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[Qemu-devel] [PATCH V3 0/7] qcow2: rollback the modification on fail in
From: |
Wenchao Xia |
Subject: |
[Qemu-devel] [PATCH V3 0/7] qcow2: rollback the modification on fail in snapshot creation |
Date: |
Mon, 9 Sep 2013 10:57:55 +0800 |
V2:
1: all fail case will goto fail section.
2: add the goto code.
v3:
Address Stefan's comments:
2: don't goto fail after allocation failure.
3: use sn->l1size correctly in qcow2_free_cluster().
4-7: add test case to verify the error paths.
Other:
1: new patch fix a existing bug, which will be exposed in error path test.
Wenchao Xia (7):
1 qcow2: restore nb_snapshots when fail in snapshot creation
2 qcow2: free allocated cluster on fail in qcow2_write_snapshots()
3 qcow2: cancel the modification on fail in qcow2_snapshot_create()
4 blkdebug: add debug events for snapshot
5 qcow2: use debug events for snapshot
6 qcow2: print message for error path in snapshot creation
7 qemu-iotests: add test for qcow2 snapshot
block/blkdebug.c | 4 +
block/qcow2-snapshot.c | 80 ++++++++++++++--
include/block/block.h | 4 +
tests/qemu-iotests/063 | 229 ++++++++++++++++++++++++++++++++++++++++++++
tests/qemu-iotests/063.out | 37 +++++++
tests/qemu-iotests/group | 1 +
6 files changed, 348 insertions(+), 7 deletions(-)
create mode 100755 tests/qemu-iotests/063
create mode 100644 tests/qemu-iotests/063.out
- [Qemu-devel] [PATCH V3 0/7] qcow2: rollback the modification on fail in snapshot creation,
Wenchao Xia <=
- [Qemu-devel] [PATCH V3 3/7] qcow2: cancel the modification on fail in qcow2_snapshot_create(), Wenchao Xia, 2013/09/08
- [Qemu-devel] [PATCH V3 2/7] qcow2: free allocated cluster on fail in qcow2_write_snapshots(), Wenchao Xia, 2013/09/08
- [Qemu-devel] [PATCH V3 6/7] qcow2: print message for error path in snapshot creation, Wenchao Xia, 2013/09/08
- [Qemu-devel] [PATCH V3 1/7] qcow2: restore nb_snapshots when fail in snapshot creation, Wenchao Xia, 2013/09/08
- [Qemu-devel] [PATCH V3 4/7] blkdebug: add debug events for snapshot, Wenchao Xia, 2013/09/08