diff options
Diffstat (limited to 'migration')
| -rw-r--r-- | migration/savevm.c | 44 |
1 files changed, 6 insertions, 38 deletions
diff --git a/migration/savevm.c b/migration/savevm.c index 75d05f1..3e96121 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -35,6 +35,7 @@ #include "migration/misc.h" #include "migration/register.h" #include "migration/global_state.h" +#include "migration/channel-block.h" #include "ram.h" #include "qemu-file-channel.h" #include "qemu-file.h" @@ -130,48 +131,15 @@ static struct mig_cmd_args { /***********************************************************/ /* savevm/loadvm support */ -static ssize_t block_writev_buffer(void *opaque, struct iovec *iov, int iovcnt, - int64_t pos, Error **errp) -{ - int ret; - QEMUIOVector qiov; - - qemu_iovec_init_external(&qiov, iov, iovcnt); - ret = bdrv_writev_vmstate(opaque, &qiov, pos); - if (ret < 0) { - return ret; - } - - return qiov.size; -} - -static ssize_t block_get_buffer(void *opaque, uint8_t *buf, int64_t pos, - size_t size, Error **errp) -{ - return bdrv_load_vmstate(opaque, buf, pos, size); -} - -static int bdrv_fclose(void *opaque, Error **errp) -{ - return bdrv_flush(opaque); -} - -static const QEMUFileOps bdrv_read_ops = { - .get_buffer = block_get_buffer, - .close = bdrv_fclose -}; - -static const QEMUFileOps bdrv_write_ops = { - .writev_buffer = block_writev_buffer, - .close = bdrv_fclose -}; - static QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int is_writable) { if (is_writable) { - return qemu_fopen_ops(bs, &bdrv_write_ops, false); + return qemu_fopen_channel_output( + QIO_CHANNEL(qio_channel_block_new(bs))); + } else { + return qemu_fopen_channel_input( + QIO_CHANNEL(qio_channel_block_new(bs))); } - return qemu_fopen_ops(bs, &bdrv_read_ops, false); } |