Rebase to qemu-5.2.0-rc4

Signed-off-by: Cole Robinson <crobinso@redhat.com>

.gitignore

@@ -1 +1,4 @@
-/qemu-*.tar.bz2
+/.build*.log
+/x86_64/
+/*.src.rpm
+/qemu-*.tar.xz

80-kvm.rules

@@ -1 +0,0 @@
-KERNEL=="kvm", GROUP="kvm", MODE="0666"

95-kvm-ppc64-memlock.conf

@@ -0,0 +1,12 @@
+# The KVM HV implementation on Power can require a significant amount
+# of unswappable memory (about half of which also needs to be host
+# physically contiguous) to hold the guest's Hash Page Table (HPT) -
+# roughly 1/64th of the guest's RAM size, minimum 16MiB.
+#
+# These limits allow unprivileged users to start smallish VMs, such as
+# those used by libguestfs.
+#
+# https://bugzilla.redhat.com/show_bug.cgi?id=1293024
+#
+*	hard	memlock		65536
+*	soft	memlock		65536

ksm.service

@@ -1,14 +0,0 @@
-[Unit]
-Description=Kernel Samepage Merging
-ConditionPathExists=/sys/kernel/mm/ksm
-ConditionVirtualization=no
-
-[Service]
-Type=oneshot
-RemainAfterExit=yes
-EnvironmentFile=-/etc/sysconfig/ksm
-ExecStart=/usr/libexec/ksmctl start
-ExecStop=/usr/libexec/ksmctl stop
-
-[Install]
-WantedBy=multi-user.target

ksm.sysconfig

@@ -1,4 +0,0 @@
-# The maximum number of unswappable kernel pages
-# which may be allocated by ksm (0 for unlimited)
-# If unset, defaults to half of total memory
-# KSM_MAX_KERNEL_PAGES=

ksmctl.c

@@ -1,77 +0,0 @@
-/* Start/stop KSM, for systemd.
- * Copyright (C) 2009, 2011 Red Hat, Inc.
- * Written by Paolo Bonzini <pbonzini@redhat.com>.
- * Based on the original sysvinit script by Dan Kenigsberg <danken@redhat.com>
- * This file is distributed under the GNU General Public License, version 2
- * or later.  */
-
-#include <unistd.h>
-#include <stdio.h>
-#include <limits.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-
-#define KSM_MAX_KERNEL_PAGES_FILE "/sys/kernel/mm/ksm/max_kernel_pages"
-#define KSM_RUN_FILE		  "/sys/kernel/mm/ksm/run"
-
-char *program_name;
-
-int usage(void)
-{
-	fprintf(stderr, "Usage: %s {start|stop}\n", program_name);
-	return 1;
-}
-
-int write_value(uint64_t value, char *filename)
-{
-	FILE *fp;
-	if (!(fp = fopen(filename, "w")) ||
-	    fprintf(fp, "%llu\n", (unsigned long long) value) == EOF ||
-	    fflush(fp) == EOF ||
-	    fclose(fp) == EOF)
-		return 1;
-
-	return 0;
-}
-
-uint64_t ksm_max_kernel_pages()
-{
-	char *var = getenv("KSM_MAX_KERNEL_PAGES");
-	char *endptr;
-	uint64_t value;
-	if (var && *var) {
-		value = strtoll(var, &endptr, 0);
-		if (value < LLONG_MAX && !*endptr)
-			return value;
-	}
-	/* Unless KSM_MAX_KERNEL_PAGES is set, let KSM munch up to half of
-	 * total memory.  */
-	return sysconf(_SC_PHYS_PAGES) / 2;
-}
-
-int start(void)
-{
-	if (access(KSM_MAX_KERNEL_PAGES_FILE, R_OK) >= 0)
-		write_value(ksm_max_kernel_pages(), KSM_MAX_KERNEL_PAGES_FILE);
-	return write_value(1, KSM_RUN_FILE);
-}
-
-int stop(void)
-{
-	return write_value(0, KSM_RUN_FILE);
-}
-
-int main(int argc, char **argv)
-{
-	program_name = argv[0];
-	if (argc < 2) {
-		return usage();
-	} else if (!strcmp(argv[1], "start")) {
-		return start();
-	} else if (!strcmp(argv[1], "stop")) {
-		return stop();
-	} else {
-		return usage();
-	}
-}

