From 087f91d22a339e312e21f8522c6b397f1cfb7a74 Mon Sep 17 00:00:00 2001
From: Alistair Delva <adelva@google.com>
Date: Wed, 17 Jun 2020 21:55:14 -0700
Subject: [PATCH] ANDROID: GKI: scripts: Makefile: update the lz4 command

Use 'lz4' instead of 'lz4c' and increase the compression level. This
also optimizes for decompression speed at this higher level.

Bug: 159285792
Test: launch_cvd -kernel_path bzImage
Signed-off-by: Alistair Delva <adelva@google.com>
Change-Id: I9604cc7d1f3600dec27ceb460f7c29d977a919b1
---
 scripts/Makefile.lib | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index a232741e3fd3..e56ce39e199a 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -335,7 +335,8 @@ cmd_lzo = (cat $(filter-out FORCE,$^) | \
 
 quiet_cmd_lz4 = LZ4     $@
 cmd_lz4 = (cat $(filter-out FORCE,$^) | \
-	lz4c -l -c1 stdin stdout && $(call size_append, $(filter-out FORCE,$^))) > $@ || \
+	lz4 -c -l -12 --favor-decSpeed stdin stdout && \
+	$(call size_append, $(filter-out FORCE,$^))) > $@ || \
 	(rm -f $@ ; false)
 
 # U-Boot mkimage