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virtio-9p: Add P9_TVERSION support

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Implement P9_TVERSION support.

[sripathik@in.ibm.com: Handle unknown 9P versions as per the standards]

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Anthony Liguori 2010-04-29 17:44:51 +05:30
parent 1f5a89bf68
commit 92c1ad037a
1 changed files with 13 additions and 2 deletions
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15
hw/virtio-9p.c
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@ -843,9 +843,20 @@ static void v9fs_dummy(V9fsState *s, V9fsPDU *pdu)
static void v9fs_version(V9fsState *s, V9fsPDU *pdu)
{
if (debug_9p_pdu) {
pprint_pdu(pdu);
int32_t msize;
V9fsString version;
size_t offset = 7;
pdu_unmarshal(pdu, offset, "ds", &msize, &version);
if (strcmp(version.data, "9P2000.u")) {
v9fs_string_sprintf(&version, "unknown");
}
offset += pdu_marshal(pdu, offset, "ds", msize, &version);
complete_pdu(s, pdu, offset);
v9fs_string_free(&version);
}
static void v9fs_attach(V9fsState *s, V9fsPDU *pdu)