ksmtuned

@@ -1,139 +0,0 @@
-#!/bin/bash
-#
-# Copyright 2009 Red Hat, Inc. and/or its affiliates.
-# Released under the GPL
-#
-# Author:      Dan Kenigsberg <danken@redhat.com>
-#
-# ksmtuned - a simple script that controls whether (and with what vigor) ksm
-# should search for duplicated pages.
-#
-# starts ksm when memory commited to qemu processes exceeds a threshold, and
-# make ksm work harder and harder untill memory load falls below that
-# threshold.
-#
-# send SIGUSR1 to this process right after a new qemu process is started, or
-# following its death, to retune ksm accordingly
-#
-# needs testing and ironing. contact danken@redhat.com if something breaks.
-
-if [ -f /etc/ksmtuned.conf ]; then
-    . /etc/ksmtuned.conf
-fi
-
-debug() {
-    if [ -n "$DEBUG" ]; then
-        s="`/bin/date`: $*"
-        [ -n "$LOGFILE" ] && echo "$s" >> "$LOGFILE" || echo "$s"
-    fi
-}
-
-
-KSM_MONITOR_INTERVAL=${KSM_MONITOR_INTERVAL:-60}
-KSM_NPAGES_BOOST=${KSM_NPAGES_BOOST:-300}
-KSM_NPAGES_DECAY=${KSM_NPAGES_DECAY:--50}
-
-KSM_NPAGES_MIN=${KSM_NPAGES_MIN:-64}
-KSM_NPAGES_MAX=${KSM_NPAGES_MAX:-1250}
-# millisecond sleep between ksm scans for 16Gb server. Smaller servers sleep
-# more, bigger sleep less.
-KSM_SLEEP_MSEC=${KSM_SLEEP_MSEC:-10}
-
-KSM_THRES_COEF=${KSM_THRES_COEF:-20}
-KSM_THRES_CONST=${KSM_THRES_CONST:-2048}
-
-total=`awk '/^MemTotal:/ {print $2}' /proc/meminfo`
-debug total $total
-
-npages=0
-sleep=$[KSM_SLEEP_MSEC * 16 * 1024 * 1024 / total]
-[ $sleep -le 10 ] && sleep=10
-debug sleep $sleep
-thres=$[total * KSM_THRES_COEF / 100]
-if [ $KSM_THRES_CONST -gt $thres ]; then
-    thres=$KSM_THRES_CONST
-fi
-debug thres $thres
-
-KSMCTL () {
-    case x$1 in
-        xstop)
-            echo 0 > /sys/kernel/mm/ksm/run
-            ;;
-        xstart)
-            echo $2 > /sys/kernel/mm/ksm/pages_to_scan
-            echo $3 > /sys/kernel/mm/ksm/sleep_millisecs
-            echo 1 > /sys/kernel/mm/ksm/run
-            ;;
-    esac
-}
-
-committed_memory () {
-    # calculate how much memory is committed to running qemu processes
-    local pidlist
-    pidlist=$(pgrep -d ' ' -- '^qemu(-(kvm|system-.+)|:.{1,11})$')
-    if [ -n "$pidlist" ]; then
-        ps -p "$pidlist" -o rsz=
-    fi | awk '{ sum += $1 }; END { print 0+sum }'
-}
-
-free_memory () {
-    awk '/^(MemFree|Buffers|Cached):/ {free += $2}; END {print free}' \
-                /proc/meminfo
-}
-
-increase_npages() {
-    local delta
-    delta=${1:-0}
-    npages=$[npages + delta]
-    if [ $npages -lt $KSM_NPAGES_MIN ]; then
-        npages=$KSM_NPAGES_MIN
-    elif [ $npages -gt $KSM_NPAGES_MAX ]; then
-        npages=$KSM_NPAGES_MAX
-    fi
-    echo $npages
-}
-
-
-adjust () {
-    local free committed
-    free=`free_memory`
-    committed=`committed_memory`
-    debug committed $committed free $free
-    if [ $[committed + thres] -lt $total -a $free -gt $thres ]; then
-        KSMCTL stop
-        debug "$[committed + thres] < $total and free > $thres, stop ksm"
-        return 1
-    fi
-    debug "$[committed + thres] > $total, start ksm"
-    if [ $free -lt $thres ]; then
-        npages=`increase_npages $KSM_NPAGES_BOOST`
-        debug "$free < $thres, boost"
-    else
-        npages=`increase_npages $KSM_NPAGES_DECAY`
-        debug "$free > $thres, decay"
-    fi
-    KSMCTL start $npages $sleep
-    debug "KSMCTL start $npages $sleep"
-    return 0
-}
-
-function nothing () {
-    :
-}
-
-loop () {
-    trap nothing SIGUSR1
-    while true
-    do
-        sleep $KSM_MONITOR_INTERVAL &
-        wait $!
-        adjust
-    done
-}
-
-PIDFILE=${PIDFILE-/var/run/ksmtune.pid}
-if touch "$PIDFILE"; then
-  loop &
-  echo $! > "$PIDFILE"
-fi

