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if_epair: build fix

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66acf7685b failed to build on riscv (and mips). This is because the
atomic_testandset_int() (and friends) functions do not exist there.
Happily those platforms do have the long variant, so switch to that.

PR:		262571
MFC after:	3 days
This commit is contained in:
Kristof Provost 2022-03-17 03:35:13 +01:00
parent 8ea5af2b77
commit 0bf7acd6b7
1 changed files with 5 additions and 5 deletions
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10
sys/net/if_epair.c
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@ -112,7 +112,7 @@ struct epair_queue {
int id;
struct buf_ring *rxring[2];
volatile int ridx; /* 0 || 1 */
volatile int state; /* taskqueue coordination */
volatile long state; /* taskqueue coordination */
struct task tx_task;
struct epair_softc *sc;
};
@ -181,8 +181,8 @@ epair_tx_start_deferred(void *arg, int pending)
} while (!atomic_fcmpset_int(&q->ridx, &ridx, nidx));
epair_if_input(sc, q, ridx);
atomic_clear_int(&q->state, (1 << BIT_QUEUE_TASK));
if (atomic_testandclear_int(&q->state, BIT_MBUF_QUEUED))
atomic_clear_long(&q->state, (1 << BIT_QUEUE_TASK));
if (atomic_testandclear_long(&q->state, BIT_MBUF_QUEUED))
taskqueue_enqueue(epair_tasks.tq[q->id], &q->tx_task);
if_rele(sc->ifp);
@ -248,7 +248,7 @@ epair_menq(struct mbuf *m, struct epair_softc *osc)
#endif
q = &osc->queues[bucket];
atomic_set_int(&q->state, (1 << BIT_MBUF_QUEUED));
atomic_set_long(&q->state, (1 << BIT_MBUF_QUEUED));
ridx = atomic_load_int(&q->ridx);
ret = buf_ring_enqueue(q->rxring[ridx], m);
if (ret != 0) {
@ -270,7 +270,7 @@ epair_menq(struct mbuf *m, struct epair_softc *osc)
/* Someone else received the packet. */
if_inc_counter(oifp, IFCOUNTER_IPACKETS, 1);
if (!atomic_testandset_int(&q->state, BIT_QUEUE_TASK))
if (!atomic_testandset_long(&q->state, BIT_QUEUE_TASK))
taskqueue_enqueue(epair_tasks.tq[bucket], &q->tx_task);
return (0);