Test(dg_allocation, dgram_wc_post_exchg)
{
int ret = 0;
struct gnix_cm_nic *cm_nic;
struct gnix_datagram *dgram_wc, *dgram_bnd;
ep_priv = container_of(ep, struct gnix_fid_ep, ep_fid);
cm_nic = ep_priv->cm_nic;
cr_assert((cm_nic != NULL), "cm_nic NULL");
cr_assert((cm_nic->dgram_hndl != NULL), "cm_nic dgram_hndl NULL");
ret = _gnix_dgram_alloc(cm_nic->dgram_hndl, GNIX_DGRAM_WC,
&dgram_wc);
cr_assert(!ret, "_gnix_dgram_alloc wc");
dgram_wc->callback_fn = dgram_callback_fn;
ret = _gnix_dgram_wc_post(dgram_wc);
cr_assert((ret == 0), "_gnix_dgram_alloc wc");
ret = _gnix_dgram_alloc(cm_nic->dgram_hndl, GNIX_DGRAM_BND,
&dgram_bnd);
cr_assert((ret == 0), "_gnix_dgram_alloc bnd");
dgram_bnd->target_addr = cm_nic->my_name.gnix_addr;
local_address = cm_nic->my_name.gnix_addr;
dgram_bnd->callback_fn = dgram_callback_fn;
ret = _gnix_dgram_bnd_post(dgram_bnd);
cr_assert(ret == 0);
/*
* progress auto, don't need to do anything
*/
while (dgram_match != 1) {
ret = _gnix_cm_nic_progress(cm_nic);
cr_assert(ret == 0);
pthread_yield();
}
ret = _gnix_dgram_free(dgram_bnd);
cr_assert(!ret, "_gnix_dgram_free bnd");
ret = _gnix_dgram_free(dgram_wc);
cr_assert(!ret, "_gnix_dgram_free wc");
}
static int __process_datagram(struct gnix_datagram *dgram,
struct gnix_address peer_address,
gni_post_state_t state)
{
int ret = FI_SUCCESS;
struct gnix_cm_nic *cm_nic = NULL;
uint8_t in_tag = 0, out_tag = 0;
char rcv_buf[GNIX_CM_NIC_MAX_MSG_SIZE];
GNIX_TRACE(FI_LOG_EP_CTRL, "\n");
cm_nic = (struct gnix_cm_nic *)dgram->cache;
if (cm_nic == NULL) {
GNIX_WARN(FI_LOG_EP_CTRL,
"process_datagram, null cache\n");
goto err;
}
if (state != GNI_POST_COMPLETED) {
ret = __process_dgram_w_error(cm_nic,
dgram,
peer_address,
state);
GNIX_WARN(FI_LOG_EP_CTRL,
"process_datagram bad post state %d\n", state);
goto err;
}
__dgram_get_in_tag(dgram, &in_tag);
if ((in_tag != GNIX_CM_NIC_BND_TAG) &&
(in_tag != GNIX_CM_NIC_WC_TAG)) {
GNIX_WARN(FI_LOG_EP_CTRL,
"datagram with unknown in tag %d\n", in_tag);
goto err;
}
__dgram_unpack_out_tag(dgram, &out_tag);
if ((out_tag != GNIX_CM_NIC_BND_TAG) &&
(out_tag != GNIX_CM_NIC_WC_TAG)) {
GNIX_WARN(FI_LOG_EP_CTRL,
"datagram with unknown out tag %d\n", out_tag);
goto err;
}
/*
* if out buf actually has data, call consumer's
* receive callback
*/
if (out_tag == GNIX_CM_NIC_BND_TAG) {
_gnix_dgram_unpack_buf(dgram,
GNIX_DGRAM_OUT_BUF,
rcv_buf,
GNIX_CM_NIC_MAX_MSG_SIZE);
ret = cm_nic->rcv_cb_fn(cm_nic,
rcv_buf,
peer_address);
if (ret != FI_SUCCESS) {
GNIX_WARN(FI_LOG_EP_CTRL,
"cm_nic->rcv_cb_fn returned %s\n",
fi_strerror(-ret));
goto err;
}
ret = _gnix_cm_nic_progress(cm_nic);
if (ret != FI_SUCCESS)
GNIX_WARN(FI_LOG_EP_CTRL,
"_gnix_cm_nic_progress returned %s\n",
fi_strerror(-ret));
}
/*
* if we are processing a WC datagram, repost, otherwise
* just put back on the freelist.
