package/devel/perf: fix build for kernel 4.1

This fix contains 2 parts:
 - kernel 4.1: backport upstream patch "perf build: Do not fail on missing Build file"
 - add NO_LZMA=1 to perf MAKE_FLAGS to disable LZMA support

Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com>

SVN-Revision: 47338

package/devel/perf/Makefile

@@ -50,6 +50,7 @@ MAKE_FLAGS = \
 	NO_LIBPERL=1 \
 	NO_LIBPYTHON=1 \
 	NO_NEWT=1 \
+	NO_LZMA=1 \
 	CROSS_COMPILE="$(TARGET_CROSS)" \
 	CC="$(TARGET_CC)" \
 	LD="$(TARGET_CROSS)ld" \