Merge "Deprecate prebuilts/misc/linux-x86/lz4/lz4" am: 5a60ab7012

Original change: https://android-review.googlesource.com/c/platform/development/+/1883429

Change-Id: Idda4604f0abd05372708ec02cae46b0fbb8031ba

gsi/build_with_kernel/repack_kernels.sh

@@ -18,6 +18,8 @@ source development/gsi/build_with_kernel/repack_kernels_common.sh
 
 set -e
 
+prepare_lz4
+
 prepare_kernel_image \
   "artifacts/common-android13-5_10-kernel_aarch64" \
   "5.10" \

gsi/build_with_kernel/repack_kernels_common.sh

@@ -29,8 +29,17 @@ if [[ -z "${DIST_DIR}" ]]; then
 fi
 
 GZIP="gzip"
-LZ4="${WD}/prebuilts/misc/linux-x86/lz4/lz4"
+LZ4="${OUT_DIR}/host/linux-x86/bin/lz4"
 
+function prepare_lz4()
+{
+  if ! [ -f ${LZ4} ]; then
+    echo "make $LZ4"
+    cd ${WD}
+    make lz4
+    cd -
+  fi
+}
 
 function prepare_kernel_image()
 {