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virtio, pci fixes, enhancements

Browse source 
Most notably this includes virtio cross-endian patches.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio, pci fixes, enhancements

Most notably this includes virtio cross-endian patches.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Fri Jun 19 11:18:05 2015 BST using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream:
  vhost: enable vhost without without MSI-X
  pci: Don't register a specialized 'config_write' if default behavior is intended
  hw/core: rebase sysbus_get_fw_dev_path() to g_strdup_printf()
  vhost_net: re-enable when cross endian
  vhost-net: tell tap backend about the vnet endianness
  tap: fix non-linux build
  tap: add VNET_LE/VNET_BE operations
  vhost: set vring endianness for legacy virtio
  virtio: introduce virtio_legacy_is_cross_endian()
  linux-headers: sync vhost.h
  vhost-user: part of virtio

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2015-06-19 11:30:57 +01:00
commit 89e9429c3c
26 changed files with 246 additions and 91 deletions
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17
net/tap.c
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@ -266,6 +266,20 @@ static void tap_using_vnet_hdr(NetClientState *nc, bool using_vnet_hdr)
s->using_vnet_hdr = using_vnet_hdr;
}
static int tap_set_vnet_le(NetClientState *nc, bool is_le)
{
TAPState *s = DO_UPCAST(TAPState, nc, nc);
return tap_fd_set_vnet_le(s->fd, is_le);
}
static int tap_set_vnet_be(NetClientState *nc, bool is_be)
{
TAPState *s = DO_UPCAST(TAPState, nc, nc);
return tap_fd_set_vnet_be(s->fd, is_be);
}
static void tap_set_offload(NetClientState *nc, int csum, int tso4,
int tso6, int ecn, int ufo)
{
@ -332,6 +346,8 @@ static NetClientInfo net_tap_info = {
.using_vnet_hdr = tap_using_vnet_hdr,
.set_offload = tap_set_offload,
.set_vnet_hdr_len = tap_set_vnet_hdr_len,
.set_vnet_le = tap_set_vnet_le,
.set_vnet_be = tap_set_vnet_be,
};
static TAPState *net_tap_fd_init(NetClientState *peer,
@ -646,7 +662,6 @@ static void net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
options.backend_type = VHOST_BACKEND_TYPE_KERNEL;
options.net_backend = &s->nc;
options.force = tap->has_vhostforce && tap->vhostforce;
if (tap->has_vhostfd || tap->has_vhostfds) {
vhostfd = monitor_fd_param(cur_mon, vhostfdname, &err);