ksmtuned.conf

@@ -1,21 +0,0 @@
-# Configuration file for ksmtuned.
-
-# How long ksmtuned should sleep between tuning adjustments
-# KSM_MONITOR_INTERVAL=60
-
-# Millisecond sleep between ksm scans for 16Gb server.
-# Smaller servers sleep more, bigger sleep less.
-# KSM_SLEEP_MSEC=10
-
-# KSM_NPAGES_BOOST=300
-# KSM_NPAGES_DECAY=-50
-# KSM_NPAGES_MIN=64
-# KSM_NPAGES_MAX=1250
-
-# KSM_THRES_COEF=20
-# KSM_THRES_CONST=2048
-
-# uncomment the following if you want ksmtuned debug info
-
-# LOGFILE=/var/log/ksmtuned
-# DEBUG=1

ksmtuned.service

@@ -1,13 +0,0 @@
-[Unit]
-Description=Kernel Samepage Merging (KSM) Tuning Daemon
-After=ksm.service
-Requires=ksm.service
-ConditionVirtualization=no
-
-[Service]
-ExecStart=/usr/sbin/ksmtuned
-ExecReload=/bin/kill -USR1 $MAINPID
-Type=forking
-
-[Install]
-WantedBy=multi-user.target

kvm-x86.modprobe.conf

@@ -0,0 +1,11 @@
+###
+### This configuration file was provided by the qemu package.
+### Feel free to update as needed.
+###
+
+###
+### Set these options to enable nested virtualization
+###
+
+#options kvm_intel nested=1
+#options kvm_amd nested=1

kvm.modules

@@ -1,18 +0,0 @@
-#!/bin/sh
-
-case $(uname -m) in
-    ppc64)
-        grep OPAL  /proc/cpuinfo >/dev/null 2>&1 && opal=1
-
-        modprobe -b kvm >/dev/null 2>&1
-        modprobe -b kvm-pr >/dev/null 2>&1 && kvm=1
-        if [ "$opal" ]; then
-            modprobe -b kvm-hv >/dev/null 2>&1
-        fi
-        ;;
-    s390x)
-        modprobe -b kvm >/dev/null 2>&1 && kvm=1
-        ;;
-esac
-
-exit 0

