*1024))
+mdadm -CR $container -e imsm -n $num_disks $dev0 $dev1
+imsm_check container $num_disks
+
+mdadm -CR $member0 -n $num_disks -l 1 --bitmap=internal $dev0 $dev1 -z $size
+check bitmap
+testdev $member0 1 $size 64
+mdadm -Ss
+
+# Re-assemble the array and verify the bitmap is still present
+mdadm -A $container $dev0 $dev1
+mdadm -IR $container
+check bitmap
+testdev ${member0}_0 1 $size 64
+mdadm -Ss
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1.8.3.1