Re-enable systemtap (stap) trace backend for riscv64

Signed-off-by: David Abdurachmanov <david.abdurachmanov@gmail.com>

qemu.spec

@@ -104,7 +104,7 @@ Requires: %{name}-ui-sdl = %{epoch}:%{version}-%{release}
 Summary: QEMU is a FAST! processor emulator
 Name: qemu
 Version: 2.12.0
-Release: 1%{?rcrel}.1.riscv64%{?dist}
+Release: 1%{?rcrel}.2.riscv64%{?dist}
 Epoch: 2
 License: GPLv2 and BSD and MIT and CC-BY
 URL: http://www.qemu.org/
@@ -207,10 +207,8 @@ BuildRequires: libcurl-devel
 BuildRequires: librados2-devel
 BuildRequires: librbd1-devel
 # We need both because the 'stap' binary is probed for by configure
-%ifnarch riscv64
 BuildRequires: systemtap
 BuildRequires: systemtap-sdt-devel
-%endif
 # For VNC JPEG support
 BuildRequires: libjpeg-devel
 # For VNC PNG support
@@ -903,9 +901,7 @@ run_configure() {
 	--disable-capstone \
 	--disable-seccomp \
 %endif
-%ifnarch riscv64
         --enable-trace-backend=$tracebackends \
-%endif
         --extra-ldflags="$extraldflags -Wl,-z,relro -Wl,-z,now" \
         --extra-cflags="%{optflags}" \
         "$@" || cat config.log
@@ -1688,6 +1684,9 @@ getent passwd qemu >/dev/null || \
 
 
 %changelog
+* Thu May 10 2018 David Abdurachmanov <david.abdurachmanov@gmail.com> - 2:2.12.0-1.2.riscv64
+- Re-enable systemtap (stap) for riscv64
+
 * Thu May 10 2018 David Abdurachmanov <david.abdurachmanov@gmail.com> - 2:2.12.0-1.1.riscv64
 - Add BuildRequires: libatomic-static for riscv64