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| author |   Yan, Zheng <zheng.yan@oracle.com> | 2010-05-26 11:20:30 -0400 |
|---|---|---|
| committer |   Chris Mason <chris.mason@oracle.com> | 2010-05-26 21:35:33 -0400 |
| commit | 5bdd3536cbbe2ecd94ecc14410c6b1b31da16381 (patch) | |
| tree | 7fd9cd2cb497f6150a5dfde4528ba6ba64144e40 /kernel | |
| parent | Btrfs: fix preallocation and nodatacow checks in O_DIRECT (diff) | |
| download | wireguard-linux-5bdd3536cbbe2ecd94ecc14410c6b1b31da16381.tar.xz wireguard-linux-5bdd3536cbbe2ecd94ecc14410c6b1b31da16381.zip | |
Btrfs: Fix block generation verification race
After the path is released, the generation number got from block
pointer is no long valid. The race may cause disk corruption, because
verify_parent_transid() calls clear_extent_buffer_uptodate() when
generation numbers mismatch.
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions