Vitaly Kuznetsov <vkuzn...@redhat.com> writes:
> Perform soft reset when a domain did SHUTDOWN_soft_reset. Migrate the
> content with xc_domain_soft_reset(), reload dm and toolstack.
>
..skip..
> +void libxl__xc_domain_soft_reset(libxl__egc *egc,
> + libxl__domain_create_state *dcs)
> +{
> + STATE_AO_GC(dcs->ao);
> + libxl_ctx *ctx = libxl__gc_owner(gc);
> + const uint32_t domid_soft_reset = dcs->domid_soft_reset;
> + const uint32_t domid = dcs->guest_domid;
> + uint8_t *buf;
> + uint32_t len;
> + int rc;
> + libxl__domain_suspend_state *dss;
> +
> + GCNEW(dss);
> + dss->ao = ao;
> + dss->domid = domid_soft_reset;
> +
> + rc = libxl__toolstack_save(domid_soft_reset, &buf, &len, dss);
> + if (rc) goto out;
It turned out being too late, QEMU process for the original domain is
already dead at this point and xenstore in cleanen. Qemu-upstream will
fail when it requires e.g. video ram info. I'll move this call earlier
in the chain in v7.
..skip...
--
Vitaly
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