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netmap: Move more_txspace and some_recvd under #ifdef SYNC_KLOOP_POLL.

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This commit is contained in:
John Baldwin 2022-04-08 17:30:14 -07:00
parent c25277bfff
commit 6d2a46f0ab
1 changed files with 8 additions and 0 deletions
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8
sys/dev/netmap/netmap_kloop.c
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@ -164,7 +164,9 @@ netmap_sync_kloop_tx_ring(const struct sync_kloop_ring_args *a)
struct nm_csb_atok *csb_atok = a->csb_atok;
struct nm_csb_ktoa *csb_ktoa = a->csb_ktoa;
struct netmap_ring shadow_ring; /* shadow copy of the netmap_ring */
#ifdef SYNC_KLOOP_POLL
bool more_txspace = false;
#endif /* SYNC_KLOOP_POLL */
uint32_t num_slots;
int batch;
@ -239,7 +241,9 @@ netmap_sync_kloop_tx_ring(const struct sync_kloop_ring_args *a)
if (kring->rtail != kring->nr_hwtail) {
/* Some more room available in the parent adapter. */
kring->rtail = kring->nr_hwtail;
#ifdef SYNC_KLOOP_POLL
more_txspace = true;
#endif /* SYNC_KLOOP_POLL */
}
if (unlikely(netmap_debug & NM_DEBUG_TXSYNC)) {
@ -317,7 +321,9 @@ netmap_sync_kloop_rx_ring(const struct sync_kloop_ring_args *a)
struct nm_csb_ktoa *csb_ktoa = a->csb_ktoa;
struct netmap_ring shadow_ring; /* shadow copy of the netmap_ring */
int dry_cycles = 0;
#ifdef SYNC_KLOOP_POLL
bool some_recvd = false;
#endif /* SYNC_KLOOP_POLL */
uint32_t num_slots;
if (unlikely(nm_kr_tryget(kring, 1, NULL))) {
@ -371,7 +377,9 @@ netmap_sync_kloop_rx_ring(const struct sync_kloop_ring_args *a)
sync_kloop_kernel_write(csb_ktoa, kring->nr_hwcur, hwtail);
if (kring->rtail != hwtail) {
kring->rtail = hwtail;
#ifdef SYNC_KLOOP_POLL
some_recvd = true;
#endif /* SYNC_KLOOP_POLL */
dry_cycles = 0;
} else {
dry_cycles++;