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0ebb416d7e
qemuInterfaceVDPAConnect() was a helper function for connecting to the vdpa device file. But in order to support other vdpa devices besides network interfaces (e.g. vdpa block devices) make this function a bit more generic. Signed-off-by: Jonathon Jongsma <jjongsma@redhat.com> Reviewed-by: Peter Krempa <pkrempa@redhat.com>
123 lines
3.0 KiB
C
123 lines
3.0 KiB
C
/*
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* Copyright (C) 2019 IBM Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include "qemu/qemu_command.h"
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#include "qemu/qemu_hotplug.h"
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#include "qemu/qemu_process.h"
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#include "testutilsqemu.h"
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#include "conf/domain_conf.h"
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#include "virdevmapper.h"
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#include "virmock.h"
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#include <fcntl.h>
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#define LIBVIRT_QEMU_MONITOR_PRIV_H_ALLOW
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#include "qemu/qemu_monitor_priv.h"
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static bool (*real_virFileExists)(const char *path);
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static void
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init_syms(void)
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{
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if (real_virFileExists)
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return;
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VIR_MOCK_REAL_INIT(virFileExists);
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}
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unsigned long long
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qemuDomainGetUnplugTimeout(virDomainObj *vm)
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{
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/* Wait only 100ms for DEVICE_DELETED event. Give a greater
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* timeout in case of PSeries guest to be consistent with the
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* original logic. */
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if (qemuDomainIsPSeries(vm->def))
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return 20;
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return 10;
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}
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int
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virDevMapperGetTargets(const char *path,
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GSList **devPaths)
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{
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*devPaths = NULL;
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if (STREQ(path, "/dev/mapper/virt")) {
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*devPaths = g_slist_prepend(*devPaths, g_strdup("/dev/block/8:32")); /* /dev/sdc */
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*devPaths = g_slist_prepend(*devPaths, g_strdup("/dev/block/8:16")); /* /dev/sdb */
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*devPaths = g_slist_prepend(*devPaths, g_strdup("/dev/block/8:0")); /* /dev/sda */
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}
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return 0;
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}
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bool
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virFileExists(const char *path)
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{
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init_syms();
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if (STREQ(path, "/dev/mapper/virt"))
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return true;
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return real_virFileExists(path);
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}
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int
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qemuProcessStartManagedPRDaemon(virDomainObj *vm G_GNUC_UNUSED)
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{
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return 0;
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}
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void
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qemuProcessKillManagedPRDaemon(virDomainObj *vm G_GNUC_UNUSED)
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{
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}
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int
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qemuVDPAConnect(const char *devicepath G_GNUC_UNUSED)
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{
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/* need a valid fd or sendmsg won't work. Just open /dev/null */
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return open("/dev/null", O_RDONLY);
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}
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int
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qemuProcessPrepareHostBackendChardevHotplug(virDomainObj *vm,
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virDomainDeviceDef *dev)
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{
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return qemuDomainDeviceBackendChardevForeachOne(dev,
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testQemuPrepareHostBackendChardevOne,
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vm);
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}
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/* we don't really want to send fake FDs across the monitor */
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int
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qemuMonitorIOWriteWithFD(qemuMonitor *mon,
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const char *data,
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size_t len,
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int fd G_GNUC_UNUSED)
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{
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return write(mon->fd, data, len); /* sc_avoid_write */
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}
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