stress-ng: improve reproducibility

(From OE-Core rev: 3df6dc6aa0fe8f00b4051c77a11510e97db3d105)

Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/stress-ng/stress-ng/0001-Makefile-do-not-write-the-timestamp-into-compressed-.patch

@@ -0,0 +1,26 @@
+From 2386cd8f907b379ae5cc1ce2888abef7d30e709a Mon Sep 17 00:00:00 2001
+From: Alexander Kanavin <alex@linutronix.de>
+Date: Sat, 23 Oct 2021 20:20:59 +0200
+Subject: [PATCH] Makefile: do not write the timestamp into compressed manpage.
+
+This helps reproducibility.
+
+Upstream-Status: Submitted [https://github.com/ColinIanKing/stress-ng/pull/156]
+Signed-off-by: Alexander Kanavin <alex@linutronix.de>
+---
+ Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Makefile b/Makefile
+index 886018f9..f4290f9c 100644
+--- a/Makefile
++++ b/Makefile
+@@ -412,7 +412,7 @@ git-commit-id.h:
+ $(OBJS): stress-ng.h Makefile
+ 
+ stress-ng.1.gz: stress-ng.1
+-	gzip -c $< > $@
++	gzip -n -c $< > $@
+ 
+ .PHONY: dist
+ dist:

meta/recipes-extended/stress-ng/stress-ng_0.11.17.bb

@@ -7,6 +7,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=b234ee4d69f5fce4486a80fdaf4a4263"
 
 SRC_URI = "git://github.com/ColinIanKing/stress-ng.git;protocol=https \
            file://0001-Do-not-preserve-ownership-when-installing-example-jo.patch \
+           file://0001-Makefile-do-not-write-the-timestamp-into-compressed-.patch \
            "
 SRCREV = "e045bcd711178c11b7e797ef6b4c524658468596"
 S = "${WORKDIR}/git"