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Merge "Fix the dm-verity Merkle tree caches to not expire so quickly" into main am: 6dc0ed1758

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Original change: https://android-review.googlesource.com/c/platform/system/core/+/3377529

Change-Id: Id336c8aea1a2abf9cf9d8dfbfcf735109f1103d6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Eric Biggers 2024-12-02 18:38:10 +00:00 • committed by Automerger Merge Worker
commit a3ce66437c
1 changed files with 4 additions and 0 deletions
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4
rootdir/init.rc
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@ -54,6 +54,10 @@ on early-init
mkdir /linkerconfig/bootstrap 0755
mkdir /linkerconfig/default 0755
# Greatly extend dm-verity's Merkle tree cache timeout. The default timeout
# is much too short and is unnecessary, given that there is also a shrinker.
write /sys/module/dm_bufio/parameters/max_age_seconds 86400
# Disable dm-verity hash prefetching, since it doesn't help performance
# Read more in b/136247322
write /sys/module/dm_verity/parameters/prefetch_cluster 0