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| author | adrian <adrian@FreeBSD.org> | 2013-03-18 01:12:36 +0000 |
|---|---|---|
| committer | adrian <adrian@FreeBSD.org> | 2013-03-18 01:12:36 +0000 |
| commit | 5061d6f7127bc3ab3754cbc9a5e1b55e568ff3e0 (patch) | |
| tree | d03ce570ae5c4eb91d99a8aab14d0c5bb5caa186 | |
| parent | c17bed3d1c34da99cb47901cd90d8c49d3e6877d (diff) | |
| download | FreeBSD-src-5061d6f7127bc3ab3754cbc9a5e1b55e568ff3e0.zip FreeBSD-src-5061d6f7127bc3ab3754cbc9a5e1b55e568ff3e0.tar.gz | |
Dump out information about the RX descriptor free list and FIFO information.
| -rw-r--r-- | sys/dev/ath/if_ath_sysctl.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sys/dev/ath/if_ath_sysctl.c b/sys/dev/ath/if_ath_sysctl.c index f1c794e..39d7ea7 100644 --- a/sys/dev/ath/if_ath_sysctl.c +++ b/sys/dev/ath/if_ath_sysctl.c @@ -397,6 +397,22 @@ ath_sysctl_txagg(SYSCTL_HANDLER_ARGS) printf("Total mgmt TX buffers: %d; Total mgmt TX buffers busy: %d\n", t, i); + ATH_RX_LOCK(sc); + for (i = 0; i < 2; i++) { + printf("%d: fifolen: %d; head=%d; tail=%d\n", + i, + sc->sc_rxedma[i].m_fifolen, + sc->sc_rxedma[i].m_fifo_head, + sc->sc_rxedma[i].m_fifo_tail); + } + i = 0; + TAILQ_FOREACH(bf, &sc->sc_rxbuf, bf_list) { + i++; + } + printf("Total RX buffers in free list: %d buffers\n", + i); + ATH_RX_UNLOCK(sc); + return 0; } |
