mirror of https://github.com/xqemu/xqemu.git
Handle link status in qemu_sendv_packet() (Mark McLoughlin)
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
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15
net.c
15
net.c
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@ -421,6 +421,16 @@ static ssize_t vc_sendv_compat(VLANClientState *vc, const struct iovec *iov,
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return offset;
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return offset;
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}
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}
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static ssize_t calc_iov_length(const struct iovec *iov, int iovcnt)
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{
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size_t offset = 0;
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int i;
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for (i = 0; i < iovcnt; i++)
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offset += iov[i].iov_len;
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return offset;
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}
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ssize_t qemu_sendv_packet(VLANClientState *vc1, const struct iovec *iov,
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ssize_t qemu_sendv_packet(VLANClientState *vc1, const struct iovec *iov,
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int iovcnt)
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int iovcnt)
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{
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{
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@ -428,12 +438,17 @@ ssize_t qemu_sendv_packet(VLANClientState *vc1, const struct iovec *iov,
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VLANClientState *vc;
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VLANClientState *vc;
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ssize_t max_len = 0;
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ssize_t max_len = 0;
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if (vc1->link_down)
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return calc_iov_length(iov, iovcnt);
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for (vc = vlan->first_client; vc != NULL; vc = vc->next) {
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for (vc = vlan->first_client; vc != NULL; vc = vc->next) {
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ssize_t len = 0;
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ssize_t len = 0;
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if (vc == vc1)
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if (vc == vc1)
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continue;
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continue;
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if (vc->link_down)
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len = calc_iov_length(iov, iovcnt);
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if (vc->fd_readv)
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if (vc->fd_readv)
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len = vc->fd_readv(vc->opaque, iov, iovcnt);
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len = vc->fd_readv(vc->opaque, iov, iovcnt);
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else if (vc->fd_read)
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else if (vc->fd_read)
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