On Thu, Jan 13, 2011 at 5:15 PM, Yoshiaki Tamura
<tamura.yoshiaki@xxxxxxxxxxxxx> wrote:
> Introduce qemu_savevm_state_{begin,commit} to send the memory and
> device info together, while avoiding cancelling memory state tracking.
>
> Signed-off-by: Yoshiaki Tamura <tamura.yoshiaki@xxxxxxxxxxxxx>
> ---
> Âsavevm.c | Â 88 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> Âsysemu.h | Â Â2 +
> Â2 files changed, 90 insertions(+), 0 deletions(-)
>
> diff --git a/savevm.c b/savevm.c
> index ebb3ef8..9d20c37 100644
> --- a/savevm.c
> +++ b/savevm.c
> @@ -1722,6 +1722,94 @@ int qemu_savevm_state_complete(Monitor *mon, QEMUFile *f)
> Â Â return 0;
> Â}
>
> +int qemu_savevm_trans_begin(Monitor *mon, QEMUFile *f, int init)
> +{
> + Â ÂSaveStateEntry *se;
> + Â Âint skipped = 0;
> +
> + Â ÂQTAILQ_FOREACH(se, &savevm_handlers, entry) {
> + Â Â Â Âint len, stage, ret;
> +
> + Â Â Â Âif (se->save_live_state == NULL)
> + Â Â Â Â Â Âcontinue;
Missing braces.
> +
> + Â Â Â Â/* Section type */
> + Â Â Â Âqemu_put_byte(f, QEMU_VM_SECTION_START);
> + Â Â Â Âqemu_put_be32(f, se->section_id);
> +
> + Â Â Â Â/* ID string */
> + Â Â Â Âlen = strlen(se->idstr);
> + Â Â Â Âqemu_put_byte(f, len);
> + Â Â Â Âqemu_put_buffer(f, (uint8_t *)se->idstr, len);
> +
> + Â Â Â Âqemu_put_be32(f, se->instance_id);
> + Â Â Â Âqemu_put_be32(f, se->version_id);
> +
> + Â Â Â Âstage = init ? QEMU_VM_SECTION_START : QEMU_VM_SECTION_PART;
> + Â Â Â Âret = se->save_live_state(mon, f, stage, se->opaque);
> + Â Â Â Âif (!ret) {
> + Â Â Â Â Â Âskipped++;
> + Â Â Â Â}
> + Â Â}
> +
> + Â Âif (qemu_file_has_error(f))
> + Â Â Â Âreturn -EIO;
Also here
> +
> + Â Âreturn skipped;
> +}
> +
> +int qemu_savevm_trans_complete(Monitor *mon, QEMUFile *f)
> +{
> + Â ÂSaveStateEntry *se;
> +
> + Â Âcpu_synchronize_all_states();
> +
> + Â ÂQTAILQ_FOREACH(se, &savevm_handlers, entry) {
> + Â Â Â Âint ret;
> +
> + Â Â Â Âif (se->save_live_state == NULL)
> + Â Â Â Â Â Âcontinue;
here
> +
> + Â Â Â Â/* Section type */
> + Â Â Â Âqemu_put_byte(f, QEMU_VM_SECTION_PART);
> + Â Â Â Âqemu_put_be32(f, se->section_id);
> +
> + Â Â Â Âret = se->save_live_state(mon, f, QEMU_VM_SECTION_PART, se->opaque);
> + Â Â Â Âif (!ret) {
> + Â Â Â Â Â Â/* do not proceed to the next vmstate. */
> + Â Â Â Â Â Âreturn 1;
> + Â Â Â Â}
> + Â Â}
> +
> + Â ÂQTAILQ_FOREACH(se, &savevm_handlers, entry) {
> + Â Â Â Âint len;
> +
> + Â Â Â Âif (se->save_state == NULL && se->vmsd == NULL)
> + Â Â Â Â Â Âcontinue;
here
> +
> + Â Â Â Â/* Section type */
> + Â Â Â Âqemu_put_byte(f, QEMU_VM_SECTION_FULL);
> + Â Â Â Âqemu_put_be32(f, se->section_id);
> +
> + Â Â Â Â/* ID string */
> + Â Â Â Âlen = strlen(se->idstr);
> + Â Â Â Âqemu_put_byte(f, len);
> + Â Â Â Âqemu_put_buffer(f, (uint8_t *)se->idstr, len);
> +
> + Â Â Â Âqemu_put_be32(f, se->instance_id);
> + Â Â Â Âqemu_put_be32(f, se->version_id);
> +
> + Â Â Â Âvmstate_save(f, se);
> + Â Â}
> +
> + Â Âqemu_put_byte(f, QEMU_VM_EOF);
> +
> + Â Âif (qemu_file_has_error(f))
> + Â Â Â Âreturn -EIO;
and here.
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