diff options
| author | Luigi Rizzo <luigi@FreeBSD.org> | 2014-11-11 00:10:44 +0000 |
|---|---|---|
| committer | Luigi Rizzo <luigi@FreeBSD.org> | 2014-11-11 00:10:44 +0000 |
| commit | 204f91dd3a716784960430840d07e554a5734cde (patch) | |
| tree | 547a3be35ca3532b405be6db0a9cf7cbd2a3c8cc /sys/dev/netmap | |
| parent | d1f79a3bfc91aefacc8bd6e40d081f850eba17b5 (diff) | |
| download | src-204f91dd3a716784960430840d07e554a5734cde.tar.gz src-204f91dd3a716784960430840d07e554a5734cde.zip | |
- fix typo: use ring size from the rx ring, not the tx one (they should be
the same, but just in case);
- reuse the previously computed len-1 value
Notes
Notes:
svn path=/head/; revision=274361
Diffstat (limited to 'sys/dev/netmap')
| -rw-r--r-- | sys/dev/netmap/netmap_pipe.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/dev/netmap/netmap_pipe.c b/sys/dev/netmap/netmap_pipe.c index bc998c04a17e..ab77f4b6dcde 100644 --- a/sys/dev/netmap/netmap_pipe.c +++ b/sys/dev/netmap/netmap_pipe.c @@ -197,10 +197,10 @@ netmap_pipe_txsync(struct netmap_kring *txkring, int flags) if (m < 0) m += txkring->nkr_num_slots; limit = m; - m = rxkring->nkr_num_slots - 1; /* max avail space on destination */ + m = lim_rx; /* max avail space on destination */ busy = j - rxkring->nr_hwcur; /* busy slots */ if (busy < 0) - busy += txkring->nkr_num_slots; + busy += rxkring->nkr_num_slots; m -= busy; /* subtract busy slots */ ND(2, "m %d limit %d", m, limit); if (m < limit) |