commit bee9f1d3f79f31a4f183bad67525e7ef86c7998b
author Jagadeesh Pakaravoor <jpakaravoor@google.com> Fri Mar 12 13:20:09 2021 -0800
committer Jagadeesh Pakaravoor <jpakaravoor@google.com> Fri Mar 12 13:20:09 2021 -0800
tree 4f96c99222eb434b2187968575ff1e51ea6b6fe8
parent 0181c7d33c27350f2597ad95c1834f65101e0052

Enable madvising of odex, vdex and art files

Enable madvsing odex, vdex and art files to MADV_WILLNEED by setting the
size limits to UINT32_MAX.

Test: presubmit
Bug: 178853586
Change-Id: I7647a4be214dcd43341f216aba0a7791f877e379

target/product/runtime_libart.mk

diff --git a/target/product/runtime_libart.mk b/target/product/runtime_libart.mk
index b588c78..7092031 100644
--- a/target/product/runtime_libart.mk
+++ b/target/product/runtime_libart.mk
@@ -140,3 +140,10 @@
 PRODUCT_SYSTEM_PROPERTIES += \
     ro.iorapd.enable?=true
 
+# Enable Madvising of the whole art, odex and vdex files to MADV_WILLNEED.
+# The size specified here is the size limit of how much of the file
+# (in bytes) is madvised. Setting it to UINT_MAX.
+PRODUCT_SYSTEM_PROPERTIES += \
+    dalvik.vm.madvise.vdexfile.size=4294967295 \
+    dalvik.vm.madvise.odexfile.size=4294967295 \
+    dalvik.vm.madvise.artfile.size=4294967295