busybox: add ps -ef option for docker top command

package/utils/busybox/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=busybox
 PKG_VERSION:=1.31.1
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 PKG_FLAGS:=essential
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2

package/utils/busybox/patches/900-add-e-f-option-for-docker.patch

@@ -0,0 +1,11 @@
+--- a/procps/ps.c
++++ a/procps/ps.c
+@@ -665,7 +665,7 @@
+ 	int w_count = 0;
+ 	make_all_argv_opts(argv);
+ 	opts = getopt32(argv, "^"
+-		IF_SELINUX("Z")IF_FEATURE_SHOW_THREADS("T")IF_FEATURE_PS_LONG("l")"w"
++		IF_SELINUX("Z")IF_FEATURE_SHOW_THREADS("T")IF_FEATURE_PS_LONG("l")"w""e""f"
+ 		"\0" "ww",
+ 		&w_count
+ 	);