diff options
| author | Jianjun Duan <duanj@linux.vnet.ibm.com> | 2017-01-19 11:00:50 -0800 |
|---|---|---|
| committer | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2017-01-24 17:54:47 +0000 |
| commit | 2c21ee769e4674348560480cecc7b20f3750ee84 (patch) | |
| tree | 250ee21fc200f8901ee437569e153e952e6c1342 /hw/usb | |
| parent | d7fc72ceb52ad77f5f29befc04d5215096b8caa8 (diff) | |
| download | qemu-2c21ee769e4674348560480cecc7b20f3750ee84.tar.gz | |
migration: extend VMStateInfo
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>
Diffstat (limited to 'hw/usb')
| -rw-r--r-- | hw/usb/redirect.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c index a65723781e..4a0ebbfb32 100644 --- a/hw/usb/redirect.c +++ b/hw/usb/redirect.c @@ -2165,7 +2165,8 @@ static int usbredir_post_load(void *priv, int version_id) } /* For usbredirparser migration */ -static void usbredir_put_parser(QEMUFile *f, void *priv, size_t unused) +static int usbredir_put_parser(QEMUFile *f, void *priv, size_t unused, + VMStateField *field, QJSON *vmdesc) { USBRedirDevice *dev = priv; uint8_t *data; @@ -2173,7 +2174,7 @@ static void usbredir_put_parser(QEMUFile *f, void *priv, size_t unused) if (dev->parser == NULL) { qemu_put_be32(f, 0); - return; + return 0; } usbredirparser_serialize(dev->parser, &data, &len); @@ -2183,9 +2184,12 @@ static void usbredir_put_parser(QEMUFile *f, void *priv, size_t unused) qemu_put_buffer(f, data, len); free(data); + + return 0; } -static int usbredir_get_parser(QEMUFile *f, void *priv, size_t unused) +static int usbredir_get_parser(QEMUFile *f, void *priv, size_t unused, + VMStateField *field) { USBRedirDevice *dev = priv; uint8_t *data; @@ -2228,7 +2232,8 @@ static const VMStateInfo usbredir_parser_vmstate_info = { /* For buffered packets (iso/irq) queue migration */ -static void usbredir_put_bufpq(QEMUFile *f, void *priv, size_t unused) +static int usbredir_put_bufpq(QEMUFile *f, void *priv, size_t unused, + VMStateField *field, QJSON *vmdesc) { struct endp_data *endp = priv; USBRedirDevice *dev = endp->dev; @@ -2246,9 +2251,12 @@ static void usbredir_put_bufpq(QEMUFile *f, void *priv, size_t unused) i++; } assert(i == endp->bufpq_size); + + return 0; } -static int usbredir_get_bufpq(QEMUFile *f, void *priv, size_t unused) +static int usbredir_get_bufpq(QEMUFile *f, void *priv, size_t unused, + VMStateField *field) { struct endp_data *endp = priv; USBRedirDevice *dev = endp->dev; @@ -2351,7 +2359,8 @@ static const VMStateDescription usbredir_ep_vmstate = { /* For PacketIdQueue migration */ -static void usbredir_put_packet_id_q(QEMUFile *f, void *priv, size_t unused) +static int usbredir_put_packet_id_q(QEMUFile *f, void *priv, size_t unused, + VMStateField *field, QJSON *vmdesc) { struct PacketIdQueue *q = priv; USBRedirDevice *dev = q->dev; @@ -2365,9 +2374,12 @@ static void usbredir_put_packet_id_q(QEMUFile *f, void *priv, size_t unused) remain--; } assert(remain == 0); + + return 0; } -static int usbredir_get_packet_id_q(QEMUFile *f, void *priv, size_t unused) +static int usbredir_get_packet_id_q(QEMUFile *f, void *priv, size_t unused, + VMStateField *field) { struct PacketIdQueue *q = priv; USBRedirDevice *dev = q->dev; |