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migration: extend VMStateInfo

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Current migration code cannot handle some data structures such as
QTAILQ in qemu/queue.h. Here we extend the signatures of put/get
in VMStateInfo so that customized handling is supported. put now
will return int type.

Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

Signed-off-by: Jianjun Duan <duanj@linux.vnet.ibm.com>
Message-Id: <1484852453-12728-2-git-send-email-duanj@linux.vnet.ibm.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Jianjun Duan 2017-01-19 11:00:50 -08:00 • committed by Dr. David Alan Gilbert
parent d7fc72ceb5
commit 2c21ee769e
22 changed files with 262 additions and 105 deletions
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7
hw/pci/shpc.c
View file

@ -695,13 +695,16 @@ void shpc_cap_write_config(PCIDevice *d, uint32_t addr, uint32_t val, int l)
shpc_cap_update_dword(d);
}
static void shpc_save(QEMUFile *f, void *pv, size_t size)
static int shpc_save(QEMUFile *f, void *pv, size_t size, VMStateField *field,
QJSON *vmdesc)
{
PCIDevice *d = container_of(pv, PCIDevice, shpc);
qemu_put_buffer(f, d->shpc->config, SHPC_SIZEOF(d));
return 0;
}
static int shpc_load(QEMUFile *f, void *pv, size_t size)
static int shpc_load(QEMUFile *f, void *pv, size_t size, VMStateField *field)
{
PCIDevice *d = container_of(pv, PCIDevice, shpc);
int ret = qemu_get_buffer(f, d->shpc->config, SHPC_SIZEOF(d));