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* [PATCH v2 1/3] btrfs-progs: test/fsck: Introduce test images containing tree reloc tree
@ 2017-11-10  1:34 Qu Wenruo
  2017-11-10  1:34 ` [PATCH 2/3] btrfs-progs: test/fsck/020: Cleanup custom check function by overriding check_image function Qu Wenruo
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Qu Wenruo @ 2017-11-10  1:34 UTC (permalink / raw)
  To: linux-btrfs; +Cc: dsterba

Tree reloc tree is a special tree with very short life spawn.
It acts as a special snapshot for any tree, with related nodes/leaves or
EXTENT_DATA modified to point to new position.

Considering the short life spawn and its specialness, it should be quite
reasonable to keep them as both corner case for fsck and educational
dump for anyone interested in relocation.

Signed-off-by: Qu Wenruo <wqu@suse.com>
---
v2:
  Use check_image() override other than custom check function. Suggested
  by David.
---
 tests/fsck-tests/027-tree-reloc-tree/test.sh         |  19 +++++++++++++++++++
 .../tree_reloc_for_data_reloc.img.xz                 | Bin 0 -> 2112 bytes
 .../tree_reloc_for_fs_tree.img.xz                    | Bin 0 -> 2424 bytes
 3 files changed, 19 insertions(+)
 create mode 100755 tests/fsck-tests/027-tree-reloc-tree/test.sh
 create mode 100644 tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_data_reloc.img.xz
 create mode 100644 tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_fs_tree.img.xz

diff --git a/tests/fsck-tests/027-tree-reloc-tree/test.sh b/tests/fsck-tests/027-tree-reloc-tree/test.sh
new file mode 100755
index 000000000000..1198e5da10a2
--- /dev/null
+++ b/tests/fsck-tests/027-tree-reloc-tree/test.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+# Make sure btrfs check won't report any false alert for valid image with
+# tree reloc tree.
+#
+# Also due to the short life spawn of tree reloc tree, save them as dump
+# example for later usage.
+
+source "$TOP/tests/common"
+
+check_prereq btrfs
+
+check_image() {
+	local image
+
+	image=$1
+	run_check "$TOP/btrfs" check "$image"
+}
+
+check_all_images
diff --git a/tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_data_reloc.img.xz b/tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_data_reloc.img.xz
new file mode 100644
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diff --git a/tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_fs_tree.img.xz b/tests/fsck-tests/027-tree-reloc-tree/tree_reloc_for_fs_tree.img.xz
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-- 
2.15.0


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2017-11-27 19:04 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-11-10  1:34 [PATCH v2 1/3] btrfs-progs: test/fsck: Introduce test images containing tree reloc tree Qu Wenruo
2017-11-10  1:34 ` [PATCH 2/3] btrfs-progs: test/fsck/020: Cleanup custom check function by overriding check_image function Qu Wenruo
2017-11-10  1:34 ` [PATCH 3/3] btrfs-progs: test/fsck/021: Cleanup custom check by overriding check_image Qu Wenruo
2017-11-27 19:02 ` [PATCH v2 1/3] btrfs-progs: test/fsck: Introduce test images containing tree reloc tree David Sterba

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