commit 525c8bbc0825e0d09272e82e17855aa4b6e76710
author Treehugger Robot <treehugger-gerrit@google.com> Tue Feb 07 18:44:37 2023 +0000
committer Gerrit Code Review <noreply-gerritcodereview@google.com> Tue Feb 07 18:44:37 2023 +0000
tree 535b071009b3109570e84c700bb1a280554f2037
parent bb794847d40ba842e981d82a07b3287132bd4774
parent d3d6b84552c97c0fec9da6faa976fc08c8db336e

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

fs_mgr/fs_mgr.cpp

diff --git a/fs_mgr/fs_mgr.cpp b/fs_mgr/fs_mgr.cpp
index 1c1ab48..742cdfa 100644
--- a/fs_mgr/fs_mgr.cpp
+++ b/fs_mgr/fs_mgr.cpp
@@ -1176,6 +1176,10 @@
                     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);