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vhost-user: simplify vhost_user_init/vhost_user_cleanup

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Take a VhostUserState* that can be pre-allocated, and initialize it
with the associated chardev.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Tiwei Bie <tiwei.bie@intel.com>
Message-Id: <20190308140454.32437-4-marcandre.lureau@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Marc-André Lureau
2019-03-08 15:04:45 +01:00
committed by Michael S. Tsirkin
parent 482580a658
commit 0b99f22461
9 changed files with 33 additions and 66 deletions
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13
net/vhost-user.c
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@@ -304,19 +304,14 @@ static int net_vhost_user_init(NetClientState *peer, const char *device,
{
Error *err = NULL;
NetClientState *nc, *nc0 = NULL;
VhostUserState *user = NULL;
NetVhostUserState *s = NULL;
VhostUserState *user;
int i;
assert(name);
assert(queues > 0);
user = vhost_user_init();
if (!user) {
error_report("failed to init vhost_user");
goto err;
}
user = g_new0(struct VhostUserState, 1);
for (i = 0; i < queues; i++) {
nc = qemu_new_net_client(&net_vhost_user_info, peer, device, name);
snprintf(nc->info_str, sizeof(nc->info_str), "vhost-user%d to %s",
@@ -325,11 +320,11 @@ static int net_vhost_user_init(NetClientState *peer, const char *device,
if (!nc0) {
nc0 = nc;
s = DO_UPCAST(NetVhostUserState, nc, nc);
if (!qemu_chr_fe_init(&s->chr, chr, &err)) {
if (!qemu_chr_fe_init(&s->chr, chr, &err) ||
!vhost_user_init(user, &s->chr, &err)) {
error_report_err(err);
goto err;
}
user->chr = &s->chr;
}
s = DO_UPCAST(NetVhostUserState, nc, nc);
s->vhost_user = user;