jcs.org
qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
migration: Export functions to create send channels
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
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migration/socket.c
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migration/socket.c
···
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#include "trace.h"
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struct SocketOutgoingArgs {
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SocketAddress *saddr;
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} outgoing_args;
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void socket_send_channel_create(QIOTaskFunc f, void *data)
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{
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QIOChannelSocket *sioc = qio_channel_socket_new();
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qio_channel_socket_connect_async(sioc, outgoing_args.saddr,
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f, data, NULL, NULL);
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}
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int socket_send_channel_destroy(QIOChannel *send)
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{
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/* Remove channel */
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object_unref(OBJECT(send));
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if (outgoing_args.saddr) {
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qapi_free_SocketAddress(outgoing_args.saddr);
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outgoing_args.saddr = NULL;
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}
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return 0;
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}
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static SocketAddress *tcp_build_address(const char *host_port, Error **errp)
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{
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SocketAddress *saddr;
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struct SocketConnectData *data = g_new0(struct SocketConnectData, 1);
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data->s = s;
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/* in case previous migration leaked it */
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qapi_free_SocketAddress(outgoing_args.saddr);
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outgoing_args.saddr = saddr;
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if (saddr->type == SOCKET_ADDRESS_TYPE_INET) {
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data->hostname = g_strdup(saddr->u.inet.host);
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}
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data,
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socket_connect_data_free,
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NULL);
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qapi_free_SocketAddress(saddr);
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}
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void tcp_start_outgoing_migration(MigrationState *s,
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migration/socket.h
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migration/socket.h
···
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#ifndef QEMU_MIGRATION_SOCKET_H
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#define QEMU_MIGRATION_SOCKET_H
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#include "io/channel.h"
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#include "io/task.h"
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void socket_send_channel_create(QIOTaskFunc f, void *data);
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int socket_send_channel_destroy(QIOChannel *send);
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void tcp_start_incoming_migration(const char *host_port, Error **errp);
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void tcp_start_outgoing_migration(MigrationState *s, const char *host_port,