svn commit: r353832 - head/sys/dev/vr
Gleb Smirnoff
glebius at FreeBSD.org
Mon Oct 21 18:08:17 UTC 2019
Author: glebius
Date: Mon Oct 21 18:08:16 2019
New Revision: 353832
URL: https://svnweb.freebsd.org/changeset/base/353832
Log:
Convert to if_foreach_llmaddr() KPI.
Modified:
head/sys/dev/vr/if_vr.c
Modified: head/sys/dev/vr/if_vr.c
==============================================================================
--- head/sys/dev/vr/if_vr.c Mon Oct 21 18:08:12 2019 (r353831)
+++ head/sys/dev/vr/if_vr.c Mon Oct 21 18:08:16 2019 (r353832)
@@ -432,6 +432,44 @@ vr_cam_data(struct vr_softc *sc, int type, int idx, ui
return (i == VR_TIMEOUT ? ETIMEDOUT : 0);
}
+struct vr_hash_maddr_cam_ctx {
+ struct vr_softc *sc;
+ uint32_t mask;
+ int error;
+};
+
+static u_int
+vr_hash_maddr_cam(void *arg, struct sockaddr_dl *sdl, u_int mcnt)
+{
+ struct vr_hash_maddr_cam_ctx *ctx = arg;
+
+ if (ctx->error != 0)
+ return (0);
+ ctx->error = vr_cam_data(ctx->sc, VR_MCAST_CAM, mcnt, LLADDR(sdl));
+ if (ctx->error != 0) {
+ ctx->mask = 0;
+ return (0);
+ }
+ ctx->mask |= 1 << mcnt;
+
+ return (1);
+}
+
+static u_int
+vr_hash_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt)
+{
+ uint32_t *hashes = arg;
+ int h;
+
+ h = ether_crc32_be(LLADDR(sdl), ETHER_ADDR_LEN) >> 26;
+ if (h < 32)
+ hashes[0] |= (1 << h);
+ else
+ hashes[1] |= (1 << (h - 32));
+
+ return (1);
+}
+
/*
* Program the 64-bit multicast hash filter.
*/
@@ -439,12 +477,9 @@ static void
vr_set_filter(struct vr_softc *sc)
{
struct ifnet *ifp;
- int h;
uint32_t hashes[2] = { 0, 0 };
- struct ifmultiaddr *ifma;
uint8_t rxfilt;
int error, mcnt;
- uint32_t cam_mask;
VR_LOCK_ASSERT(sc);
@@ -466,27 +501,18 @@ vr_set_filter(struct vr_softc *sc)
/* Now program new ones. */
error = 0;
- mcnt = 0;
- if_maddr_rlock(ifp);
if ((sc->vr_quirks & VR_Q_CAM) != 0) {
+ struct vr_hash_maddr_cam_ctx ctx;
+
/*
* For hardwares that have CAM capability, use
* 32 entries multicast perfect filter.
*/
- cam_mask = 0;
- CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
- if (ifma->ifma_addr->sa_family != AF_LINK)
- continue;
- error = vr_cam_data(sc, VR_MCAST_CAM, mcnt,
- LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
- if (error != 0) {
- cam_mask = 0;
- break;
- }
- cam_mask |= 1 << mcnt;
- mcnt++;
- }
- vr_cam_mask(sc, VR_MCAST_CAM, cam_mask);
+ ctx.sc = sc;
+ ctx.mask = 0;
+ ctx.error = 0;
+ mcnt = if_foreach_llmaddr(ifp, vr_hash_maddr_cam, &ctx);
+ vr_cam_mask(sc, VR_MCAST_CAM, ctx.mask);
}
if ((sc->vr_quirks & VR_Q_CAM) == 0 || error != 0) {
@@ -495,20 +521,8 @@ vr_set_filter(struct vr_softc *sc)
* setting multicast CAM filter failed, use hash
* table based filtering.
*/
- mcnt = 0;
- CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
- if (ifma->ifma_addr->sa_family != AF_LINK)
- continue;
- h = ether_crc32_be(LLADDR((struct sockaddr_dl *)
- ifma->ifma_addr), ETHER_ADDR_LEN) >> 26;
- if (h < 32)
- hashes[0] |= (1 << h);
- else
- hashes[1] |= (1 << (h - 32));
- mcnt++;
- }
+ mcnt = if_foreach_llmaddr(ifp, vr_hash_maddr, hashes);
}
- if_maddr_runlock(ifp);
if (mcnt > 0)
rxfilt |= VR_RXCFG_RX_MULTI;
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