forked from Minki/linux
amd8111e: Don't receive packets when the napi budget == 0
Processing any incoming packets with a with a napi budget of 0 is incorrect driver behavior. This matters as netpoll will shortly call drivers with a budget of 0 to avoid receive packet processing happening in hard irq context. Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
fdabfc8a74
commit
278d5385b1
@ -720,6 +720,9 @@ static int amd8111e_rx_poll(struct napi_struct *napi, int budget)
|
|||||||
int rx_pkt_limit = budget;
|
int rx_pkt_limit = budget;
|
||||||
unsigned long flags;
|
unsigned long flags;
|
||||||
|
|
||||||
|
if (rx_pkt_limit <= 0)
|
||||||
|
goto rx_not_empty;
|
||||||
|
|
||||||
do{
|
do{
|
||||||
/* process receive packets until we use the quota*/
|
/* process receive packets until we use the quota*/
|
||||||
/* If we own the next entry, it's a new packet. Send it up. */
|
/* If we own the next entry, it's a new packet. Send it up. */
|
||||||
|
Loading…
Reference in New Issue
Block a user