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Commit d110ec45 authored by Eric W. Biederman's avatar Eric W. Biederman Committed by David S. Miller
Browse files

tilegx: 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: default avatar"Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 99a09c26

drivers/net/ethernet/tile/tilegx.c

+3 −0
Original line number Diff line number Diff line
@@ -659,6 +659,9 @@ static int tile_net_poll(struct napi_struct *napi, int budget) 
	struct info_mpipe *info_mpipe =

		container_of(napi, struct info_mpipe, napi);



	if (budget <= 0)

		goto done;



	instance = info_mpipe->instance;

	while ((n = gxio_mpipe_iqueue_try_peek(

			&info_mpipe->iqueue,