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ehea: Add some info messages and fix an issue

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This patch adds some debug information about ehea not being able to
allocate enough spaces. Also it correctly updates the amount of available
skb.

Signed-off-by: Breno Leitao <leitao@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Breno Leitao 2010-11-26 07:26:27 +00:00 committed by David S. Miller
parent 8e65c0ece6
commit 5c7e57f7cd
1 changed files with 14 additions and 4 deletions
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18
drivers/net/ehea/ehea_main.c
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@ -400,6 +400,7 @@ static void ehea_refill_rq1(struct ehea_port_res *pr, int index, int nr_of_wqes)
skb_arr_rq1[index] = netdev_alloc_skb(dev,
EHEA_L_PKT_SIZE);
if (!skb_arr_rq1[index]) {
ehea_info("Unable to allocate enough skb in the array\n");
pr->rq1_skba.os_skbs = fill_wqes - i;
break;
}
@ -422,13 +423,20 @@ static void ehea_init_fill_rq1(struct ehea_port_res *pr, int nr_rq1a)
struct net_device *dev = pr->port->netdev;
int i;
for (i = 0; i < pr->rq1_skba.len; i++) {
if (nr_rq1a > pr->rq1_skba.len) {
ehea_error("NR_RQ1A bigger than skb array len\n");
return;
}
for (i = 0; i < nr_rq1a; i++) {
skb_arr_rq1[i] = netdev_alloc_skb(dev, EHEA_L_PKT_SIZE);
if (!skb_arr_rq1[i])
if (!skb_arr_rq1[i]) {
ehea_info("No enough memory to allocate skb array\n");
break;
}
}
/* Ring doorbell */
ehea_update_rq1a(pr->qp, nr_rq1a);
ehea_update_rq1a(pr->qp, i);
}
static int ehea_refill_rq_def(struct ehea_port_res *pr,
@ -735,8 +743,10 @@ static int ehea_proc_rwqes(struct net_device *dev,
skb = netdev_alloc_skb(dev,
EHEA_L_PKT_SIZE);
if (!skb)
if (!skb) {
ehea_info("Not enough memory to allocate skb\n");
break;
}
}
skb_copy_to_linear_data(skb, ((char *)cqe) + 64,
cqe->num_bytes_transfered - 4);