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UDC: Dm-Bow failed to load when size is not Multiple of 4096

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BUG : 240098675

Skip Dm-Bow load incase size is not a Multiple of 4096.
Rounding down does not hurt, since ext4 will only use full blocks

Change-Id: Ie4e6634b2c49762e4669e66d94effc91d8e581ca
Signed-off-by: Swapneel Mashalkar <quic_smashalk@quicinc.com>
This commit is contained in:
Swapneel Mashalkar 2023-01-24 09:57:14 +00:00
parent 1e53806ad9
commit d3d6b84552
1 changed files with 4 additions and 0 deletions
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4
fs_mgr/fs_mgr.cpp
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@ -1176,6 +1176,10 @@ class CheckpointManager {
return false;
}
// dm-bow will not load if size is not a multiple of 4096
// rounding down does not hurt, since ext4 will only use full blocks
size &= ~7;
android::dm::DmTable table;
auto bowTarget =
std::make_unique<android::dm::DmTargetBow>(0, size, entry->blk_device);