image.mk: use XZ bcj architecture filter if available
authorflorian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Fri, 11 Jan 2013 16:44:26 +0000 (16:44 +0000)
committerflorian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Fri, 11 Jan 2013 16:44:26 +0000 (16:44 +0000)
commitb28541e70ccacbd5cac039b1b88d8de7c8ab22e7
treee256fb745d387297d0e4845b723948a6caab7fe4
parent6b79db0b599358b109b976f102e22bb0749e9454
image.mk: use XZ bcj architecture filter if available

xz supports using an architecture specific BCJ filter, use that one to
save us a couple kB while producing squashfs filesystems (mimics the
Linux kernel).

Signed-off-by: Florian Fainelli <florian@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@35097 3c298f89-4303-0410-b956-a3cf2f4a3e73
include/image.mk