The branch stable/12 has been updated by vmaffione:
URL:
https://cgit.FreeBSD.org/src/commit/?id=31c2349742a9391899180e46336cb227828bf732
commit 31c2349742a9391899180e46336cb227828bf732
Author: Vincenzo Maffione <vmaffi...@freebsd.org>
AuthorDate: 2021-01-24 21:38:59 +0000
Commit: Vincenzo Maffione <vmaffi...@freebsd.org>
CommitDate: 2021-01-31 08:51:56 +0000
iflib: netmap: move per-packet operation out of fragments loop
MFC after: 1 week
(cherry picked from commit f80efe5016ba01b2948ca1f0eb8fe34adab5b864)
---
sys/net/iflib.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/sys/net/iflib.c b/sys/net/iflib.c
index 80aeda5847cb..ae203d871a5c 100644
--- a/sys/net/iflib.c
+++ b/sys/net/iflib.c
@@ -1217,17 +1217,18 @@ iflib_netmap_rxsync(struct netmap_kring *kring, int
flags)
ring->slot[nm_i].flags =
NS_MOREFRAG;
}
- if (have_rxcq) {
- *cidxp = ri.iri_cidx;
- while (*cidxp >= scctx->isc_nrxd[0])
- *cidxp -= scctx->isc_nrxd[0];
- }
-
bus_dmamap_sync(fl->ifl_buf_tag,
fl->ifl_sds.ifsd_map[nic_i],
BUS_DMASYNC_POSTREAD);
nm_i = nm_next(nm_i, lim);
fl->ifl_cidx = nic_i = nm_next(nic_i, lim);
}
+
+ if (have_rxcq) {
+ *cidxp = ri.iri_cidx;
+ while (*cidxp >= scctx->isc_nrxd[0])
+ *cidxp -= scctx->isc_nrxd[0];
+ }
+
}
if (n) { /* update the state variables */
if (netmap_no_pendintr && !force_update) {
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