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| author | A. Cody Schuffelen <schuffelen@google.com> | 2019-12-26 12:28:11 -0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-02-21 21:52:56 +0000 |
| commit | d8144a56e26ca09e2c7ff97ed63c57e7e7965674 (patch) | |
| tree | 86ae5e5d11c74984f125d7cc3e303f973c53dfc7 /src/linux.rs | |
| parent | 9ca6039b030a5c83062cfec9a5ff52f42814fa13 (diff) | |
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Read from the backing file if present on read miss
Reads to qcow files with backing files will fall through to the backing file if there is no allocated cluster. As of this change, a write will still trash the cluster and hide any data already present. TEST=unit tests BUG=b:140069322 Change-Id: Iba353fa1e7c25bb6267eb96b30b8f5a6ac61d423 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/1982831 Tested-by: kokoro <noreply+kokoro@google.com> Commit-Queue: Daniel Verkamp <dverkamp@chromium.org> Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>
Diffstat (limited to 'src/linux.rs')
0 files changed, 0 insertions, 0 deletions