Remove qemu shenanigans from vitastor build dockerfile

debian/qemu_version

@@ -1 +0,0 @@
-dep:qemu=1:5.2+dfsg-10+vitastor1

debian/raw.h

@@ -0,0 +1,19 @@
+/* Removed in Linux 5.14 */
+
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef __LINUX_RAW_H
+#define __LINUX_RAW_H
+
+#include <linux/types.h>
+
+#define RAW_SETBIND	_IO( 0xac, 0 )
+#define RAW_GETBIND	_IO( 0xac, 1 )
+
+struct raw_config_request 
+{
+	int	raw_minor;
+	__u64	block_major;
+	__u64	block_minor;
+};
+
+#endif /* __LINUX_RAW_H */

debian/rules

@@ -6,5 +6,5 @@ export DH_VERBOSE = 1
 
 override_dh_installdeb:
 	cat debian/fio_version >> debian/vitastor-fio.substvars
-	cat debian/qemu_version >> debian/vitastor-qemu.substvars
+	[ -f debian/qemu_version ] && (cat debian/qemu_version >> debian/vitastor-qemu.substvars) || true
 	dh_installdeb

debian/vitastor.Dockerfile

@@ -19,10 +19,8 @@ RUN if [ "$REL" = "buster" -o "$REL" = "bullseye" ]; then \
     echo 'APT::Install-Suggests false;' >> /etc/apt/apt.conf
 
 RUN apt-get update
-RUN apt-get -y install qemu fio liburing1 liburing-dev libgoogle-perftools-dev devscripts
-RUN apt-get -y build-dep qemu
+RUN apt-get -y install fio liburing1 liburing-dev libgoogle-perftools-dev devscripts
 RUN apt-get -y build-dep fio
-RUN apt-get --download-only source qemu
 RUN apt-get --download-only source fio
 RUN apt-get update && apt-get -y install libjerasure-dev cmake libibverbs-dev
 
@@ -32,34 +30,22 @@ RUN set -e -x; \
     cd /root/fio-build/; \
     rm -rf /root/fio-build/*; \
     dpkg-source -x /root/fio*.dsc; \
-    cd /root/packages/qemu-$REL/; \
-    rm -rf qemu*/; \
-    dpkg-source -x qemu*.dsc; \
-    cd /root/packages/qemu-$REL/qemu*/; \
-    debian/rules b/configure-stamp; \
-    cd b/qemu; \
-    make -j8 qapi/qapi-builtin-types.h; \
     mkdir -p /root/packages/vitastor-$REL; \
     rm -rf /root/packages/vitastor-$REL/*; \
     cd /root/packages/vitastor-$REL; \
     cp -r /root/vitastor vitastor-0.6.8; \
-    ln -s /root/packages/qemu-$REL/qemu-*/ vitastor-0.6.8/qemu; \
-    ln -s /root/fio-build/fio-*/ vitastor-0.6.8/fio; \
     cd vitastor-0.6.8; \
+    ln -s /root/fio-build/fio-*/ ./fio; \
     FIO=$(head -n1 fio/debian/changelog | perl -pe 's/^.*\((.*?)\).*$/$1/'); \
-    QEMU=$(head -n1 qemu/debian/changelog | perl -pe 's/^.*\((.*?)\).*$/$1/'); \
-    sh copy-qemu-includes.sh; \
+    ls /usr/include/linux/raw.h || cp ./debian/raw.h /usr/include/linux/raw.h; \
     sh copy-fio-includes.sh; \
-    rm qemu fio; \
+    rm fio; \
     mkdir -p a b debian/patches; \
-    mv qemu-copy b/qemu; \
     mv fio-copy b/fio; \
-    diff -NaurpbB a b > debian/patches/qemu-fio-headers.patch || true; \
-    echo qemu-fio-headers.patch >> debian/patches/series; \
+    diff -NaurpbB a b > debian/patches/fio-headers.patch || true; \
+    echo fio-headers.patch >> debian/patches/series; \
     rm -rf a b; \
-    rm -rf /root/packages/qemu-$REL/qemu*/; \
     echo "dep:fio=$FIO" > debian/fio_version; \
-    echo "dep:qemu=$QEMU" > debian/qemu_version; \
     cd /root/packages/vitastor-$REL; \
     tar --sort=name --mtime='2020-01-01' --owner=0 --group=0 --exclude=debian -cJf vitastor_0.6.8.orig.tar.xz vitastor-0.6.8; \
     cd vitastor-0.6.8; \