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Handle link status in qemu_sendv_packet() (Mark McLoughlin)

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If link is down, pretend that the packet has been successfully sent.

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6444 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-01-26 15:37:44 +00:00
parent 1b0f9cc26b
commit e0e7877a0a
1 changed files with 15 additions and 0 deletions
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15
net.c
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@ -421,6 +421,16 @@ static ssize_t vc_sendv_compat(VLANClientState *vc, const struct iovec *iov,
return offset;
}
static ssize_t calc_iov_length(const struct iovec *iov, int iovcnt)
{
size_t offset = 0;
int i;
for (i = 0; i < iovcnt; i++)
offset += iov[i].iov_len;
return offset;
}
ssize_t qemu_sendv_packet(VLANClientState *vc1, const struct iovec *iov,
int iovcnt)
{
@ -428,12 +438,17 @@ ssize_t qemu_sendv_packet(VLANClientState *vc1, const struct iovec *iov,
VLANClientState *vc;
ssize_t max_len = 0;
if (vc1->link_down)
return calc_iov_length(iov, iovcnt);
for (vc = vlan->first_client; vc != NULL; vc = vc->next) {
ssize_t len = 0;
if (vc == vc1)
continue;
if (vc->link_down)
len = calc_iov_length(iov, iovcnt);
if (vc->fd_readv)
len = vc->fd_readv(vc->opaque, iov, iovcnt);
else if (vc->fd_read)