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| author | Mikulas Patocka <mpatocka@redhat.com> | 2008-10-21 18:44:56 +0200 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2008-10-21 18:44:56 +0200 |
| commit | 7acedc5b98a2fcff64f00c21110aae7d3ac2f7df (patch) | |
| tree | ed9eda05b30d3606f1ad16e368c313b40c616c3d /drivers/md/dm.h | |
| parent | dm exception store: refactor zero_area (diff) | |
| download | linux-7acedc5b98a2fcff64f00c21110aae7d3ac2f7df.tar.xz linux-7acedc5b98a2fcff64f00c21110aae7d3ac2f7df.zip | |
dm exception store: fix misordered writes
We must zero the next chunk on disk *before* writing out the current chunk, not
after. Otherwise if the machine crashes at the wrong time, the "end of metadata"
marker may be missing.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Cc: stable@kernel.org
Diffstat (limited to 'drivers/md/dm.h')
0 files changed, 0 insertions, 0 deletions