*/
if (in_tag == GNIX_CM_NIC_WC_TAG) {
dgram->callback_fn = __process_datagram;
dgram->cache = cm_nic;
__dgram_set_tag(dgram, in_tag);
ret = _gnix_dgram_wc_post(dgram);
if (ret != FI_SUCCESS) {
GNIX_WARN(FI_LOG_EP_CTRL,
"_gnix_dgram_wc_post returned %s\n",
fi_strerror(-ret));
goto err;
}
} else {
ret = _gnix_dgram_free(dgram);
if (ret != FI_SUCCESS)
GNIX_WARN(FI_LOG_EP_CTRL,
"_gnix_dgram_free returned %s\n",
fi_strerror(-ret));
}
return ret;
err:
if (in_tag == GNIX_CM_NIC_BND_TAG)
_gnix_dgram_free(dgram);
return ret;
}
int _gnix_cm_nic_enable(struct gnix_cm_nic *cm_nic)
{
int i, ret = FI_SUCCESS;
struct gnix_fid_fabric *fabric;
struct gnix_datagram *dg_ptr;
uint8_t tag = GNIX_CM_NIC_WC_TAG;
GNIX_TRACE(FI_LOG_EP_CTRL, "\n");
if (cm_nic == NULL)
return -FI_EINVAL;
if (cm_nic->domain == NULL) {
GNIX_FATAL(FI_LOG_EP_CTRL, "domain is NULL\n");
}
if (cm_nic->domain->fabric == NULL) {
GNIX_FATAL(FI_LOG_EP_CTRL, "fabric is NULL\n");
}
fabric = cm_nic->domain->fabric;
assert(cm_nic->dgram_hndl != NULL);
for (i = 0; i < fabric->n_wc_dgrams; i++) {
ret = _gnix_dgram_alloc(cm_nic->dgram_hndl, GNIX_DGRAM_WC,
&dg_ptr);
/*
* wildcards may already be posted to the cm_nic,
* so just break if -FI_EAGAIN is returned by
* _gnix_dgram_alloc
*/
if (ret == -FI_EAGAIN) {
ret = FI_SUCCESS;
break;
}
if (ret != FI_SUCCESS) {
GNIX_WARN(FI_LOG_EP_CTRL,
"_gnix_dgram_alloc call returned %d\n", ret);
goto err;
}
dg_ptr->callback_fn = __process_datagram;
dg_ptr->cache = cm_nic;
__dgram_set_tag(dg_ptr, tag);
ret = _gnix_dgram_wc_post(dg_ptr);
if (ret != FI_SUCCESS) {
GNIX_WARN(FI_LOG_EP_CTRL,
"_gnix_dgram_wc_post returned %d\n", ret);
_gnix_dgram_free(dg_ptr);
goto err;
}
}
/*
* TODO: better cleanup in error case
*/
err:
return ret;
}
struct gnix_datagram *dgram_wc, *dgram_bnd; ep_priv = container_of(ep, struct gnix_fid_ep, ep_fid); cm_nic = ep_priv->cm_nic; cr_assert((cm_nic != NULL), "cm_nic NULL"); cr_assert(cm_nic->ctrl_progress == FI_PROGRESS_MANUAL); cr_assert((cm_nic->dgram_hndl != NULL), "cm_nic dgram_hndl NULL"); ret = _gnix_dgram_alloc(cm_nic->dgram_hndl, GNIX_DGRAM_WC, &dgram_wc); cr_assert(!ret, "_gnix_dgram_alloc wc"); dgram_wc->callback_fn = dgram_callback_fn; ret = _gnix_dgram_wc_post(dgram_wc); cr_assert((ret == 0), "_gnix_dgram_alloc wc"); ret = _gnix_dgram_alloc(cm_nic->dgram_hndl, GNIX_DGRAM_BND, &dgram_bnd); cr_assert((ret == 0), "_gnix_dgram_alloc bnd"); dgram_bnd->target_addr = cm_nic->my_name.gnix_addr; local_address = cm_nic->my_name.gnix_addr; dgram_bnd->callback_fn = dgram_callback_fn; ret = _gnix_dgram_bnd_post(dgram_bnd); cr_assert(ret == 0); /*
