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migration: Include migration support for machine check handling

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This patch includes migration support for machine check
handling. Especially this patch blocks VM migration
requests until the machine check error handling is
complete as these errors are specific to the source
hardware and is irrelevant on the target hardware.

Signed-off-by: Aravinda Prasad <arawinda.p@gmail.com>
[Do not set FWNMI cap in post_load, now its done in .apply hook]
Signed-off-by: Ganesh Goudar <ganeshgr@linux.ibm.com>
Message-Id: <20200130184423.20519-7-ganeshgr@linux.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Aravinda Prasad 2020-01-31 00:14:22 +05:30 • committed by David Gibson
parent f03496bc12
commit 2500fb423a
4 changed files with 66 additions and 1 deletions
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2
hw/ppc/spapr_rtas.c
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@ -50,6 +50,7 @@
#include "hw/ppc/fdt.h"
#include "target/ppc/mmu-hash64.h"
#include "target/ppc/mmu-book3s-v3.h"
#include "migration/blocker.h"
static void rtas_display_character(PowerPCCPU *cpu, SpaprMachineState *spapr,
uint32_t token, uint32_t nargs,
@ -452,6 +453,7 @@ static void rtas_ibm_nmi_interlock(PowerPCCPU *cpu,
spapr->mc_status = -1;
qemu_cond_signal(&spapr->mc_delivery_cond);
rtas_st(rets, 0, RTAS_OUT_SUCCESS);
migrate_del_blocker(spapr->fwnmi_migration_blocker);
}
static struct rtas_call {