qemu-ga.sysconfig

@@ -0,0 +1,19 @@
+# This is a systemd environment file, not a shell script.
+# It provides settings for "/lib/systemd/system/qemu-guest-agent.service".
+
+# Comma-separated blacklist of RPCs to disable, or empty list to enable all.
+#
+# You can get the list of RPC commands using "qemu-ga --blacklist='?'".
+# There should be no spaces between commas and commands in the blacklist.
+#BLACKLIST_RPC=guest-file-open,guest-file-close,guest-file-read,guest-file-write,guest-file-seek,guest-file-flush,guest-exec,guest-exec-status
+
+# Fsfreeze hook script specification.
+#
+# FSFREEZE_HOOK_PATHNAME=/dev/null           : disables the feature.
+#
+# FSFREEZE_HOOK_PATHNAME=/path/to/executable : enables the feature with the
+# specified binary or shell script.
+#
+# FSFREEZE_HOOK_PATHNAME=                    : enables the feature with the
+# default value (invoke "qemu-ga --help" to interrogate).
+FSFREEZE_HOOK_PATHNAME=/etc/qemu-ga/fsfreeze-hook

qemu-guest-agent.service

@@ -1,11 +1,19 @@
 [Unit]
 Description=QEMU Guest Agent
-BindTo=dev-virtio\x2dports-org.qemu.guest_agent.0.device
+BindsTo=dev-virtio\x2dports-org.qemu.guest_agent.0.device
 After=dev-virtio\x2dports-org.qemu.guest_agent.0.device
+IgnoreOnIsolate=True
 
 [Service]
-ExecStart=-/usr/bin/qemu-ga
+UMask=0077
+EnvironmentFile=/etc/sysconfig/qemu-ga
+ExecStart=/usr/bin/qemu-ga \
+  --method=virtio-serial \
+  --path=/dev/virtio-ports/org.qemu.guest_agent.0 \
+  --blacklist=${BLACKLIST_RPC} \
+  -F${FSFREEZE_HOOK_PATHNAME}
 Restart=always
 RestartSec=0
 
 [Install]
+WantedBy=dev-virtio\x2dports-org.qemu.guest_agent.0.device

qemu-kvm.sh

@@ -1,3 +1,10 @@
 #!/bin/sh
 
-exec /usr/bin/qemu-system-x86_64 -machine accel=kvm "$@"
+# Libvirt introspects the binary using -M none. In that case, don't try
+# to init KVM, which will fail and be noisy if the host has kvm disabled
+opts="-machine accel=kvm"
+if echo "$@" | grep -q " -M none "; then
+    opts=
+fi
+
+exec /usr/bin/qemu-system-x86_64 $opts "$@"

qemu.binfmt

@@ -1,22 +0,0 @@
-:qemu-alpha:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x26\x90:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-alpha:
-:qemu-armeb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-armeb:
-:qemu-arm:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-arm:
-:qemu-cris:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x4c\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-cris:
-:qemu-i386:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x03\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-i386:
-:qemu-i486:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x06\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-i386:
-:qemu-m68k:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x04:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-m68k:
-:qemu-microblazeel:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xab\xba:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-microblazeel:
-:qemu-microblaze:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\xba\xab:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-microblaze:
-:qemu-mips64el:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xfe\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-mips64el:
-:qemu-mips64:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-mips64:
-:qemu-mipsel:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xfe\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-mipsel:
-:qemu-mips:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-mips:
-:qemu-ppc64abi32:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x15:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-ppc64abi32:
-:qemu-ppc64:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x15:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-ppc64:
-:qemu-ppc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x14:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-ppc:
-:qemu-s390x:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x16:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-s390x:
-:qemu-sh4eb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-sh4eb:
-:qemu-sh4:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a\x00:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-sh4:
-:qemu-sparc32plus:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x12:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-sparc32plus:
-:qemu-sparc64:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2b:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-sparc64:
-:qemu-sparc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-sparc:

sources

@@ -1 +1 @@
-2fab3ea4460de9b57192e5b8b311f221  qemu-2.3.0.tar.bz2
+SHA512 (qemu-5.2.0-rc4.tar.xz) = 47e918392609c34f904962e5759125485407ae52c273053729054300e10fc67fc7ed443c9af25d1d852a5f5c70eee125c703ce15d0e571068848f405de33db3b